Search found 1145 matches

by dtoots1
Sat Feb 06, 2021 8:04 am
Forum: Early model JD crawler technical support
Topic: John Deere 420c steering clutch adjustment
Replies: 59
Views: 30974

Re: John Deere 420c steering clutch adjustment

not sure what happening on the main clutch...someone else may well have answer to that. if i recall correctly...my lever measuring from the dash...is about 5 or 6 inchs to the lever..when i adjust the brake band...i usually put a flat screwdriver in the contact point to hold lever in position while ...
by dtoots1
Sat Feb 06, 2021 7:14 am
Forum: Early model JD crawler technical support
Topic: John Deere 420c steering clutch adjustment
Replies: 59
Views: 30974

Re: John Deere 420c steering clutch adjustment

Report back results if you will
by dtoots1
Fri Feb 05, 2021 1:55 pm
Forum: Early model JD crawler technical support
Topic: John Deere 420c steering clutch adjustment
Replies: 59
Views: 30974

Re: John Deere 420c steering clutch adjustment

ok...mine is exactly like that...i did new clutch, pressure plate and all new fibres and steels....yet my throwout bearing..locking nut rides right at the edge of the groove with a washer under the head of the bolt to be as far out as possible so that clutch releases... i am not sure just where in t...
by dtoots1
Fri Feb 05, 2021 12:28 pm
Forum: Early model JD crawler technical support
Topic: John Deere 420c steering clutch adjustment
Replies: 59
Views: 30974

Re: John Deere 420c steering clutch adjustment

am not getting clear picture of what you are trying to say....it sure sounds like an adjustment issue period....the clutch actually releases just a bit before brakes are applied, when adjusted properly...you literally have to release the locking bolt on the throwout bearing to get proper adjustment ...
by dtoots1
Fri Feb 05, 2021 10:11 am
Forum: Early model JD crawler technical support
Topic: John Deere 420c steering clutch adjustment
Replies: 59
Views: 30974

Re: John Deere 420c steering clutch adjustment

i would try adjusting again doing each step by the book , have found that it may require several adjustments to get the proper feel on these little girls. they seem to be just a bit funky at times....mine actually went back too far and got to the clicking and went back to adjusting procedure again a...
by dtoots1
Thu Jan 28, 2021 5:13 pm
Forum: Early model JD crawler technical support
Topic: roosa pumps
Replies: 0
Views: 2916

roosa pumps

Tell me about the Roosa pumps, are they the ones with the pelletane gasket etc...i.e. mouse turds? are they all subject to the same deterioration, including into the70s
by dtoots1
Fri Jan 22, 2021 3:54 pm
Forum: Late model JD crawler technical support
Topic: 450C Undercarriage replacement parts
Replies: 2
Views: 2640

Re: 450C Undercarriage replacement parts

contact Lavoy email at ..postmaster@jdcrawler.com..he has most parts available for these machines..he in n. dakota
phone (701-361-1006)
by dtoots1
Fri Jan 22, 2021 3:50 pm
Forum: Late model JD crawler technical support
Topic: 350B crawler loader. Undercarriage?
Replies: 3
Views: 2837

Re: 350B crawler loader. Undercarriage?

sounds like you could be out in Big Country...helps if you add location in your profile...may well be someone close for help or parts...by the way Lavoy is in n.dakota and has most parts available for these old girls get serial number of machine and will be able to get info needed. (701-361-1006)..p...
by dtoots1
Fri Jan 22, 2021 12:51 pm
Forum: Late model JD crawler technical support
Topic: 350B crawler loader. Undercarriage?
Replies: 3
Views: 2837

Re: 350B crawler loader. Undercarriage?

you have 2 choices on posting pictures...first is the site has a dedicated pic server..you need to read all the info listed in the instructions for the "dedicated picture server" located n the "Q&A forum" which show up at the bottom of the board index when you login to the crawler site..it tells how...
by dtoots1
Fri Jan 22, 2021 7:46 am
Forum: Early model JD crawler technical support
Topic: 440 ICD Clutch Adjustment
Replies: 10
Views: 9393

Re: 440 ICD Clutch Adjustment

We have folks all over the place and you could just as easily have someone nearby that can physically be there to help walk thru processes, which is why suggestion to have location info...also parts for machine. keep at it..are really easy to work on , but sometimes hard to break loose and understan...
by dtoots1
Wed Jan 20, 2021 4:19 pm
Forum: Late model JD crawler technical support
Topic: 1973 450B
Replies: 3
Views: 2957

Re: 1973 450B

transmission generally is 'condensation'...you can probably try adding sea foam treatment to clear that up...can also add to your hydraulics a well.

they are best kept under cover or tarps.
by dtoots1
Wed Jan 20, 2021 4:13 pm
Forum: Early model JD crawler technical support
Topic: 440 track clutch help
Replies: 4
Views: 3805

Re: 440 track clutch help

keep at it...it is simply following thru the procedures...these are nice machines and will do a lot more than you might think...mine literally tore out a group of trees...standing in middle of yard up to six inch diameter --7 or 8 f them with roots tied together and could not pull them down to separ...
by dtoots1
Wed Jan 20, 2021 1:32 pm
Forum: Early model JD crawler technical support
Topic: 440 track clutch help
Replies: 4
Views: 3805

Re: 440 track clutch help

Again, first you need the manual and read on adjusting the steering brakes....your lever is traveling too far and is actually kicking out of the three ball bearings that ride under the mechanism....that (clicking) tells you that adjustment is needed. once you have gone thru the adjustment procedures...
by dtoots1
Tue Jan 19, 2021 9:37 am
Forum: Early model JD crawler technical support
Topic: 440 ICD Clutch Adjustment
Replies: 10
Views: 9393

Re: 440 ICD Clutch Adjustment

CalifKid..see your other post!!!
also update your profile in login drop down box to add your location..
by dtoots1
Mon Jan 18, 2021 4:14 pm
Forum: Early model JD crawler technical support
Topic: re..jd440 ic....main clutch
Replies: 8
Views: 6710

Re: re..jd440 ic....main clutch

that long rod coming out the front of the reverser has the adjuster with locking nuts, one to the rear of the adjuster and pne to the front of the adjuster..each of which must e loosened enough to move the adjuster...believe it is required to turn so that it moves towards the back to shorten it, tho...