John Deere 1120 fuel injector adjustment

   / John Deere 1120 fuel injector adjustment #1  

papajack

New member
Joined
Jun 21, 2014
Messages
1
Location
Rock Island,tn 38581
Tractor
John Deere 1120
Engine is slow to start after o-ring replacement under injector hold down. There are what appears to be needles with a locknut in the injectors that are adjustable. Should these be fully seated into injector or fully extended out of injector body. When running idle is rough and higher RPM is lacking. Seems like a cylinder is misfiring.
 

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