Too Much Grease On Caliper Pins




Down to the cans my man. Re-install everything in the reverse order you took it apart. The caliper guide pins are two round metal pins on each brake caliper where the brake piston assembly sits. So if replacement brake calipers are recommended, ask if they can be fixed by replacing the slide pins. Lubing the pad slides isn't necessary; the pads aren't prone to sticking on that design. But in most instances, you can probably clean them up, lubricate the mounting points and return them to service. This was my 750FR. With the pads out, using the biggest flat screwdriver or brake tool you have, try to pry the caliper away from the top of the bracket, The screwdriver against the bracket will work as a much longer lever than a socket wrench. DANCO Cartridge Puller for MOEN $13. Yesterday I replaced my rotors, pads, calipers, master cylinder and brake booster on my 2001 forester and today I bled. You can actually buy a small tub of synthetic brake caliper grease as well so you don't have to depend on that little packet and worry about running out, and to grease those pins up whenever they feel a little sluggish. Instead, the shop simply needs to replace the slide pins ($20 total parts cost) and lubricate them with high-temperature synthetic grease. Sometimes the caliper slide pins simply need lubrication, but corrosion in the caliper could limit the piston's ability to retract and release the brake at that corner. This is typically due to an extra thick anti corrosion finish on the pad's backing plate. GREAT FOR MANY COMMON TASKS: Most common uses of marine grease including changing spark plugs, lubricating brake caliper pins, lubricating and preserving rubber gaskets, O-rings, hoses, weatherstripping, etc. The disc brake service includes removing the pads and calipers, cleaning and lubricating guide pins and the caliper brackets to prevent sticking or seizing. Then measure the depth of the master cylinder piston with the other end of the pin on the tool. The caliper stuck also has me stumped. Brake caliper sliding pin grease. We checked to be sure the caliper could float side to side on its slider pins with sufficient clearance. ' Or they're saying not to lube the pad slides. If the caliper won’t install in the brackets with the bleeder pointed up, you probably have the opposite side caliper. How to free seized brake pistons with a grease gun Before using this site please read the site disclaimer. It's exactly what it says on the tin-copper grease. You can get new slide pins at a good auto parts store or a dealer. I've searched the internets high and low and can't. 5" dp--> MBRP 4" 304SS exhaust, BTS tranny, 203º T-stat, Chevron ELC, Oilguard bypass with. Consequently, without the ability to transfer away heat, excessive temperatures result in accelerated oxidation or even carbonization where grease hardens or forms a crust. The sliding brake caliper is a variant of the floating caliper type. For floating or sliding calipers, separate the pads from the caliper. Grease, by its nature, cannot dissipate heat by convection like a circulating oil. STILL STICKING!. Securing the new caliper. Closely check the caliper pins, pin boots and the piston boot for damage. At this point, you can see the disc or rotor, as well as the caliper. The brake caliper piston has seized, failed and isn't retracting. I've seen a lot of brake calipers lock up because brake pads were installed without cleaning and. The caliper "floated" easily from side to side on the pins. Copper grease and most other greases make rubber expand and the sliding pins operate inside a rubber tube (the boots replaced in step 18). It only lasts for a while anyway, but does help prevent rust and eases sliding of the pads so they center nicely. Toyota Disc Brake Caliper Grease p/n 08887-80609, tube 50 gm (High-Temperature Silicone Grease) for caliper pins in floating type brake caliper for US & European markets. The tools you are likely to need will be a wheel wrench, a socket set, the specific removal socket for the caliper floating pins (explained below), a pair of pliers, a piston windback tool, some copper grease and lots of rags. This operation is critical to the performance and longevity of the brakes. Grease the bearing with a calculated amount of grease. Line up the bolt holes and reinstall the bolts you removed to take the caliper off of the rotor. turns out that the lower caliper guide pins had rusted up and would not move thus allowing the room for the thicker pads. Failure to remove rust, and the omission of suitable lubricant on caliper slides, pins and boots, can lead to brake noise, irregular. The grease prevents air movement along the flat side of the pin, and the caliper can be held against the disc instead of sliding freely. Pins are inside calipers and we use an allen key to unscrew them. Also clean and lubricate the guide pins with a suitable grease. Looks to me that the caliper is too far to the left by maybe a 32-16 of an. Discussion in 'Technical Help' started by DGBland, Apr 15, Good luck and I hope you get them out without too much trouble. Each of the HP2 calipers require 2 dust boots and 2 piston seals : You start by putting in the piston seal. ) Seat the caliper pins into the boots. The dust seal was broken on my caliper so I went to the Honda dealer and got a caliper rebuild kit. SILICONE grease, not oil based grease on rubbers. Press the pistons back in, thoroughly wipe off the excess fluid, and put it all back together. Remove caliper, stick a 11mm spanner on the bottom guide pin and that's fine. ” The friend who taught me is a great Toyota mechanic who uses anti-seize, so I do too. The calipers are easily identified as J56 because of the two pins holding the pads in place, whereas the JL8 caliper uses a single pad-locating pin. Avoid getting grease onto the threads at the ends of an older-type pin. The caliper mount showing the dust boot. There are other reasons the calipers can stick. Most likely your caliper slide pins are rusted in place. If you used grease to get the pistons out, now would be a great time to make sure all of the grease is out of the fluid bores and journals in the caliper. Upon re-assembly, apply a very light film of grease to ouside of the brake bolt and the non-threaded section of the caliper bolt. Lubricate the caliper bolts, put the new brake pads on it, and secure it to the wheel assembly. Visit your nearest Firestone Complete Auto Care for a free brake inspection and if needed, a brake service or. Lift the Truck and Remove the Front Wheels. If the halves still do not mate, it could be the pins are too high. I ended up picking up this stuff. Also, pins are smaller diameter than the hole, except the thread and at the end, so there much less chances to see pins welding to the holes. A sticking caliper can be caused by two things: 1) a deteriorated square cut "O" ring seal in the caliper bore that prevents the piston from retracing, or 2) corroded caliper slide pins that prevent the entire caliper from releasing. obviously a rather different set-up on the MB caliper then Malcolm, as most of the calipers ive had experience with, the slide pins double up as the mounting 'bolts'. One of the pins has what looks like a plastic sleeve on one end and the other does not. Countless uses-can be used to stop bolts seizing, lubricate pivot points, backs of break pads, exhaust gaskets, etc. I wish I would have checked the pins last year when I could have got them out and checked the grease. OEM Rebuild Kit Contains: 3 types of grease: orange for the sliding pins pink for the dust boot silicone for the other boots. When you buy the rubber parts kit, a pouch of the red stuff comes in it. Brake Caliper Slide Pins Questions. Limit screws as well but most of those come from the factory with threadlocker. With the pads out, using the biggest flat screwdriver or brake tool you have, try to pry the caliper away from the top of the bracket, The screwdriver against the bracket will work as a much longer lever than a socket wrench. In the RAV's FSM they call for a "Lithium Soap Base Glycol Grease" for the sliding caliper pins and for a "Disc Brake Grease" for the anti-squeel shims. Inspect for large bends then put a little grease on the o rings if applicable. The pins keep seizing up in the bracket, causing uneven pad wear and grooving the rotor. Re-pack bearings and install the rotors, bearings, grease seals, spindle washers, spindle nuts and cotter pins. They should slide nicely after re-greasing. They retain the Bolts that hold the caliper to the Brake Frame and can be found easily. Since we are doing pads and rotors, I like to separate the caliper bracket from the caliper body to grease the disc brake pins and make it easier to install the caliper onto new thicker pads. This is not really a lubricant but used to help with noise from the brakes. No need to separate shims from the pad, it's glued to keep it from moving. ” I use a silicone spray that leaves a dry film. 5i FozyCVT 75000 mi San Diego. To do this, unbolt the two 14mm two bolts securing the caliper to the caliper bracket (figure 6). Most grease I've seen here is lithium-based (I used some "multi-purpose" lithium grease temporarily on the dodgy pin for now, claims to be good for high temperatures). The caliper bolts do not hold the pads onto the rotors. But in most instances, you can probably clean them up, lubricate the mounting points and return them to service. If so, grease them up a little more, make sure they bottom out because too much grease will keep them from going all the way in. That and the caliper pistons on that side ARE CRACKING from rust too. Another possible cause although less likely is a worn out or rusty spreader spring. These springs hold the retaining pins in, which in turn hold the brake pads in. But its getting so that sometimes new replacement pistons are not available. The slide pins just pull out. The lower guide pins were stuck because previously the pins were obviously lubed with wheel grease, which, by the words of this brake specialist, make the rubber expand - thus seizing. Remove the caliper pins using a 7mm Allen wrench (they only go to 30-40 Ft-Lbs). Allot of dark soot comes out especially from the front ones. The caliper bolts do not hold the pads onto the rotors. Many install the caliper and decide to grease the pins the caliper slides on with a petroleum based grease. The moly type generic "brake grease" is to be applied sparingly to the metal-metal areas only. SILICONE grease, not oil based grease on rubbers. hub, and clean all the traces of oil/grease, etc. What grease to use for caliper pins? the registers. But in most instances, you can probably clean them up, lubricate the mounting points and return them to service. Non-Vibe example: They help push the pads apart and off of the rotor when the brake pedal is released. If you are driving 2 miles to the lake and back its no big deal. Don’t think you fixed anything with a new rubber Fog. The bushings STILL did not allow the bolt to go in far enough. Now having reassembled the the caliper and mounted it back on the disk it seems awfully wobbly. m m caliper guide pins rear brake pad compliment to oem front time for front brakes on my 2000 ml320 opinions on this extended warranty - bumper to bumper - 5 yrs 100k for 2100 anyone ever had temporary front brake sticksmoke ok stumper of the day. for the rest of the overhaul, I have removed the caliper mount to make it easier to photograph. Looking pretty bad for something off an 08 Ive added the part numbers for your shopping pleasure. Add the nut lock, cotter pin, and dust cap. If the caliper pins are corroded or are greased with the wrong grease, the caliper binds after application and. a leaking caliper piston seal. CRC 05359 Brake Caliper Synthetic Grease - 8 Wt Oz A specially developed synthetic grease with a high-tech formula for use in disc and drum brake systems. Only then the brake caliper can be taken off. Re: Caliper slide pins 2016/04/23 21:11:12 +1 (1) Previously I've just used a high quality high-temp automotive grease as I've had bad experienced with some specific brake lubricants like you've mentioned, they turned into more of an adhesive over time. Thread the caliper bolts in by hand and then tighten them with the socket set. Note how much. The ratings and reviews for these Hyundai Brake Caliper Bolt/Pin aftermarket parts really help you make the right decision. You will probably find that a good clean and re-grease of the 2 pins that hold the 'floating' backplate to the caliper will cure it. Remove caliper, stick a 11mm spanner on the bottom guide pin and that's fine. They are merely guide pins that the caliper slides on to adjust to the pads (actually the guide pins are screwed into the caliper and the pins then slide into the caliper support bracket). But in most instances, you can probably clean them up, lubricate the mounting points and return them to service. There's usually an anti-rattle shim (3) beneath the pads too - it's probably a good idea to take a photo of the shims location as it's not always obvious when you return everything back together. It only lasts for a while anyway, but does help prevent rust and eases sliding of the pads so they center nicely. Freeze-resistant formula. If the caliper slide pins get too much brake dust built up on them, they will prevent the brake caliper from retracting properly, which causes your brake pads to drag on the rotors. 1965-1982 Corvette Disc Brake Installation. The one caliper got so hot there that the dust boots melted some. When I twisted it out it came out stuck halfway up the thicker part of the caliper pin. You may have a frozen piston or a caliper pin is rusted (no grease) in the caliper support bracket. The stuff is quite thick. This thread is archived. That’s all there is too it—and the only items required are a couple of hand tools, a handful of bearing grease, and new bearings. Also please note that any links provided may be part of an affiliate programme (viz. I was a little careless with the propane torch last time and ended up with a small hole in the caliper pin boot; so it. And completely suspend the pin in lubricant. Coming back to the pad ss clips. It's a good idea to clean the outside of the piston before pushing it into the caliper to install the new pads. Some caliper pins have rubber bushings on them, while doing a brake job (you indicated he had some brake work recently), and you should clean and regrease those caliper pins during a good brake job. calipers and caliper slide pins. Contamination of pads or linings with brake fluid, oil, grease, etc. One last thought, if you put too much grease on the pins/in the holes, then it can cause a hydro-lock condition that pushes the caliper to one side. What I am concerned with is the pin tip is crushing along with the pin bending at the point between the pads. Attach it to the end of the brake line. Then put the ring on the piston of the caliper. Worked easily and lubricated the o-ring like new (review). There are other reasons the calipers can stick. You may find it to be easier to apply a tad bit of grease to the pin before screwing it back in. There should be a bit of play, it's required as a grease gap and so the caliper doesn't bind on the pin. I replaced my rear pads and greased 3 of my four calipers recently and wanted to share a couple of tips and had some more questions. The left rear inner pad on my truck was worn significantly more than the outer pad when I changed the brakes a couple of months ago, so I need to grease the caliper pins on that wheel. This is not really a lubricant but used to help with noise from the brakes. They will appear not to go in as far as they were when you removed them. There has been a lot of talk about not greasing the calipers too much. Pump the brakes until the pads in the caliper you have removed touch each other. Tonight, my right rear one, same fvcking problem. Slide pins i'd grab them from a wrecker, the flat spots/slots are normal (add some copper grease or normal grease to these when reinstalling the caliper) The bolts are high tensile, look at the hex head and there should be a number there MU XX. I took the caliper back off, pushed the pistons further and put it back on. Don't forget to unscrew the braker line(2). * 3 Install the new brake pads and clips to the caliper bracket. CAUTION: Do not apply grease. i have used brake cleaner so far. First, thoroughly clean the brake caliper guide pins, removing any excess grease or dirt leftover from when they were inside the caliper. 4,091 posts. Remove the pads then and inspect the pad guide pins for wear (wear on these pins can cause pad hangup as well). The pins keep seizing up in the bracket, causing uneven pad wear and grooving the rotor. If the calipers are badly rusted or worn, they may have to be replaced. I'm not sure if the newer synthetic brake greases are recommended for the pistons. Around 75 pesos nung Car show sa SMX sa Wurth Booth. Brake caliper pins seem to corrode over time and most lubricants dry out from heat and friction. weird, I just spent last week researching the same problem You're right you shouldn't use any for of mineral grease for the sliding pin lubrication, because the smaller of the 2 pins actually sits in a rubber sleeve, so you must use rubber grease or a suitable silicone based grease otherwise the rubber will be partly broken down by the grease and the pin can actually stick to the rubber. Unbolting brake caliper. I suggest your step 21 is wrong. Went to a local shop and they got one from a different place, problem solved. Calipers can contain a varying number of pistons, and come with either a "fixed" or "floating" mount. - Torque lug nuts to 100 ft lbs. They will appear not to go in as far as they were when you removed them. In the RAV's FSM they call for a "Lithium Soap Base Glycol Grease" for the sliding caliper pins and for a "Disc Brake Grease" for the anti-squeel shims. I used some Liqui Moly silicone grease for the slider pins as there is argument online for using grease and not using grease. You may have to beat on the old ones to get them out. The lower sliding pins have a ribbed rubber collar on them, this reacted with the copper grease and swelled. Bicycle disc brakes aren ’t super complicated there are just a few extra things you need to learn to be able to service them properly yourself. It's exactly what it says on the tin-copper grease. Apollo brake calipers utilise a 2-piece bolted design, incorporating high tensile 12. The caliper works on pressurized brake fluid through a piston in the caliper. If these pins get dry (no grease) dirty or bent. I have tried different amounts of grease. Likes: kivnul. The dust seal was broken on my caliper so I went to the Honda dealer and got a caliper rebuild kit. This should cope with the heat and I think it looks good. Hello all, I've hit a brick wall and wondering if anyone here might have insights. The caliper stuck also has me stumped. Same with the fronts, all looked new. 0 IC, Hypermax 3. I would say the real issue is improper greasing. The slider pins are probably stuck, hence why they are getting hot and not "releasing". Power Window Motor Torque Pins also referred to as the gear bushings, fit between the inner plastic gear and outer metal gear inside the window motor. The grease is under extreme heat and pressure so always use a caliper specific. A stuck slide pin will give uneven pad wear. Some pads may remain on the adapter or anchor when the caliper is removed. No need to separate shims from the pad, it's glued to keep it from moving. With a clean rag, wipe the remaining residue from the bearing and from the axle tube. I had the same problem with my 96 OBW when doing the brake job last summer. Juicy Pad Spreader. So maybe in some parts of the country a guy could reassemble the caliper pins DRY and the owner would be ok, in other places grease, and where I have lived max water repellent is needed. If this happened you can repalce the pin seals and lubricate with a silicone grease like syl-glyde avaialbe at Napa for $5 3. The inner pad must be clipped to the piston. But, look at the grease you have now and compare it to caliper grease and Anti seize. I have tried putting the pins inside the boots OUT of the caliper mount hole to see if the caliper mount hole was too tight and nothing changed. Lubricate the pins well with Toyota Rubber Grease or NAPA Sil-Glyde (do not use regular caliper grease or any other non-rubber-safe grease). It is almost like the pins were never greased to start with. In my case, the top pin was the shorter, 3-step tapered pin. , before replacing the disc. Compliments of SpitfireS @ s2ki. SILICONE grease, not oil based grease on rubbers. This can result in the caliper pressing more on one side of the rotor then the other. There are a few notable exceptions, namely late Pininfarina Spiders and some Lancia models imported to the States, but for the most part 124, 128, 131/Brava, X1/9 and Strada models were fitted with the old 128 Brakes. 7 thoughts on " Caliper Sliding Pins (Brake Maintenance) " Bob Conley April 16, 2013 at 6:44 pm. Amazon's Choice recommends highly rated, well-priced products available to ship immediately. Don't forget to unscrew the braker line(2). Would have been better if lid had been taped securley shut, as the lid had burst open and leaked when it arrived,however not too much was lost as it is quite thick. This is bad. Regarding calliper pins, i use white Silicone grease. Im not sure ive tightened the bolts up far enough but am a little scared I break th. Before installing the new brake pads, I cleaned the caliper pins and lightly sanded the caliper pin grooves and caliper surfaces that come in contact with the pads to remove rust. After pulling the pins and pads I used compressed air to get things moving… The 700 has a two piston caliper, so the air will inevitably push one and not the other. 7 thoughts on " Caliper Sliding Pins (Brake Maintenance) " Bob Conley April 16, 2013 at 6:44 pm. Solution; pull out the slide pins, and grease them up well. I figured that I might have too much grease in the hole and that was not allowing the bushing to bottom. This will prevent the wheel from coming loose, the distortion of brake rotors and broken studs. Took the pads off again but this time noticed the bottom pin (called the lock pin in the manual) was tight to the point of almost not moving. It has anti corrosive material. Kawasaki calipers are well known for it, if its been standing for a while. I have a 2008 gmc. Bicycle disc brakes aren ’t super complicated there are just a few extra things you need to learn to be able to service them properly yourself. ONLY use synthetic brake caliper grease designed for slide pins - mostly anything else won't survive the conditions and will cause binding. Whichever you use just put a light coat on them, you don't want too much getting inside the caliper if you are rebuilding them. as long as the pin isn't loose on the bracket it is likely fine, the caliper will self centre due to the brake pads pulling it into place when the brakes are applied. This is supposed to be designed specifically for guide pins, comes in 25 g small tubes and cost a few euros/bucks. Jerk the rotor or drum assembly to loosen. Having slotted the new pads in I was having trouble putting the caliper back on initially I though I hadnt pushed the piston back in. Aftermarket pistons are available cheaply, but the off-brands selling them don't inspire confidence. The guide pins on the back of the caliper are found under some plastic dust caps. You’ll need to break out the measuring caliper to verify the “mushroomed” pin diameter is. DO NOT PUMP MORE. However, in the 2002 Subaru Forester (and other Subaru models according to Subaru forums), the bottom caliper slider pins on front left and front right have a notch at the bottom where the two small bushihgs go. stops disc brake noise. After taking the rear caliper off and looking at the guide pins, the top pin and bottom pin are different. Everything I've seen from Toyota has the red, lithium soap glycol "rubber grease" on the caliper pins (and piston, and rubber seals and boots) and the gray stuff on the pad backs and shims. Remove the bolts, rubber boots, and sliders from the caliper and lubricate all of these mounting components. A couple of months ago I brought some new calipers for the front and refurbed the rear as the brakes were sticking. For the matter I also never got out the torque wrench to torque the caliper bolts back on. Pull the hub dial off. I agree, slide pin bushing should not come into contact with brake fluid. Went to a local shop and they got one from a different place, problem solved. You didn't clean the sliding pin housing, which led to a pin seizing. I found that when greasing the slide pins, that with too little grease the pins and their boots would pull in, which is the opposite of what is desired. 4,091 posts. The anti seize is not sticky like grease, so it doesn't atract dirt. You can use this stuff on the caliper slide pins, back of the pads if you don’t have the CRC stuff, and anything that touches rubber or other seals. The FSM recommends silicone grease. When performing a brake service, always clean and re-apply grease to the brake pad backing plates and ears (where contact is made with the caliper). This is typically due to an extra thick anti corrosion finish on the pad's backing plate. Converting from drum to disc brakes looks better and makes your car brake more efficiently. Do NOT use any other style brake grease unless is specifically states that it is for use on rubber components. I'd remove the top caliper guide pin, reattach the caliper to the bracket with just the bottom bolt (torque 80 lbf-ft). But at first, it can be a little daunting if you don't know what you're doing properly. Blow compressed air down the caliper forcing the grease into the piston bore where you can scrape it out. Now there isn't much in the way of a description as to what was actually wrong with them, so I took each slider pin out today whilst I had a look around the suspension arms/springs etc. Reply Reply Author. ) Seat the caliper pins into the boots. Lubricate the pins and reassemble the brakes. Can I use a common synthetic silicone grease that is used on the caliper pins? 3. CAUTION: Do not apply grease. ehoff121 wrote:The triangle clips are drag reduction spring clips. These lubricants will not hold up to the heat that can be generated by disk brakes and will eventually fail, causing catastrophic damage to the calipers. Support the caliper (I use an axle stand). Avoid the pads themselves however. Technician A says a binding piston could be the cause. If the grease has hardened, they can be hard to budge. The S caliper carriers look identical but the sliding pins are set up differently with one of the pins having a rubber like part on it to stop the caliper sliding too much, thus making the caliper carrier handed L or R. This picture doesn't show it well, but the end is grooved and will hinder caliper movement and they need to be replaced. You need to work the pins into the holes and force out the excess grease, and clean it off. Now remove the caliper. Replace wheel bearings, seals, races, and so on as a matched set. Another way the caliper can stick is if they did not properly clean and grease the pins the caliper slides on to position the caliper evenly over the rotor. The one that gets me frequently is putting too much grease on the slide pins and they end up getting "hyrdrolocked". Some swear by “high temp brake caliper grease. It does not matter which side they go on…. I wish I would have checked the pins last year when I could have got them out and checked the grease. But in most instances, you can probably clean them up, lubricate the mounting points and return them to service. BEST ANSWER: These anti walk pins work out well for an M4 or AR 15 lower in 556 with the standard trigger and hammer pack, your Tac 2-stage trigger might have a different tolerance for anti walk pins. If the caliper piston is pushed. I removed the caliper sliding pins first to check/add silicon grease. I would replace those calipers though same as others have said. If someone used incompatible grease on the pins, and it has rubber bushings on it, that might cause the bushing to swell and stick the pins. There's usually an anti-rattle shim (3) beneath the pads too - it's probably a good idea to take a photo of the shims location as it's not always obvious when you return everything back together. The disc was still very hot after a ride. You’ll first need to remove the pad pin or pins (1) which holds the pads (2) in place. A sticking caliper can be caused by two things: 1) a deteriorated square cut "O" ring seal in the caliper bore that prevents the piston from retracing, or 2) corroded caliper slide pins that prevent the entire caliper from releasing. This is supposed to be designed specifically for guide pins, comes in 25 g small tubes and cost a few euros/bucks. double check your vehicles requirements. I ended up picking up this stuff. Brake caliper sliding pin grease. Caliper Guide Pin Rubber Bushing binding the Assembly. We checked to be sure the caliper could float side to side on its slider pins with sufficient clearance. If the caliper won’t install in the brackets with the bleeder pointed up, you probably have the opposite side caliper. It was the pins that help the caliper to slide and used the outside brake pad that was jammed. The silicone grease won't attack the rubber seals like regular grease or never seize (or copper grease) may. You may have a frozen piston or a caliper pin is rusted (no grease) in the caliper support bracket. Remove the caliper pins using a 7mm Allen wrench (they only go to 30-40 Ft-Lbs). Q Hello, Vette. STEP 5: Review the brake components. This was my 750FR. Sometimes one pin is grooved and one is not. Slowly add grease to minimize excessive pressure buildup in the grease cavity. The uneven pad wear can be caused by a couple of issues. I'l cut to the chase rather than going down the long story route :) The half of the rear brake caliper that is floating, and is connected to the sliding pins rattles about like hell when going over rough surfaces, which is pretty much 90% of the roads where I live ;). The caliper attaches to the slide pins through hex head screws. The disc brake service includes removing the pads and calipers, cleaning and lubricating guide pins and the caliper brackets to prevent sticking or seizing. Make sure the bleeder valve is to the top of the caliper. Neither A nor B. (due the heat). On cars with brake caliper slide pins that remain on the bracket and have boots attached to th. However, in the 2002 Subaru Forester (and other Subaru models according to Subaru forums), the bottom caliper slider pins on front left and front right have a notch at the bottom where the two small bushihgs go. AWGD8 wrote:Now I am worried!I just spent almost $500 for a new Milwaukee tools to prepare myself to tackle brakes and suspension components. Jump to Latest Follow 1 - 12 of 12 Posts. They should slide nicely after re-greasing. Re: Caliper slide pins 2016/04/23 21:11:12 +1 (1) Previously I've just used a high quality high-temp automotive grease as I've had bad experienced with some specific brake lubricants like you've mentioned, they turned into more of an adhesive over time. It has anti corrosive material. Make sure not to use too much grease or contaminate the rotor surface or brake pad linings with grease. But the top guide pin is seized solid. First, thoroughly clean the brake caliper guide pins, removing any excess grease or dirt leftover from when they were inside the caliper. -Steering stem bearings. ATE v Bendix Brake Calipers « on: 18 February 2009, 02:53 AM » Upon close inspection of these calipers there's bugger all difference between them but there's also no use in swapping parts between them either. Remove the caliper pins using a 7mm Allen wrench (they only go to 30-40 Ft-Lbs). [/-] Scratch that. It comes with advanced performance. turns out that the lower caliper guide pins had rusted up and would not move thus allowing the room for the thicker pads. If the pins are frozen or have too much grease at the bottom of the pin bore you will have the problem you are faced with. it is this that needs the grease, apparently. Now remove the caliper 4. Whip out your calipers, measure the original height of pin and block half, find a 7/32 punch (used to tap pin out), and get a 6oz brass hammer (can use different weights, will have to hit harder or softer). I would replace those calipers though same as others have said. Power Window Motor Torque Pins also referred to as the gear bushings, fit between the inner plastic gear and outer metal gear inside the window motor. Accessing the brake assembly is easy -- simply jack up the car and remove the tire and wheel. The calipers were rough anyway, so I put new ones on. This could mean the caliper is sticking or some other caliper problem too. TOYOTA YARIS Caliper guide pins corroded with rust PICS Hi all Just wanted to share these pics of what the caliper guide pins looked like after 40k miles and 3 years of service. I sand the sliding pins and pad surface every time I pull the pads out and use a little copper grease on the back of the pads to stop them squealing. But doing the pins is easy, raise the vehicle to remove the wheel. * 3 Install the new brake pads and clips to the caliper bracket. I replaced my front pads at the weekend on my C220 CDI (2002). For the rest of the time I power wash the brake calipers as mounted, when I wash the bike. Hi Guys, had a sticking caliper the other day, which heated my passenger side brake up so that it was smoking. But its getting so that sometimes new replacement pistons are not available. For fixed calipers, remove any pins or retainers (push pads back and pull them out). grease the pins and seal the end missing the rubber with a blob or rtv Read my piece in the how too forum on complete caliper service. now,when there is a problem,rust,collapsed hose,seized piston,stuck pins,etc,the caliper cant release,brakes stay applied,massive heat build up,and warped rotors follows. Do NOT use any other style brake grease unless is specifically states that it is for use on rubber components. How-To: Service hydraulic calipers and change pads Ok so this is a really handy thing to know. My passenger side looked brand new. Shims need only a small amount of lubricant. To allow this the caliper floats on two pins. If the pin hits or there is too much space on step two, then adjustment is necessary. Frequently Asked Questions About Brake Calipers. Visit your nearest Firestone Complete Auto Care for a free brake inspection and if needed, a brake service or. This could mean the caliper is sticking or some other caliper problem too. Re-install everything in the reverse order you took it apart. This is formulated to handle the heat from the brakes, while at the same time keeping the slide pins lubricated. It's possible have too much grease on the front pin of the rear caliper. Can I use a common synthetic silicone grease that is used on the caliper pins? 3. I'm cleaning up the brake calipers on my GS and want to put a bit of lubrication on the brake pad slider pins. And completely suspend the pin in lubricant. To be safe, the general consensus appears to advocate SilGlyde type grease for the piston area, also the sliding pins of the caliper; many who tried other lubes regret it eventually as the moly greases slowly swell the rubber of the boots and bushings. 4,087 posts. ie; here are some tips and tricks to help you get started. You could grease the calipers once a month if you wanted to. It was the pins that help the caliper to slide and used the outside brake pad that was jammed. Caliper noise is too common in many cars/manufacturers that ASCs are elevating it to a major issue and charging exorbitantly to just grease the pins with that small pouch of caliper grease. Resists moisture and will not washout. The tools you are likely to need will be a wheel wrench, a socket set, the specific removal socket for the caliper floating pins (explained below), a pair of pliers, a piston windback tool, some copper grease and lots of rags. You can use the moly grease on pad ears, between piston - inner pad shim and between caliper - outer pad shim. A thin even coat is applied to the pad ends and backing side in the areas where the piston or caliper body touch the pads. Hydraulic Hose Cutter. Replace with correct parts. Also, my slider pins showed no evidence of having been lubed at the factory. In the 1970's, Fiat tended to use the time-tested Front Caliper and brake design they developed for the 128 in 1969. am using Brake cleaner on the caliper. Slide pins i'd grab them from a wrecker, the flat spots/slots are normal (add some copper grease or normal grease to these when reinstalling the caliper) The bolts are high tensile, look at the hex head and there should be a number there MU XX. If so, grease them up a little more, make sure they bottom out because too much grease will keep them from going all the way in. But for all these behaviors to work, the caliper must be able to open slightly wider when the pressure is released and the caliper pins have to be well lubricated in order for the caliper to float to a position whereby both inner and outer pads experience similar amounts of retraction. So maybe in some parts of the country a guy could reassemble the caliper pins DRY and the owner would be ok, in other places grease, and where I have lived max water repellent is needed. Here you can see where the spacers should be installed between the caliper bracket and spindle. This is supposed to be designed specifically for guide pins, comes in 25 g small tubes and cost a few euros/bucks. The bottom pin was longer and has three flat portions along the pin length. , before replacing the disc. I have checked the caliper and all seems fine car wind back with not too much effort and slide pins look ok no corrosion but has groves on one of them weather they are normal or the cause of rubbing i am not sure. 'Lubricate the pad retaining pins with a thin smear of proprietary high temperature brake grease' followed by a warning not to overdo it as excess may contaminate the pads, hydraulic seals and disc it says to use lithium based grease for the caliper mounting pins personally I dont use any as it attracts too much brake dust. ? If your caliper has one piston on the inboard side, then the caliper "floats" on slides at the caliper bolt (pins). extreme brake lube and more specific caliper pin lube. As long as you don't put too much grease in there I think the air eventually purges out. Sometimes one pin is grooved and one is not. Sound like what you have is a blockage in the return port at the M/C, which will cause the caliper to build pressure as the caliper heats up. Amazon's Choice for " red rubber grease " $12. merely purchase a sparkling caliper from vehicle areas shop. After watching a few of Eric O's videos, I stopped putting grease on the calipers where the pads slide. Reinstall the wheel and lug nuts, lower the vehicle off the jack stand, and then tighten the lug nut to the. The caliper can usually be rested on the lower “A” frame or suspended by a wire loop. Be careful to hold the caliper in place so that it does not fall and pull on the brake hose. The sleeves on my Nova had to be forcefully driven out with a punch and harmer. I'd recommend finding a 40% off discount code for advance auto's website (they offer these pretty often) and then use it to pick up some calipers from them. The pins in the caliper may be loose or the pins/caliper are worn. The spring and the pins that holds it in place should not be rusted so the spring can move correctly. You didn't clean the sliding pin housing, which led to a pin seizing. You'll see when you change these out Some of the slide pins have a rubber grommet kind of deal on the end of them (the end that goes inside the caliper holder) A lot of times when you remove the pin, that piece of rubber comes off and stays lodged in there. turned out too much grease caused an air lock in front of the slide bolt and put the pressure on the pads and locked the wheel, simples While on topic anyome know where to get just the rubber boots for he caliper pins apart from the dealers? I know the auction site do them, but as a £15 a side kit including grease. You do not need this grease on an MTB brake. Water resilient and oxidation resistant. It may be a tight fit depending on how much you compressed the piston, before. Went to a local shop and they got one from a different place, problem solved. The calipers were rough anyway, so I put new ones on. In the RAV's FSM they call for a "Lithium Soap Base Glycol Grease" for the sliding caliper pins and for a "Disc Brake Grease" for the anti-squeel shims. You may have to beat on the old ones to get them out. Caliper noise is too common in many cars/manufacturers that ASCs are elevating it to a major issue and charging exorbitantly to just grease the pins with that small pouch of caliper grease. It needs to be changed too. [/-] Scratch that. the issue is that when it gets hots it will harden and will restrict the movement of the pins. These are no big deal. Good for 4 calipers na. You can get hi-temp grease at Autozone in little packets for about a dollar. You could contact Big Red and see what they would supply. It only lasts for a while anyway, but does help prevent rust and eases sliding of the pads so they center nicely. This grease indicated that it is rubber and plastic safe so hopefully this is. Avoid the pads themselves however. Posted 6/15/16 8:22 AM, 55 messages. Got a question regarding a caliper pin that needs some lube. If you have any visable movement between the rod and crank, (not counting side movement), it's too much usally. apply grease to the slide pins. Push it into place and push the other end of the gaitor over the lip on the caliper mount. This is hard to explain, but easy to see in the pictures below. It's possible have too much grease on the front pin of the rear caliper. Whip out your calipers, measure the original height of pin and block half, find a 7/32 punch (used to tap pin out), and get a 6oz brass hammer (can use different weights, will have to hit harder or softer). Make sure not to use too much grease or contaminate the rotor surface or brake pad linings with grease. This thread is archived. One last thought, if you put too much grease on the pins/in the holes, then it can cause a hydro-lock condition that pushes the caliper to one side. Another brake thread. But don't put too much on--take them out cleanup--and rub the copper grease all over pins--copper grease is what we older members use--because we bought a can in 1951--and it still almost full even after 1000's of applications. ATE v Bendix Brake Calipers « on: 18 February 2009, 02:53 AM » Upon close inspection of these calipers there's bugger all difference between them but there's also no use in swapping parts between them either. So a stuck caliper pin and its nasty sibling, a seized caliper pin, are things lots of people deal with. This can be due to old fluid that needs to be flushed or air in the line. ) Seat the caliper pins into the boots. 18 28 N m Tightening torque (1. I've seen brake pads installed wrong that caused them to jam. S I'm using brand new pins, sleeves/boots, and grease. Contamination of pads or linings with brake fluid, oil, grease, etc. good evening my name is ***** ***** I will assist no, you cannot. It's easily measured with the wrong end of caliper. 5" dp--> MBRP 4" 304SS exhaust, BTS tranny, 203º T-stat, Chevron ELC, Oilguard bypass with. Below are some of the most commonly asked queries regarding brake calipers: Q1. The service manual specifies to use Honda Silicone Grease (08C30-B0234M) on the caliper slide pins. If you have any visable movement between the rod and crank, (not counting side movement), it's too much usally. *New rubber guides & pins three times :twice Sure brake( not good quality), 1 x OEM AUDI rubber guides & pins @ R400 a side. The pins in the caliper may be loose or the pins/caliper are worn. Only use the PFG 110 or Molykote G-3407 or Audi G000650 on the caliper guide pins and caliper pistons. If you have a high mileage truck then it's a good idea to remove the slide pins and lightly coat them with some bearing grease. Yesterday I replaced my rotors, pads, calipers, master cylinder and brake booster on my 2001 forester and today I bled. I figured that I might have too much grease in the hole and that was not allowing the bushing to bottom. If the caliper piston is pushed. Castle) is exist in Japan also. You can do it in an afternoon. They have a standard electroplate finish. There are other reasons the calipers can stick. But for all these behaviors to work, the caliper must be able to open slightly wider when the pressure is released and the caliper pins have to be well lubricated in order for the caliper to float to a position whereby both inner and outer pads experience similar amounts of retraction. Press fit the bushings and trim the ends, if necessary, when the bushing grease hole aligns with the grease fitting of the spindle. It affords protection at high and low temperatures and out-performs many conventional greases in terms of superior lubrication and protection. The bushings STILL did not allow the bolt to go in far enough. Hence, the price is high too. The grease prevents air movement along the flat side of the pin, and the caliper can be held against the disc instead of sliding freely. Now remove the caliper. The grease will not wash away like the disc brake lube will. You gonna have to measure it. Otherwise - you might have a sticking caliper but if you cleaned and greased the pins - that is less likely. Or a brake line is pinched off or twisted and the pressure can't go back to the master cylinder. The ratings and reviews for these Mazda Brake Caliper Bolt/Pin aftermarket parts really help you make the right decision. apply grease to the slide pins. This calls for a new caliper, or a caliper rebuild. High temperature grease is plastic and rubber safe. I used some Liqui Moly silicone grease for the slider pins as there is argument online for using grease and not using grease. I'll post for pictures in time. Are there any good alternatives? I've read that only silicone grease should be used because it's compatible with the rubber seals and won't make them swell up. This how-to covers most of the basics, but probably should also mention: a) grease the shims when installing new pads. The first thing I tell people when they want to convert to disc brakes is to think about squeezing instead of pushing. Let it rest on a cotton rag on top of the muffler or run a bit of wire through the mounting bolt hole and suspend the caliper from the frame. On cars with brake caliper slide pins that remain on the bracket and have boots attached to th. Also please note that any links provided may be part of an affiliate programme (viz. I pushed one caliper bolt in far enough to jam in the bushing. The suspension id dirty. They're much cleaner and quieter than semi metallic pads. Senior Member. Go under the truck every couple of months with a big screw driver and make sure the pads are free. Show Full Signature. Also inspect the pads because aftermarket pads are known for being too tight in the caliper. Replace wheel bearings, seals, races, and so on as a matched set. There are other reasons the calipers can stick. Tried a search but wasn't much info. The Mazda OEM rear caliper rebuild kit is about $50, but it doesn't include the piston. Post by alexfisher » Tue Nov 14, 2017 5:42 pm. If you did not move your car for a while and didn’t get a chance to apply grease to the components, before you move your car it would be best to CAREFULLY spray some CleanBoost® Nano-Spray™ on the caliper pistons, slide pins and contacts. Before installing the new brake pads, I cleaned the caliper pins and lightly sanded the caliper pin grooves and caliper surfaces that come in contact with the pads to remove rust. You won't use much, a little goes a long way but now I have plenty for years to come. Seized caliper pins on rear « on: 01 November, 2017, 11:07:51 AM. Petro-based grease will harden and in the North pads and calipers have the potential of fusing together. It will work fine sitting in the garage, but as soon as the system heats up, usually within about 5-10 minutes of use, the caliper will begin to squeeze the pads as if you are pulling the brake lever. Many thanks to Darrell at Brakes International Ltd, for twice urgently sending me urgently needed inexpensive parts. Consider just getting a recon caliper if you think the O-ring inside or the handbrake crank seal actually need replacing, from a cost of your time point of view as much as anything. Looking pretty bad for something off an 08 Ive added the part numbers for your shopping pleasure. I noticed how fast the grease just grabs a ton of debris, in as little as a. I use it on any pads I fit. No need to separate shims from the pad, it's glued to keep it from moving. Reinstall the wheel and lug nuts, lower the vehicle off the jack stand, and then tighten the lug nut to the. the issue is that when it gets hots it will harden and will restrict the movement of the pins. Caliper Pin Grease Q. I've had a few times where they were cheap and painted which caused some sticking issues even when they were greased well. Sep 12, 2016 292 113. This calls for a new caliper, or a caliper rebuild. You risk blowing the pistons out of the caliper. 2006 V6 front passenger caliper top pin is seized. Honda CRV Brake Caliper. Do these have to go back into a certain hole? I think my calipers are hanging up due to my slide pins, and I don't think I payed attention to which pin came from where or the grease I used isn't right and too thick or something. Re-install everything in the reverse order you took it apart. Whichever you use just put a light coat on them, you don't want too much getting inside the caliper if you are rebuilding them. ) Seat the caliper pins into the boots. Front Brake Pads, OEM - F10 535i, F06/F13 640i. Place the outer brake pad in place, then push the pad pins all of the way through. The slide pins just pull out. 1 Hydraulic Brake Fluid. Just grease these by forcing grease into the needle bearings in place and roll them a bit. i have used brake cleaner so far. If someone used incompatible grease on the pins, and it has rubber bushings on it, that might cause the bushing to swell and stick the pins. It caused something of a vacuum effect that made the pins really hard to move in and out of the caliper by hand. The pads are held within the caliper by two retaining pins. Upon remounting the caliper place a coating of brake grease inside the caliper between the two rings and lube the pins lightly so the caliper will slide on them easiely. When you buy the rubber parts kit, a pouch of the red stuff comes in it. Hi, my local Peugeot parts department can't identify a suitable product. More specifically, those pistons squeeze brake pads against rotating disc brake rotors - creating the friction necessary for scrubbing off speed. Safely lift the truck off the ground using jacks and a jack stands or a vehicle lift. It is almost like the pins were never greased to start with. One last thought, if you put too much grease on the pins/in the holes, then it can cause a hydro-lock condition that pushes the caliper to one side. For the matter I also never got out the torque wrench to torque the caliper bolts back on. Remove the grease cap from the hub by prying around the edge of the cap. The disc was still very hot after a ride. nanook 03-02-2015, 07:50 AM. Line up the bolt holes and reinstall the bolts you removed to take the caliper off of the rotor. Avoid the pads themselves however. Refit the two 14mm bolts, which should be torqued to 47nm I believe. Brakes can drag from too much grease in the caliper, which will reduce brake lining life. Discussion in 'Technical Help' started by DGBland, Apr 15, Good luck and I hope you get them out without too much trouble. Is it common for caliper slide pins to hydro lock on the ones with the rubber bushings even after cleaning everything out of the slide pin bore and re-greasing everything? Reason I'm asking is that I recently did a brake servicing and one of the calipers decided to seize up. Do not under any circumstance use a copper grease, as this can be detrimental and have a negative effect on the performance of your brakes. – A heavy brake grease, I use an anti-seize compound/grease with a copper additive as per the manual. Do NOT use any other style brake grease unless is specifically states that it is for use on rubber components. Hi all, I'm approaching my first anniversary of ownership and wish to remove the calipers for an annual inspection/lubrication (of the sliders). Remove caliper, stick a 11mm spanner on the bottom guide pin and that's fine. Some floating one-piece and two-piece shims only require a small amount of lubricant between the surfaces of the shim and pad. Toyota Disc Brake Caliper Grease p/n 08887-80609, tube 50 gm (High-Temperature Silicone Grease) for caliper pins in floating type brake caliper for US & European markets. Rear Brake- Caliper Pins. You could contact Big Red and see what they would supply. For silder pins from what i remember its a specfic orange grease.
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