OMRG25204 oem uncert & tier 1.pdf - John Deere Industrial Engines

Lubrication & Maint./2000 Hour/24 MonthDelphi (Lucas) Injection Pumps OnlySee your authorized Delphi (Lucas) Repair Station forspeed droop adjustment. This service requires that aninternal pump adjustment be made.RG,RG34710,5583–19–28JAN02–3/3Checking Crankshaft Vibration Damper(6-Cylinder Engine Only)1. Remove belts (shown removed).2. Grasp vibration damper with both hands and attempt toturn it in both directions. If rotation is felt, damper isdefective and should be replaced.IMPORTANT: The vibration damper assembly is notrepairable and should be replaced every4500 hours or 60 months, whicheveroccurs first.Grasp Vibration DamperRG8018 –UN–15JAN993. Check vibration damper radial runout by positioning adial indicator (A) so probe contacts damper outerdiameter.4. With engine at operating temperature, rotate crankshaftusing either JDE83 or JD81-1 Flywheel Turning Tool.5. Note dial indicator reading. If runout exceedsspecifications given below, replace vibration damper.SpecificationVibration Damper—MaximumRadial Runout.............................................................1.50 mm (0.060 in.)Check RunoutRG7508 –UN–23NOV97RG,RG34710,5585–19–16JAN02–1/140-3 110306PN=96