Search found 5 matches
- Thu Aug 17, 2017 7:23 am
- Forum: Early model JD crawler technical support
- Topic: 420 crawler engine surging
- Replies: 21
- Views: 18007
Re: 420 crawler engine surging
Compression test cold was about 55psi for both cylinders. Not sure how accurate the gauge is, but at least they were the same when cold. Did not check hot. Since I adjusted valves already, cannot tell. Ran for another 20minutes in driveway, shutdown and let set for 30minutes. A quick pull on choke a...
- Tue Aug 15, 2017 4:58 pm
- Forum: Early model JD crawler technical support
- Topic: 40C motor pulsing
- Replies: 7
- Views: 6059
Re: 40C motor pulsing
Oil in the govenor? Isn't this lubed by engine oil?
- Tue Aug 15, 2017 4:55 pm
- Forum: Early model JD crawler technical support
- Topic: 420 crawler engine surging
- Replies: 21
- Views: 18007
Re: 420 crawler engine surging
Can any of you provide an audio snip of what a good, smooth running 420 sounds like? I've been fighting multiple issues and am now concerned I burned the exhaust valve on #1. Unit ran fine for an hour yesterday, moving brush and pulling trees. Shutdown to cut more trees and after setting for about 3...
- Tue Aug 09, 2016 6:01 pm
- Forum: Early model JD crawler technical support
- Topic: pressurized gas tank on 420C
- Replies: 17
- Views: 12680
- Tue Aug 09, 2016 12:07 pm
- Forum: Early model JD crawler technical support
- Topic: pressurized gas tank on 420C
- Replies: 17
- Views: 12680
pressurized gas tank on 420C
Had a scary and very unexpected event over weekend. Had been dozing a brushline and decided to check gasoline level before moving deeper into woods. Loosened gas cap and it blew up and away from my hand. I then had a fountain of gas streaming from the tank port, spraying on me and a hot engine. Does...