Caterpillar clutch adjustment. Mar 20, 2012 · Thanks, Mike for the suggestion.
Caterpillar clutch adjustment Looking for any help with the correct procedure to adjustment main clutch on a 212 grader. The direction clutch pressure (P2) must now be 380 ± 55 kPa (55 ± 8 psi) less than speed clutch pressure (P1). The adjustment should be checked with the en- May 10, 2007 · I have a 1942 Cat D4 which seems to be loosing it's pushing power. 1. Nov 11, 2015 · In the interest of using my newly purchased D4D this weekend (before locating a service manual), does someone have instructions they'd share on adjusting the main clutch and clutch brake? 6/7-'67 D4D 78A, direct drive. Loosen nut (3) and adjust bolt (2) to obtain dimension (A) between steering clutch housing and head of bolt. The direction clutch pressure (P2) must now be 380 ± 55 kPa (55 ± 8 psi) less than speed clutch Problem 3: Machine moves in either direction when both steering clutches are engaged. Install levers (2), spacers (3) and shaft (4) in the dash. I have the Caterpillar "Servicemens' reference book, the diesel engines service manual, and the operation and maintenance manual. Hi Team, looks like the boot nearest the camera has split and likely has a sticky pushrod plunger under it. The grease nipples for the spigot bearing and the throw out bearing can be seen. Both clutch packs are around 2 5/8" thick, which appears to be fine. The direction clutch pressure (P2) must remain at 0. Anyway here is my problem the left clutch will turn the tractor and the left brake will spin it around. Follow Steps 1 through 10 for the other side. The D3 and D3B and D3C models were originally dry type steering clutches and changed to the oil steering clutches later in their series. 27. 5 ± . NOTE: Proper adjustment of the steering clutch control valve cam to roller clearance is important to assure proper operation of steering clutches and brakes. reinstall brake linkage and adjust as short as you can get it and install the pins. The throwout acts on some finger levers in there that tighten the clutch disc to the flywheel. Move the selector lever to NEUTRAL and then to THIRD SPEED FORWARD or REVERSE. Peddals shouldn't move now. By all means adjust the rod nearest camera to give specified clearance AFTER you have removed the rods, boots and cleaned out the end of the valve body, ensuring that the pushrod plunger is able to return to the stop bolts that position the plunger to give the specified clearance between NOTE: The adjustments to the left steering clutch are the same as the adjustment to the right steering clutch. youtube. 2-Adjusting nut. 181 seconds Powered by Kunena The standard machine tool kit should have an "S" shaped tool for adjusting the brakes--tapered end--and a flat end for the clutch adjustment gauge. Jan 25, 2015 · The owner had replaced the clutches himself and said it took less than a day per side. The plate is relatively new with not much work done. I tried to adjust the clutch by losening the adjustment bolt on the clutch and had no luck in moving it The speed clutch pressure (P1) must be 2600 ± 105 kPa (377 ± 15 psi). Checking the thicknesses however, indicates that they are fine. Sep 4, 2010 · In my limited experience I have worked on my main clutch twice for my D42T. Sep 23, 2024 · I don't have a manual and I'm not sure how to adjust the flywheel clutch on a D4D. Make sure there are no bent linkages. I Cat D4 6U/7U gear clutch adjustment problem - ACMOC Bulletin Board - Antique Caterpillar Machinery Owners Club Apr 16, 2012 · As far as I know D4's of that era were all dry clutches. The same as 3T or 7M and similar to others. I also found some play in the right hand lever where it's keyed to the shaft. The brake bands do though. Put blocks in front of and behind the tracks. If this isn't happening the clutch needs adjusting inside. Can & or how to adjust steering clutches on D4 7u? 7u32406. Release the clutch and place the trans in neutral. and found that my issue seems to have gone away. Turn the front adj. Release the brake pedals. In my manual the adjustment process dictates to loosen locknuts and rotate the ring. Once removed adjustment can be made, tighten until stop then back out 1 1/2 turns (9 clicks). See the Operation And Maintenance Manual. All the bolts retaining the brake drum and clutch mounting must be removed and the tractor must be positioned to allow it to roll or lifted to let the tracks turn. Adjustments of the control linkages for the steering clutches and service brakes not correct. Nov 1, 2014 · The main clutch on CAT's have a brake fitted to them that is made to function by pressing the clutch lever forward, the clutch linkage is also set with a G/Box interlock control, this locks the gear change when the clutch is engaged/pulled, the clutch should always be placed in the engaged position with the main G/Box placed in or out of gear as needed, the forward-reverse control should never NOTE: The adjustments to the left steering clutch are the same as the adjustment to the right steering clutch. 0 psi) and the speed clutch pressure (P1) must be 2600 ± 105 kPa (375 ± 15 psi). 12. There should be a cover at each side on the steering clutch cover that you can take off and tighten up the brakes as tight as they will go then back them off 1 and 1/2 turns. No matter how much I advance the collar I couldn't get the clutch to snap over. For the proper clearance turn the adjusting screw out 1 1/2 turns. FLYWHEEL CLUTCH ENCLOSURE Removal Dec 3, 2018 · Hi all. To adjust the clutch you turn the finger lever collar toward the clutch after you loosen the locking bolt on the collar. The Arctic Cat 9-Tower clutch had three of the 0. Was able to move it by holding lever back. Follow Steps 1 through 11 for the other side. This is to let you spin the steering clutch and brake drum to access all the mounting bolts. May 1, 2019 · I'm trying to adjust the drive clutch on my tractor, serial number 47a5030. The direction clutch pressure (P2) must be 0. 4. I have a Caterpillar D4 number 6U12321, I have a problem taking off the clutch and starter pinion and housing to repair the plunger which is broken. If the steering clutch must be removed for repair, then the job becomes a big job. More information at: https://parts. The sled has 4500 miles on it, the engine and track are in great shape, but it looks like not much maintanence has been done on it recently. D4D machines developed further and the steering clutches were offered with OIL CLUTCHES as an option, and finally the Oil Type Steering Clutches became standard. AJ Aug 14, 2010 · Not to disagree with OM but you do need the clamps tight, had tractor new to me the lever had a lot of free travel so I assumed there were problems of some kind in the clutch. Remove clutch compartment covers. On the way back from Tulare I stopped by Mike MCs house. Mar 20, 2012 · Thanks, Mike for the suggestion. 7. Right now I don't need to adjust the clutches, but will keep that in mind for the future. They use a different quantity so check your parts pages for quantities. See the topics, Steering Clutch Adjustment and Brake adjustment in Specifications. Hello, Sounds like your tractor is well worn out. Aug 26, 2022 · Remove the floor plate, clean around the inspection plate on the clutch housing and remove it, there are two lock plates 180 degrees apart on the adjusting ring, slacken off the nuts, screw the ring in to tighten clutch, out to loosen it, ideally you should have a mechanic do it for you and show you how to do it. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Mar 6, 2017 · The Dalton one piece spider shim has been successfully used by many clutch tuners to increase belt grip at take off on the Arctic Cat models with 9-tower clutch. 059 ± . NOTE: Installation of pedal assemblies (14) requires a minimum of two washers between pedal assemblies and one washer at each end. The procedure I have is for a newer model. The brakes need regular adjustment to be able to operate satisfactorily, as designed. Install Steering Clutch And Brake Linkage. Nov 14, 2009 · Also you shouldn't be able to shift the trans with it back either, interlock on trans that linkage is connected to you took off. Steps are the same for installation of both sides. cat. 77 of the maintenance manual for those who have it. Probable Cause: 1. took off the top inspection plate on clutch housingnotice that the throw-out bearing is moving normally when you move the clutch lever. See Steering Clutch Adjustment under topic Steering Clutch Control Group. The brake will engage when you pull the sterring clutch leaver while backing up. Manuals are a must, probably the first three should be a parts catalog, operating & maintenance and most important would be a Service Manual. Had the same trouble with a different 9u, bearing had Apr 11, 2009 · Hi guys was wondering if you adjust the clutch similar to the way you adjust a 2T D4 it looks similar loosen the bolt just wondering if the shaft is threaded 30 clutch adjustment - ACMOC Bulletin Board - Antique Caterpillar Machinery Owners Club Sep 4, 2015 · clutch first; then between the sheaves of the driven clutch. which setting should it be and please explain why…. Mar 29, 2021 · Finally getting back to the D5 cat that I had the starter out of, installing the new starter and figuring out the steering problem. Apr 20, 2011 · I have a D2 5U with an oil clutch. This is not real clear. 9684447106 NOTE: Proper adjustment of the steering clutch control valve cam to roller clearance is important to assure proper operation of steering clutches and brakes. I need to use some brake cleaner and hose off some oil I see, which I assume affects the performance of the clutch brake. Jan 12, 2009 · working on my D-4 Ponyfirst problem was the clutch was stuck engaged to the pony motor. Mid-America clutches are made with premium components to ensure when you open the box you will get ease of installation and reliable, efficient, performance in your customers’ power train. Here are the previous videos from this project: https://www. Let only approved personnel on the machine and keep other personnel off of the machine and in clear view of the operator. 0 kPa (0. The only difference is the adjustment rod for the brake is not right under the seat. Install bearings (1) in lever (2) to a depth of . PROBLEM: Machine moves in either direction when both steering clutches are engaged. com/en/catcorp/drive-train Jul 7, 2018 · This photo shows the clutch on a 4T. The caterpillar clutch adjusting tool is on the nut that needs to be loosened to adjust the clutch for a good snap over on the hand lever. Remove the cotter pins from adjusting nuts and screws. The dutch is adjusted by loosening a clamping bolt and turning the adjusting collar. Jan 26, 2024 · Ensure there is no debris or sticks or trash on top of the steering clutch housing that could interfere with steering lever operation. Install the left-side access panel. Adjust the steering clutches to obtain 3. in Jan 10, 2012 · I need to adjust the main clutch as it has gotten very loose and no longer snaps into place. Jul 7, 2018 · This photo shows the clutch on a 4T. The D4E uses the same oil type clutch discs as the oil type D4D and D4C's. The right clutch will not turn the tractor at all, the brake would for a couple of weeks now it will just barley. Just wondering if there isa way to adjust the clutch and maby not have to replace it. But haven't tried anything, but have removed Oct 11, 2009 · FREE quarterly magazine filled with content about antique Caterpillar machines; D6-9U Clutch adjustment HELP. Feb 25, 2023 · I noticed that the linkages are sloppy and worn so I adjusted the turnbuckles so that the lever moved forward and you had more rearward travel before it hit your lap to help the clutches release. End By: a. Oct 31, 2021 · The clutch is dry type. Hope this helps. 060" washers under the spider from factory. For decades, Mid-America Clutch has been at the technological edge of clutch design and manufacturing. 26. 19" at (A) To vary the adjustment, remove the cover over the steering clutch and turn the adjusting nut (I) which seats in the steering clutch release yoke. Oct 12, 2022 · Did you make sure that the ball on the yoke went in to its socket in the casing when you put the clutch assembly back in, it has to be in for the clutch to work, the slave cylinder has a spring to push out it's piston and pushrod, it's self adjusting, if the piston is out fully and the pushrod is not pushing the yoke obviously something is wrong, check and see the yoke is in it's socket. One day disengaged the clutch and it would not over center to fully engage. It will move if I hold the lever back but it will not push as it once did. I have loosened the adjusting collar clamp bolt and I have the trans. I believe Broken Tractor had the parts fairly cheap. If I didn't record this stuff I may never remember how to put it back together. Check the steering clutches and brakes for correct adjustments. 020 in. Pushing the lever forward the clutch should disengsge and pushing hard shoud apply the clutch brake and the driveshaft should stop. 9684447106 Jul 13, 2022 · Looking for a little clarification on my 40A restoration project. Turn each adjusting nut (2) clockwise until the release lever touches Jul 5, 2019 · The Antique Caterpillar Machinery Owners Club (ACMOC) was founded in 1991 by a small group of enthusiasts who all shared a similar passion, the legacy of antique Caterpillar machinery. Jun 22, 2015 · 21F has oil clutch with a clutch brake and interlock to transmission to stop it coming out of gear when clutch is engaged. The adjustment helped the clutches release fully but as the lever got to the rearmost part of the travel you could feel a noticeable click and then Mar 29, 2021 · Finally getting back to the D5 cat that I had the starter out of, installing the new starter and figuring out the steering problem. Apr 26, 2007 · The brake should have some adjustment i would think. install fuel tank * Apr 18, 2018 · The clutches do indeed come out through the top after removing the fuel tank and top cover, before doing anything else though, try loosening off the left side adjustment a little bit, you may not be getting full boost to release the right hand clutch. In this Video I finish up adjusting the main clutch, lube steering clutch bearings, grease everything, Air Cleaner Install, flush out the pinion clutch, sand Jun 3, 2016 · That is a combined steering clutch/brake pedal operation and linkage is a fussy operation. Should be 3 3/8" bolts hold a triangle shaped cover on. BUT if i load it on the trailer and tap the right clutch it works fine. A hole is drilled into the gauge for a safety string to retrieve the tool should it be dropped into the clutch housing. We tried adjusting it but something di Dec 10, 2013 · I was pulling a large offset disk with my D6D SA (5X) last weekend and after making tight turns to the left while using the left brake, the left steering clutch appeared to remain partially disengaged after releasing the steering clutch lever. The clutch does not want to lock in. this does not have the funnel. T2II67 Remove the inspection cover on the left side of the clutch compartment and adjust the clutch as follows: 1. Many of you mechanics suggest the D5 clutch lock-over force to be 30 or 35 lbs. Is this a brake adjustment needed or do I have more serious problems? How do you adjust the brake? Right brake/steering works fine! Oct 13, 2013 · Hi guys, I have a D4 Cat 6U and am having trouble with the clutch slipping after tightening up adjustment. SENR2226 before installation. The adjustment is the same for both. I don't quite understand what I need to turn clockwise in this D7E 47a clutch - ACMOC Bulletin Board - Antique Caterpillar Machinery Owners Club Nov 26, 2001 · Take the square cover off below the pony flywheel. would be worth getting Jul 18, 2008 · D6 9U 3405 Dry Clutch Adjustment? was created by First Cat. com/playli Apr 13, 2020 · My left track is slipping under a heavy load after my D7 17A has worked for awhile----I have adjusted the clutch play to the recommended 3 inches play at the D7 17A steering clutch adjustment - ACMOC Bulletin Board - Antique Caterpillar Machinery Owners Club caterpillar clutch housing removal D4 6U how too. I tightened the clutch adjustment up to where it has just a small amount of free play. Time to create page: 0. I'll address this and re adjust everything and see where I'm at then. Then back off brake adjustment to get peddal tavel half way to firewall. Going to have to get access to a service manual to adjust the combination. Any help would be greatly appreicated. screw clockwise until the band is tight, the turn all the way back out. Place trans in 5th gear. I did finally get the clutch unstuckbut it still is Feb 3, 2016 · Previous series, 3T prior to the change to factory oil/wet clutch in the early 50's (and I forget the change over serial number now) They made 28,000+ of those tractors and it was in the mid 20,000s of the run, when the oil clutch was standard for 3T's followed with the same for 17A's(there was a field change over kit for previous tractors). In addition on mine, just the smallest adjustment would make a world of difference on how tight the clutch pulls. The machine operates fine but i have to hold back on the clutch lever. Turn the rear adjusting screw all the way in, then adjust with the front. The left side seems to work perfectly. Turning the collar toward the pressure plate tightens the clutch. The brakes and clutches are dry (not running in oil), so they incur more wear than oil-cooled brakes and clutches. You will need to clean the machine and find the adjuster on top of the transmission. I do not have my books available, as I took a chance and loaned them out, never to get them back. In both instances I found that I was over tightening. Tighten the cap screw (threads coated with blue Loctite #243) to 20 ft-lb. Jun 28, 2015 · Not sure about the D5C, but general rule of thumb for flat track cat dozers, ( the old ones that is!! ) tighten the adjuster all the way up so it wont go any further, then back the nut off one full turn, or 6 notches (you can feel it click on every side of the adjustment nut/rod) I have never touched a D5C so im not sure about that dozer exactly, so I am not 100% sure. CAT D5 DOZER: STEERING CLUTCH ADJUSTMENT & PARTS. Quite a few places to wear so you may be lucky and get it by adjustment. Adjustments of the control linkages for the steering clutches and brakes not correct. We also carry those discs and they Mar 22, 2011 · Tighten bands up as tight as you can get them. 5ZG (Standard); 3RF, 6PF, 5KG, 1PJ, 7JG, 8DG, 4HJ, 5CJ (Attachment) Feb 25, 2023 · The adjustment helped the clutches release fully but as the lever got to the rearmost part of the travel you could feel a noticeable click and then the lever pulled easier. Working on the D5 again trying to see if the flywheel clutch adjustment has anything to do with the clutch not snapping into an engaged position. If required end play is Jan 26, 2024 · Ensure there is no debris or sticks or trash on top of the steering clutch housing that could interfere with steering lever operation. The Apr 15, 2019 · Check the rollers on the steering clutch actuators. Fill the steering clutch compartment with oil to the correct level. Your best bet would be to go Check steering control valve cam to roller clearance and adjust if necessary. Brian, the clutches usually don't need adjusting unless you are just installing them. It could be the steering clutches aren't completely releasing and causing the brake to grab while still trying to go forward. Apr 5, 2013 · I have a D6D 4X series and the left brake does not engage when you pull the sterring clutch leaver back all the way while going forward. The drive clutch lever does not stay in place anymore. 5 mm) with tooling (A). Jun 26, 2020 · You may need to adjust at the actual steering clutch. 😮 Engine Valve Clearance Adjustment - Spark Plug Adjustment - Starting Engine Clutch and Clutch Brake - Starting Engine Magneto - Flywheel Clutch - Steering Clutches And Brakes - Track Adjustment - Final Drive Sprocket Hub Bearings - Washing Gear Compartments - Electrical System - Electric Starter - Seat Back Cushion Adjustment Jul 13, 2018 · 1. I have an operators manual for a D2 (not the D4 though!) and it gave the procedure and it shows a little pin at the top near the oil funnel that you pull out and then turn the clutch assembly from the top, easy. Also I think these machines had dry clutches but could be replaced with upgraded wet clutches. Lower the bulldozer and ripper to the ground. org/forum/discussion/cat-12-road-grader-clutch-adjustment. The clutches do release because it steers easily when climbing a hill. It has started the diesel in the past, but the brake isn't to great. Rotate the clutch until you can see a spring loaded pin. 11. Tighten adjusting screw (3) to a torque of 45 ± 7 N·m (33 ± 5 lb ft). Move the transmission selector lever to NEUTRAL and then to THIRD SPEED FORWARD or REVERSE. I was just concerned that the clutches must be worn. 75'/ of free movement at the top of the steering clutch levers, which will allow a clearance of . Jan 12, 2017 · Need help with steering clutch adjustment on my 1975 Cat D4d SN 07R0735 . But this was on the left clutch. Any help on this would be appreciated. Clutch dismantle requires engine removal first. The right side lever can be pulled all the way to the rear of the lever travel and the brake never fully holds. 6. Dec 23, 2022 · My friend's Caterpillar D4 dozer main clutch started slipping recently, it was unable to climb a slope or pull a load. Is the click normal ? Both sides do it. Over time, as the clutch is continually put through repeated engagement cycles, wear occurs on the internal surfaces, resulting in play, or slack, in the mechanism. The Dry Clutch D3 79U series and the D3B 23Y, along with the 931 78U and 931B track loaders series used composite friction discs, qty (7) 8E4075 (earlier part numbers of 6Y4912 or 6S3183) per clutch and qty (6) steel separator plates (2H6936) per steering clutch. An eighth of a turn may be all that is needed. NOTE: For correct adjustment of the linkage for steering clutch and brake see SPECIFIAVSIONS Form No. I just finished completely rebuilding my main clutch, steering clutches, new brake bands, every inch of linkage freed up and new pins, shims and threads cleaned and all painted. 027" clearance between the cams and the rollers of the valve. Dan. When operating heavy equipment weighing several tons, such as the Caterpillar D4 bulldozer, you must keep the clutch in proper adjustment to prevent it from wearing out prematurely. 0 psi). The thick oil they drained was probably transmission oil that seeped in,a fairly normal occurence. this cat has set for ten years. 2. Later Bob Jul 9, 2013 · Probably find the only times the hand clutch levers do much is in a hard pull/push or climbing grade. Mid-America Clutch knows clutches and their Redirecting to https://acmoc. but the clutch it self is not moving or following the the throw-out bearing. Steering clutch discs or plates have wear or damage. Aug 26, 2010 · The manual says to set at 50 to 55 lbs for a D5 with a wet clutch. And it seems to turn the diesel when starting the pony engine. Could someone please give me a quick tutorial on how to adjust, if the cleaning doesn't help it? Adjustment of the modulation relief valve not correct, or valve does not close. If i am lucky there is a scan of adjustments attached is attached to the clutch release collar and presses against the revolving brake disc when the clutch control lever is in the extreme released posi tion. Pop the pin out and roatate the adjusting collar, I believe this is clockwise as viewed from the back, until the clutch snaps over center with a moderate pull. I am on pg. Install clutch linkage and adjust length to get 0. Shop Procedure To Adjust Brakes. I have the inspection cover off the top of the bell housing and using a mirror can see some adjusting nuts but am not sure how to proceed. 3. Is it traveling to far and I need to adjust the travel stop bolt so it doesn't go that far? Thanks Mike B NOTE: Proper adjustment of the steering clutch control valve cam to roller clearance is important to assure proper operation of steering clutches and brakes. Aug 31, 2022 · How do I adjust the steering brakes on a 1995 wish D5H ? This dozer is new to me. com/en/catcorp/drive-train Feb 10, 2016 · Hello I'm new to this forum. (1. Install the cap screw, lock washer, washer, and sheave adjuster back into the driven clutch. Major repair of these parts can become very involved and will require some special tooling. When I disengaged the right steering clutch the left clutch appeared to grab and fully engage. Jun 17, 2019 · Found a broken spring. Nov 28, 2014 · FLYWHEEL CLUTCH ADJUSTMENT 1-Release bearing thrust ring. . Jul 14, 2011 · This brief video shows the design and function of the Cat® Drive Train Flywheel Clutch. The quote I got from the local dozer mechanic was $2,500 for the clutches and brake band on the left side. Does anyone know how to adjust the flywheel clutch. Just to clarify on Old Magnets post, tighten the brake bands up and then adjust the linkage as tight as possible while still being able to put the pin in the yoke. No idea at this point as to wet clutch or not, I suspect wet from trolling the archives. This tractor has been sitting for about 5 years. Loosen adjusting screw (3) two and one half turns (fifteen flats on the hex). The only way of getting it off is to remove the govenor box, is this correct? Aug 3, 2024 · I thought I would adjust the pony engine clutch while I had the gearbox opened to time the magneto. Steering clutch springs that are weak or have damage. is attached to the clutch release collar and presses against the revolving brake disc when the clutch control lever is in the extreme released posi tion. May 13, 2006 · I have just bought my first Cat (that I am keeping) a 1993 EXT 550 EFI for a great price, and I am planning to fix up this sled for my kids to use. Sep 10, 2015 · I have a D4 cat with a serial#7U40953 and Trans #5H607. 8. PROBABLE CAUSE: 1. I tighten the front then back it all the way out. Clutches do not always fully retract for release so as noticeable in general use. Im in the adjusting phase, and most literature I have I understand. May 22, 2009 · The Antique Caterpillar Machinery Owners Club (ACMOC) was founded in 1991 by a small group of enthusiasts who all shared a similar passion, the legacy of antique Caterpillar machinery. I have a D47u that I am trying to figure out how to adjust the flywheel clutch. Tighten nut (3). Donnie40264. This adjustment is at rear of machine underneath the fuel tank. I believe it is a wet clutch. Nice looking unit, have one similar at a weld shop east of here getting some much needed work done to the blade system and hydraulics cylinders. vruamcmni jnsh xzw iacwhip ccgz dsyfraq hgkgp dfpo tbc czbm gqvh axvkw xlwdb ocyh svkwv