Komatsu d21 steering clutch adjustment I I finally was able to start it up and test it this weekend. Jul 27, 2022 · I have a kamatsu D21P dozer with steering problem I changed the clutches on both sides and now it doesn’t want to steer. But when I pull on either one, i still go pretty much straight ahead. Left one is very weak, right one tends to lose a little traction power when she warms up. Repairs to the right and left hand steering clutch packs, actuator valve and slave cylinders, that activate the steering clutches. 00 208-342-8911: d20 d21 late: steering clutch inner Installing a replacement clutch and reassembling my Komatsu D20P-6A bulldozer. Do the steering clutch test trick where you are motoring up a hill in a low gear and pull both steering levers slowly at the same time. SHOP NOW. I'm missing something and the manual is very lacking in details. Jul 11, 2018 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Jan 22, 2023 · Hey friends if you got any ideas on how to fix this machine please let me know. After opening up the brake adjusting covers, it seems to be pretty oily in there. A PPC valve built into the steering circuit facilitates smooth, shockless steering control. If I push it up against a big tree, the right track won't spin, only the left one. Goes great straight ahead, but i cannot steer left or right. if when trying to steer left the left track is in a STEERING Single steering lever controls all direction movement. KOM-P-D20P-6 KKoommaattssuu Parts Manual D20-6 & D21-6 S/n 60001 & up Volume 1 of 2 THIS IS A MANUAL PRODUCED BYJENSALES INC. I opened up the covers over the brake adjusters and the left one was seized . It doesn't steer very well. everything else works fine - including reverser/ torque converter. ) Anyway the right track gets locked in place. the clutch assembly is loose and tries to come out but something is snagging as I try to lift the clutch assembly upwards. This is the COMPLETE official full factory service repair manual for the Komatsu D20 D21 Series Bulldozer. 6949° W (In Washington state) Tractor Dozer (sold), Yanmar SV40 excavator, Skid steer (sold), Laser Dozer, Rotary trail cutter, 13 HP debris blower, 6X4 Gator. 00 208-342-8911: komatsu d20 d21 late: brake drum for d20a & d21a series 6 and above w/ dry clutches 103-22-31132: new 168. Also need to locate a repair manual for same. The machine should stop powering up the hill and then begin to roll back, as you continue Jun 8, 2016 · Komatsu D21A-6. Joined Aug 10, 2019 Messages 147 Location Sep 27, 2019 · Problem: Steering Findings: Brake band wetSolution: Cleaning, Resealing and adjusting Jul 11, 2003 · I just bought a komatsu d21 and after using it for a short while, I have noticed the steering clutches must be slipping because I lose power to the tracks. Nov 14, 2014 · (quoted from post at 11:36:20 11/14/14) By what you say this is a lever steer machine with one brake pedal,each steering lever does two jobs,the first bit you pull the lever disengages the clutch pull it further and it applies the brake,you need to have the adjustment correct,by the sound of it the clutches are ok and disengaging but the brake Sep 16, 2020 · This document provides a table of contents for a shop manual covering a bulldozer including models D65EX-16, D65PX-16, and D65WX-16. The earlier clutches had larger diameter clutches and discs. Mar 14, 2005 · Sounds like the right side clutch isn't releasing. Any suggestions out there? Pistons are working on the actuator but doesn’t seem to be putting enough pressure to release the clutch Jul 15, 2018 · Hello , I just bought a Komatsu D21 P6 dozer. Give this video a thumbs u Jan 24, 2018 · either the left clutch wont release or the right clutch is not pulling. (9 1/8" or 231 mm for the lined disc) (8 5/8" or 220mm for the steel plate) The later clutches had the small clutch discs. Dec 6, 2016 · Buy D20 D21 D20P D20A D21P D21A Steering Clutches Fits for Komatsu 6 7 or-8 Half Set,New 104-22-33321 10E-22-21320: Complete Clutch Sets - Amazon. then, while still locked up to tha pile of dirt, try to steer it both directions. 6445° N, 122. Jul 10, 2011 · Can someone give me the necessary procedure to adjust the steering clutches on my Komatsu D21P-6. Power shift 2 speed. After removing the brake band springs and all 16 of the flange bolts. You are using your right side brake to force a steer. Being hydraulic pilot controlled steering clutches, I'm near certain they don't have an adjustment because it's not necessary. Thanks. that will rule out if the right clutch is pulling or not. Thread starter Don Shilling; Start date Sep 24, 2019; Don Shilling Well-Known Member. It's been a while since I've worked on a D20 or a D21 Komatsu, but the D21 is a powershift transmission with hydraulic controlled steering clutches. 66299 I need information on how to adjust the steering clutches. It will turn if its not being worked. The dozer stops and rolls back, and then stops when I pull the steering clutches further. adjusting clutches on Komatsu D21. When I pull back on both steering levers at the same time, machine will stop. The D20 steering circuit operating pressure is 15 Kg/cm2 which is 214 psi. Jun 10, 2022 · Komatsu D20PL-7 D20PLL-7 Dozer Bulldozer S/N 62001 and up Komatsu D20AG-7 D20P-7A D20PG-7A Dozer Bulldozer S/N 75001 and up Komatsu D21A-7 D21AG-7 D21PG-7A D21S-7 D21QG-7 D21A-7T Dozer Bulldozer S/N 75001 and up. put it against a pile a dirt and be sure both tracks spin. Feb 20, 2022 · Advice please! I have a Komatsu D21a-6. Jun 15, 2013 · I recently purchased a komatsu d21p-6. The table of contents lists sections on specifications and technical data, engine and cooling systems, power train, undercarriage, frames, and hydraulic systems. ( I hope I stated this correctly. Sadly there is little Komatsu stuff here (I have three) But as it happens I have a D21P-5. Short video on how to replace steering clutches and brake of bulldozer d21p-6 If your old d21 doesn’t steer anymore, only goes straight I hope this helps! Oct 30, 2019 · Today I removed the covers over the steering clutches. It seems when I park it for 3 or 4 weeks it is hard to get the "steering clutch" to release - especially on the right side. I have to power it up and I have a Komtasu D21p-6, I just put new steering clutches and brakes in. I think my steering clutches are going. Answered by Dan in 1 day 15 years ago Apr 8, 2013 · Joined Feb 27, 2007 Messages 3,875 Location 47. Customer: I have a Komatsu crawler dozer d21a-6 serial-no. Inching pedal assures There were also two sizes of steering clutches in these machines. I have heard that you can fill the dry clutch and brake housings with diesel fuel and let them soak a few days. (7 15/16" or 202mm lined friction discs) (7 1/2" or 190 mm steel separator plate) td9 steering clutch hub plate p/n 6470d: new 103. They do have a brake band adjustment. (800) 853-2651. Aug 17, 2013 · The D20 and D21 both use hydraulic pressure to move the steering clutch release arms. It doesn't steer left very well. Dry, multiple-disc steering clutches are PPC controlled and interconnected with dry, contracting-band, steering brakes to allow easy, light-touch steering/braking actions. com FREE DELIVERY possible on eligible purchases Komatsu dozer D20A-5 steering fix as well as clutch and brake replacement. The manual lists two different steering operating pressures for the D21, depending on whether you have the A,P,S,Q-6 and P-6A or the E-6, P-6B and S-6A. 00 208-342-8911: ih td 9 for more info click here: td9 steering clutch pressure plate p/n 8237da-->8237db: new $180. . Local Komatsu dealer tells me both steering clutch replacement is "fairly complex" and will cost $5 - 6K. This apparently may free them About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright KOM-S-D20AP+ KKoommaattssuu Service Manual D20A, P, S, Q-6, D21A, P, S & Q-6 Volume 1 of 2 THIS IS A MANUAL PRODUCED BYJENSALES INC. I tried going up a hill and pulling both steering clutches slowly. Thanks Sep 24, 2019 · Wet steering clutches for Komatsu D21. WITHOUT THE AUTHORIZATION OF KOMATSU OR IT’S SUCCESSORS. With new clutch packs installed, hopefully the mechanic properly adjusted the clutch forks that are activated by the two steering cylinders. compare the difference watching how the right track goes into neutral. wgvywa uiffoys trjvdx iqnla oqwrm veem wtsnz acdzgw qrrzonz unzhi creo mnmrfjml uyf xiiri mti