Aug 29, 2008 · The good thing about these is that they made about 50,000 D7 tractors that were about identical, subtle upgrades and minor changes before the 3T series ended, it is possible for this one to be a 3T, as that series started in 1944 and ended in 1955, 28,0000 + built 4T's were 1944-1945, 9999 built, previous series to the 4T, 7M had the same ...

Jul 6, 2014 · A wired gear shift lever in first gear may indicate transmission is about to shell. My newly purchased used 3t D7 worked fine in every gear but first, which kept jumping out of gear. Upon looking at shift locking device on side of transmission, I found it was disconnected.

Mar 17, 2014 · Chain saw, '59 MF tractor. Hired a few times some dozer fellows that took a nice piece of change but only sort of scratched the surface of what's needing done. Took a chance and bought what I think (fellow had passed and his widow and son were selling) is a '52 model. Hope to post pics when I figure out how. Tag says D7 3T 20616.

Jun 6, 2011 · 1947 d7 3t caterpillar update was created by phillipstanley Ok here is a update on my d7 after spending $500.00 + for some gaskets from my local cat dealer here are some pictures. Tell me some things you see wrong and how to fix or ideas on what to do when I get to those problems.

Jul 7, 2018 · I have a d2 and am looking at d7 3t for sale. Tractor has 90%uc but main clutch gone. Cant even pull slight grade no blade. My question is how hard is main clutch to change on 3t. It is dry clutch variety. I think it should be able to be done from top but don’t have manual.

Nov 29, 2010 · D7 3T - Water flowing from dip stick was created by phillipstanley The other day I purchased caterpillar and owner said motor was locked up and thought it was sabotaged. I thought rain water had gotten on top of the cylinders because the exhaust pipe was not covered.

2 days ago · In my experience starting my D7 7M (same as 3T pony), the pony throttle should be closed and full choke to start with. Where the pony throttle lever enters the governor there is a little “flip over” catch which holds the throttle closed I …

May 31, 2011 · Having a problem with a leak around fuel injector on a D7 3T. Could hear leak and looked up in parts book to see if there was a seal between injector and pre combustion chamber. Ordered seal and I have tried twice to install. Did not see any evidence of old seal. Both times seal has flattened out and tore.

Replied by V14 on topic D7 3T pony motor not starting I followed that procedure pretty much fuel off for the diesel pony running (feeding it fuel) while on low not high, then half, then full then turned some fuel on to the diesel.

I actually run an excavating business using my D7 3T machine and have been running this machine since '86. Sometimes the old girl will take off with fuel on decompression before I get a chance to move it back to compression, this usually happens with warm engine or …