John Deere CD4039DF008 - Manual (Page 44)

Maintenance
DPSG,CD03523,26 –19–09JUL99–1/1
MAINTENANCE INTERVAL CHART
Item 10 H / 500 H 1000 H / 2000 H / 2500 H / As
daily 1 year 2 years 3 years required
Check engine oil and coolant level •
Check air filter restriction indicator a •
Change engine oil and filter b •
Replace fuel filter element •
Check belt tension and automatic tensioner c • •
Check and adjust valve clearance d • •
Clean crankcase vent tube
•
Check air intake hoses, connections and system
•
Check vibration damper (6 cyl.) e •
Check engine speed and speed droop governor
•
Drain and flush cooling system f • •
Drain water and sediment from fuel filter
•
Clean filter element (see note a) •
Test thermostat and injection nozzles (see your dealer) g •
a Clean air filter element when restriction indicator is red. Replace filter element after 6 cleanings or once a year.
b Change oil and filter after the first 100 hours of operation, then every 500 hours thereafter. Change oil and filter at least once a year.
c Check belt tension every 500 hours on 300-Series engines and on POWERTech engines with manual tensioner. Check automatic belt
tensioner every 1000 hours/1 year on POWERTech engines when equipped.
d Have your authorized servicing dealer or engine distributor adjust valve clearance as follows. After the first 500 hours of operation then every
1000 hours thereafter on 300-Series engines. Every 2000 hours on POWERTech engines.
e Have your authorized dealer or engine distributor replace the vibration damper every 4500 hours/5 years.
f Drain and flush cooling system every 2500 hours/3 years when John Deere COOL-GARD coolant is used. Otherwise every 2000
hours/2 years.
g Contact your dealer when thermostat or injection nozzles are suspected to be defective. Replace injection nozzles every 5000 hours and
thermostat every 10000 hours.
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