D6c transmission pump. After assembling any pump, lubricate it thor­ oughly.

D6c transmission pump Check pump pressure at 1/8" pipe plug on top of valve, marked P1. There are yellow orings that blow out, lose pump flow and cause overheating. Try testing pump, speed clutch and direction clutch pressures for a start and come back with your results. I have a 1975 D6C Caterpillar Dozer with the following information: MODEL No. Reverse is good. (Oil filter housing and transmission pump then cracked hydraulic tank so it will be drained ) ill crawl under it in the morning and see if I remember which hose it was Oldcatpusher 9S6590 OIL PUMP GROUP Part of 5M5070 Flywheel Clutch Group shown on Page 91 D6C TRACK-TYPE TRACTOR 9S-6590: OIL PUMP GROUP Caterpillar SIS Online D6C TRACTOR / DIRECT DRIVE / 23U00268-UP (MACHINE) ZEBP0554 Oct 23, 2019 · Buy New Water Pump 2P0662 2P-0662 for Caterpillar CAT 215 225 235 941 941B 951C 955L 977L D5 D5B D6C D6D D7G Engine 3304 3306: Water Pumps - Amazon. Nov 2, 2021 · I recently discovered some tranny issues with my D6C, 10K 6516 dozer . Scavenge oil pump. com FREE DELIVERY possible on eligible purchases Are you looking for a Pump, Trans for your D6C Caterpillar Bulldozer? You've come to the right place! Give us a call to get a quote or to verify the price listed. I often don't mention it but I edit my projects w Transmission model is AX4N. 20—1S6561 Adapter. 4 kW: Mechanical: D6C Track-type Tractor published in 1975, by Caterpillar: Page information: Jun 9, 2019 · I got d6h at shop fixing leaks. Regards - Ron. "T 61858 PULLING HUB STEERING CLUTCH HUB ASSEMBLY (Exploded View) T51381 44. I would not count on the magnetic strainer to remove all metal contamination. If you develop a leak anywhere in the system, this drops the pressure for both the transmission and the steering clutches. Oct 19, 2017 · While working with D6C noticed oil on the ground, stopped the machine. 1-800-255-6253 9S9384 OIL PUMP GROUP Serial No. The filter screen was plugged with chunks of all kinds of things. Pull both steer levers back, apply brakes, give it some throttle and put it in gear. Fast online quotes. 00. Dec 21, 2014 · I still don't see where you have checked for excessive leakage in the transmission or for weak or broken valve spool springs in the steering clutch control valve. . 15. I like the driveshaft check noted above, good idea. C. I had someone change the transmission fluid and filter. Mechanic's Assistant: What is the complete model and serial number of your machine Caterpillar D6C. From your description of the problem, your transmission fluid ran back into the bevel gear compartment when you left the nose up, way up, and the transmission broke suction. D6C SERIAL No. The pressure at the Speed Clutch (E) was 340 psi and at Direction Clutch (F) it was 285 psi with the governor above the detent (maybe 1/3 of maximum). Relief Dec 15, 2011 · We have a D6C 76A with steering clutch problems. Fits Models: D6C, D6D, D6D SR, D6E SR, D7F, D7 Nov 22, 2024 · Part (s) Included 5M7864: Pump (x1). If I run it easy at half throttle, I can keep it away from going into the red zone. Remove the transmission vent line. Tooth to housing clearance in the transmission pump should be about the same as side clearance. Nov 16, 2019 · I believe the problem is the torque converter or pump. Mar 1, 2022 · Transmission details Caterpillar D6C Power: Engine (net) Pump flow: 30 gpm (161) 113. Nov 20, 2018 · Could someone post the procedure to check pressures at various points in the transmission pump system for a D6C 76A0713. drain the steering clutch compartment at the same time as this is common oil. Take the front cover off to pull the drive gear so the pump will come out. After assembly, the pump must rota'te freely by hand. Using 6F25 Pump Group, pull the hub from shaft. Pump operation was to run the machine to operating temperature--seemingly not possible in your case--stall or load the T/C for 30 seconds, run engine at low idle one minute, shut off engine quickly drain the flywheel housing, being careful of the very hot oil splashing etc--wear appropriate PPG (Personal Protection Gear Apr 21, 2018 · For the transmission to pop out of gear, this means you're losing transmission oil pressure. Lubrication relief valve. Sep 20, 2024 · Buy 3P6814 Transmission Pump fits Caterpillar 6A 6S D6D SR D6E SR 5 6 D6C D6D D7F: Spare & Replacement Parts - Amazon. Dec 12, 2023 · Caterpillar D6C tractor transmission. Shutdown and checked transmission dipstick, very low if any oil. The oil pressure is supplied to both the transmission and the steering clutches from the transmission oil pump. It's located in the suction line that runs between the transmission pump and the front lower part of the bevel gear housing (under the rear of the transmission). You can shop online, manage your equipment, go mobile, and more. 3P1777 ENGINE 3306 49V 7370 2P6795 I wasn't operating it when it locked up and I'm not sure my brother-in-law is telling me everything. Yes, the transmission pump is to the rear of the pump drive. Located oil pooling in the bottom of the belly pan, checked the engine oil, all good. At idel pump pressure is 375. Remove oil line (2) from the transmission to the torque divider Dec 12, 2009 · The converter charge pump pressure should be checked too. com FREE DELIVERY possible on eligible purchases Re: Cat D6C - Transmission problem in reply to Bertus Coetzee, 04-29-2007 13:47:23 What is your SN? YES!! do a complete oil change, be sure and pull the drain on the bottom of the torque divider. and sent it away and stripped down turned out nothing wrong with it instead the . The timing is set by a timing pin on the pump and a bolt hole in the flywheel. Language: Original Instructions Operation and Maintenance Manual D6 Track-Type Tractor HNK 1-999 (D6) Re: Cat D6C transmission problem in reply to Richardt, 08-31-2004 10:32:27 Richard you have a torque overheating problem caused by lack of oil flow. I don't know what to tell you re the 6C. I'm pulling the floor pan and dropping the belly pans and dig a little deeper. As metal components heat up,tolerances and clearances that were marginal or borderline before with moderate heat,become excessive clearances when really hot. Many Looking for Caterpillar D6C Bulldozer parts? You've come to the right place. We bought this Cat in 1973 and had the transmission completely overhauled (after 12000 hours) in 2006 by local Cat dealer. Oct 23, 2022 · Attached are some specifications. Oct 5, 2021 · The buzzing sound you heard could be transmission pump cavitation. Customer Service. Pressure was way to low in all forward gears, F-1 was the lowest. Transmission options: 5-speed direct drive: 3-speed power shift: Transmission: Type: direct drive Gears: 5 forward and 4 reverse Oil capacity: 104 Aug 18, 2014 · On our 10K D6C, I believe a while back I posted a problem with the steering clutches not releasing completely & we finally got around to checking the pressures today & here is what we found; on the valve body that in the picture is located just below the fill tube for the transmission, (I marked the plug with white), the pressure reads 250 psi 3S1741 OIL FILTER GROUP Serial No. Jan 13, 2023 · The transmission pump will be the first item to suffer severe wear due to dirt, because the oil filter is on the pressure side of the pump, and oil sucked up by the transmission pump is not filtered. Weight: 13. 2 Fuel Priming Pump 8 3 Fuel Priming Pump, Disassemble & Assemble 2 8 4 Fuel Filter Base and Bypass Valve 2 9 5 Alternator 10 6 Fuel Transfer Pump 11 7 Fuel Transfer Pump, Disassemble & Assemble 6 11-15 8 Fuel Injection Pump Housing and Governor 16,17 9 Fuel Injection Pump Housing and Governor, Separation & Connection 8 18,19 Feb 15, 2019 · Hi Team, normal test we did at The Dealer for T/C leakage and /or Scav. There's a whole procedure in the manual to tell how to Jul 14, 2018 · Yes change it, even if you just use 30w engine oil, just change it later to 30w transmission oil. 17. Dec 17, 2013 · We have recently aquired a Cat d6c 56 j series dozer with a torque converter problem but we thought originally we may have been able to push it on with another dozer and get it out to civilization that way but for a number of reasons we have had to pull the machine apart where it is. INSTALLINC HUB 5—Retainer washer. For orders, questions, or parts requests call or e-mail: p: (225) 771-8207 Access the full suite of Cat applications with your account. How can I tell if it's the torque converter or scavenger pump. 47J2560 to 47J3462 inclusive Part of 7S1600 Transmission and Steering Clutch Lubrication System Group shown on Pages 57 and 58A D6C 9S-9384: OIL PUMP GROUP Caterpillar SIS Online D6C TRACTOR 47J02560-04700 (MACHINE) UEH0769S Jun 14, 2015 · D6C Transmission Cooler lundi 15 juin 2015 Now that we have the steering clutch issue successfully repaired on our D6C, I want to improve the situation with the trans running hot after prolonged use, that I mentioned last year, so think the first thing to focus on is the cooler up by the water rad. 3 lbs. Just as I was wrapping up a job I noticed with I shifted from reverse to forward it started getting noticeably "soft" when the direction change occurred, but otherwise all else seemed normal as far as push power, no Pumps The direction of pump rotation, clockwise (CW) or counterclockwise (CCW), is the direction the pump turns when viewed from the drive shaft end. Add to cart. A—Dimension to be checked. I have been with dozers most of my working life but have very Aug 14, 2008 · Pump snag, That sounds like a powershift tractor to me, it sounds like your oil pump is knackered, it comes off real easy, only 2 bolts hold it to the case and 4 bolts hold a bit of plumbing to it, its best to remove the screen unit as well to have a good look inside and to do a clean up number on it, the pump will need priming before its bolted in place, and the cost of a non CAT pump (in the Bob I put new hoses on it today the one coming from the pump to the magnetic filter when i losened the bolts on the flange the hose would turn so i replaced all of them and i was going to check the pressure but my filer tops do not have any place to screw anything into them i ran it for about 30 minutes digging stumps and everything seemed to work good it was a little hard to steer to the left Jul 10, 2017 · Ebay or the Cat dealer is your source for manuals. The reason that the car/trans only acts up after long drives is the heat. Sep 3, 2014 · D6c transmission or tourque problrms Recently my old d6c stopped pulling and wouldn't shift - I posted on here that I pulled off the trans pump , which looks to be in perfect shape but the pipe connecting to trans pump to the magnetic screen seemed to slip off very easily ao I was hoping this was the problem , maybe it was just sucking air at this connection . New- Call for Pricing. This happened on a D6c we acquired recently everyone we spoke to about said it would be in the torque converter itself so after we had pulled out the T. Load piston. The strainer has been cleaned and filter replaced. Scan to find and purchase genuine Cat® parts and related service information. The engine runs fine and shows 300 PSI at the Transmission Oil Pump. This problem started abruptly while backing down hill. Jul 10, 2016 · a) remove transmission guard b) remove brake pedal assembly c) remove universal joint d) remove lubrication relief valve e) remove sequence relief valve f) remove torque converter outlet relief valve g) remove dash h) remove hydraulic tank 1. 14. Trouble shooting problem areas on the tractor then removing parts like the pump and hoses that need repairs. Give us a call, submit an online quote request or select a category below to browse/select a part. 10K1 to 10K2649 inclusive Part of Transmission and Steering Clutch Lubrication System shown on Pages 66A & 66C D6C 3S-1741: FILTER GP Caterpillar SIS Online D6C TRACTOR / POWERSHIFT / 10K00001-07952 (MACHINE) UE070095 In Reply to: Cat D6C transmission problem posted by Richardt on August 31, 2004 at 10:32:27: I would put a pressure guage on the trans pump and see what you have #1976 caterpillar d6c transmission pump serial number. 12. 69J1~69J2538 Part of Torque Divider shown on Pages 50 thru 51F D6C 5M-7864: PUMP GP-SCAVENGE Caterpillar SIS Online D6C TRACTOR 69J00001-02538 (MACHINE) XMBP9763 Sep 13, 2017 · This started with the forward gear or #1 clutch pack losing pressure and slipping. Refer to the SPECIFICATIONS for the rotation of a particular pump. Our part specialists are available Mon-Fri 8am-6pm EST to assist you. 005" clearance is considered worn out. This is a new oil pump. If replacing your worn trans pump, the least you could do is drain every compartment holding transmission oil and replace with new. 7. Lubrication line to rear of transmission. I don't suppose you have a D6C. Some engines have the transmission pump seal exposed to engine oil but the D6C 10K is not one of them. As a precaution started moving the machine back to my shop and started having trouble steering etc. Oil reservoir for the torque converter. The thing will take off unless severe brake pressure is used. Water Pump All 350-2536 20R-0259 Turbocharger All 252-5165 10R-3749 Fuel Pump All 476-8769 20R-1636 Fuel Injector All 387-9434 10R-7221 Transmission S6X, S6T, S6Y, JEN, EMM – – SSS, TTT, PPP 417-8819 (Tier 3) 417-8818 (Tier 2) – Transmission - Overhaul Gasket Kit S6X, S6T, S6Y, JEN, EMM 473-7185 – SSS, TTT, PPP 539-0567 – Apr 5, 2011 · Unless you have an extra gauge someone has added ,and taped into the transmission pump on the right side at the bell housing,should only be a plug on top of pump. Usually 0. A0-E HYDRAULIC – Pump CODE REV SUBJECT MODEL A0-E-3 R2 New In-Line Drive Pump Conversion Kit D7H, D89B A0-E-5 R3 High Volume Hydraulic Pump D6C, D6D A0-E-6 R2 New Design Hydraulic Pump D7H, D7J, D7K, D89B, D89C A0-E-7 Hydraulic Pump—D8H Tractor Brake Linkage Interference D89C, D89D, W12D A0-E-8 Pump Drive Gear and Nut W6F, W8L, W12E Dec 12, 2023 · Transmission details Caterpillar D6C Power: Engine (net) 140 hp 104. Apr 30, 2014 · The problem then is that when you go to shift it back in it can pop the seal in the transmission pump. Notice: Every attempt is made to ensure the data listed is accurate. There is no drain for the torque converter itself, I don't know how much it holds but there is no way to flush it out except by frequent oil changes. 8. Jul 29, 2021 · The power shift transmission operates just fine, except the torque converter start to run hot after a couple hours of use. Lubrication line to front of transmission. 2. My local cat dealer answer is we can send a mechanic out to look at it. 13. 3P6816 – Cat Transmission Pump (D6B-D6C-D6D) $ 0. I checked the pressures in every gear. Add to Wishlist. 19—8M9008 Spacer. 6 lpm : 54 gpm D6C published in 1969, by Caterpillar Oct 7, 2013 · What I want you to look for is a heavy flow of leakage around a small tube( 1" dia) coming in from the back. . It will go in reverse and back up in all three ranges and when shifted to forward will not pull correctly it acts like the clutches are slipping. Ī restricted or clogged transmission filter makes the same whining noise as a faulty Feb 28, 2012 · You have to pull the fuel pump to change the seals. Diagnosing a transmission is the same as anything else; it often ends up being a process of elimination. There is a screen in that line - see Step 3 below. My old, tattered service manual is Our transmission components are engineered for exact precision and durability for long service life. This could be caused by either low transmission oil level or a partially blocked oil suction line between the transmission case and the pump inlet port. We sell a wide range of new aftermarket, used and rebuilt D6C replacement parts to get your machine back up and running quickly. There is no core charge. One fix is to run the transmission over full. Pay special attention to how the pressure gauge behaves when you shift from neutral to any gear or between gears. It's crucial when diagnosing a transmission pump or a torque converter. You likely don't have any pressure gauges so here is the most likely cause you can easily check. Hydraulic control for the steering clutch. Nov 19, 2012 · The magnetic screen is readily accessible by removing the floorplate. Oct 25, 2018 · Hello, I'm new to the forums. More than likely there are internal transmission components with excessive wear. 11. The transmission/steering clutch oil level gauge is mounted on the top front of the steering clutch housing, under the seat, at the RH rear of the May 15, 2018 · 10K 9564 has developed a problem. 7s1603 transmission, flywheel clutch and steering clutch lubrication system--side view--part 1 of 2 3P6814 Pump & 9M8669 Screen parts are shown on Pages 96 & 97 c152043 SEBP1075 5M7864 SCAVENGE PUMP GROUP Effective with Serial No. From transmission discs, to separator plates, to oil pumps, we have you covered. When putting the pump back on it will have to be retimed (no key on pump drive gear). Drain it hot and let it set and drain overnight then refill. Torque converter temp is normal. Later Bob We sell a wide range of new aftermarket, used and rebuilt D6C replacement transmissions to get your machine back up and running quickly. 90# Pump pressure is around 365#. Flow control valve. 10. 16. Without hearing the noise it is impossible to tell but it is a possibility. 47J 4474 ARRANGE No. This transmission oil pump is a component of the pump assembly. Feb 24, 2022 · D6C↓ 1972-1976. Yeah it's on the left side of the dash and it has lube pressure on it and someone wrote transmission underneath the gauge. 9. It's why a worn or faulty pump makes a whining noise in all gears, including park and neutral. ©2000-2024 - TractorData. 3P6816 - Cat Transmission Pump (D6B-D6C-D6D) quantity. Dec 22, 2020 · Water Pump All 350-2536 20R-0259 Turbocharger All 252-5165 10R-3749 Fuel Pump All 476-8769 20R-1636 Fuel Injector All 387-9434 10R-7221 Transmission S6X, S6T, S6Y, JEN, EMM – – SSS, TTT, PPP 417-8819 (Tier 3) 417-8818 (Tier 2) – Transmission - Overhaul Gasket Kit S6X, S6T, S6Y, JEN, EMM 473-7185 – SSS, TTT, PPP 539-0567 – Aug 18, 2015 · Measuring some pressures; the Transmission Pump under the seat (Test Port K) measured 315 psi with governor set to minimum. 004 to 0. Get that old stuff out. Make sure the filter's good before replacing the pump. Mar 1, 2022 · Caterpillar D6C tractor transmission. If my memory hasn't failed me totally, it's on the LHS between the transmission and the chassis. It carries oil from the pump and tees off from the oil going to the steering valve. Press the hub onto the shåft to the pressure giv- en in the topic, SPECIFICATIONS. A restricted or clogged transmission filter makes the same whining noise as a faulty transmission pump. com®. Check valve. Measure the 3P6816 – Cat Transmission Pump (D6B-D6C-D6D) $ 0. After assembling any pump, lubricate it thor­ oughly. Body of the pressure control valve. yavfe dqri hornx csi bygxjoh may mzjdpf wsnf dqtl pugut