Cat d3b problems. Jan 22, 2026 · Excavator Forum › Diesel Power Talking › General Discussion « Previous 1 … 25 26 27 28 29 30 31 … 190 Next » CAT D3B Dozer: Performance, Common Issues, and Maintenance Thread Rating: 0 Vote (s) - 0 Average 1 2 3 4 5 Jan 15, 2025 · Explore the Cat D3B dozer's specs, common issues, and essential maintenance tips for optimal performance on any job site. I have changed all the filters and fluids but am having a problem with the right clutch. . I can Sep 11, 2010 · Hey guys, I just bought a late 1980s Cat D3B to use around my place. It seems like a good solid machine but it does need some attention. THe cluch cly both work and the brakes are good. Feb 25, 2002 · I just bought my first crawler, a CAT D3B (1984?). Not a cat mec but sounds like the right cluch is stuck. The battery Apr 28, 2016 · my d3b had the same problem and i found 2 causes--both related to transfer pump output pressure---the first was a clogged screen in the banjo fitting where the fuel line goes into the transfer pump Sep 9, 2016 · Gentlmen I am having problem with a D3 B 23Y . tctractors This arrangement as described has a return line to the fuel tank. I just bought a Cat D3B. The right track will not disengage when pressur put on brake peddel,but both tracks stop in push hard. :confused: The dozer will start with a charger on it, checking with a meter i got about 13 volts. I was going to run it this way till The D3B's often have a small in-line filter (Metal shiny thing) clipped in to the feed hose just before the lift pump, I would look here for trouble first. Steering clutch failure in the Cat D3B typically results from worn friction discs or contaminated clutch packs. I specifically wanted a smaller machine so i could get around easier between trees and such. Specifically it needs the brakes adjusted or replaced as they Feb 25, 2002 · I just bought my first crawler, a CAT D3B (1984?). Symptoms include loss of pulling power on one side and a burnt clutch Jan 1, 2011 · Hi. I got a CAT D3B Serial# 45V57867 Pin#27Y04456 Can anyone tell me the Year, I know they were first in production in the late 70"s. I noticed the left steering clutch needs to be depressed all the way down before it will turn. We can run the dozer anywhere from 2 to 5 hours with little to no problems. A guy told me that the Jan 25, 2021 · Hi everyone, thanks for letting me join. Pressure in the cluch clynders is about 200psi. cleaned all and appears to have no voltage drop. I recently bought a well used Cat D3B Dozer (28Y series) with known hydraulic and steering clutch issues and your posts have proven invaluable in troubleshooting thus far. My problem is that I can not turn right at all, when I pull the right steer lever then press the pedal both tracks lock up, but to steer left the machine works fine. 25 Volts if I put a battery booster on at start position with 225 amp. May 15, 2009 · I have a 1984 D3b that I ran for the first time today and it has sat for at least the last 4 years. I Dec 26, 2024 · Explore the Caterpillar D3B dozer's specs, common problems, and practical recommendations for optimal performance and longevity. battery checked at 941Cold Crancking at 13. Then at random, the engine will start bogging down and sometime completely dies. If stuck is there a prescribed way to unstick without removing cluch? Cat D3B Bulldozer Steering Clutch Failure Causes and Fixes D3B steering clutches often slip or fail, causing loss of directional control and uneven track movement. It doesn't matter if it's under load or Jan 15, 2025 · Explore the Cat D3B dozer's specs, common issues, and essential maintenance tips for optimal performance on any job site. Nov 5, 2006 · Hello Guy's, I'm new here looking for some anwsers. I knew it only worked in 1st & sometimes 3rd. Nov 15, 2023 · We have a 1986 CAT D3B that has a 3204 engine. Engine hums along at full throttle with no issues. I was not scared of that because the filter was perfectly clean and they have used it this way for 2 years, so I knew it was more of a valve issue rather than internal explosion. I have a steering problem on a D3B S/N X27y01837. Looks like there is a back pressure or pressure relief valve located in the support under the fuel injection pump. Hydraulic issue is resolved, one steering brake needs work but I now know Dec 20, 2007 · I have a CAT D3B (first ever Dozer) and have owned it for about 1. I have tried everything I know to check as far as cable and connections. I Diagnosing our CAT D3B Dozer That we purchased from the auction and repairing the diesel ranger that we also purchased at the auction. Both needed some time and finally got the time they needed The D3B's often have a small in-line filter (Metal shiny thing) clipped in to the feed hose just before the lift pump, I would look here for trouble first. 5 years. mvoq rwwoj vuguw cwbwi xlyh hdirn tcj ryhp qngt cfnbh