26
Owner’s Manual for Generator
Maintenance
*
Replace primary air cleaner when filter minder gauge shows a vacuum of 25 in. H
2
O.
** If not using John Deere Plus 50 II engine oil, the interval must be decreased to every 250 hours.
Table 4-1. Basic Maintenance Schedule
Item
Daily
100 Hrs.
(Break-In
Period
Only)
Every
250
Hrs.
Every
500
Hrs./12
Months
Every
1000
Hrs.
Every
3000
Hrs./36
Months
As
Required
Check Oil Level
Check Coolant Level
Check Fuel Level
Check Tire Pressure
Check All Electrical Connections
Inspect Radiator Fins For Debris, Clean As
Required
Check Fuel Filter/Water Separator Bowl
Check Air Cleaner Filter Minder Gauge
*
Perform Visual Walkaround Inspection
Check Oil Vapor Recirculation System/Non-
Return Valve
Change Engine Oil and Replace Oil Filter
**
Replace Oil Vapor Recirculation Filter
Service Battery
Replace Fuel Filter Elements
Check Engine Mounts
Check Air Intake Hoses, Connections, and
System
Check Engine Electrical Ground Connection
Check Automatic Belt Tensioner and Belt
Wear
Check Cooling System
Lubricate Leveling Jack(s)
Check Generator Drive Plate Torque (see
Checking Generator Drive Plate Torque
)
Replace OVR filter
Replace oil filter
Replace air filter
Replace primary fuel filter
Replace fuel filter final
Replace fan belt
Test Thermostats
Replace Air Cleaner Elements
Replace Alternator and Fan Belts
Check Fuses