9MAINTENANCE
ENGLISH
SERVICE INTERVALS
Observe the following for service and maintenance.
The lubricating oil change intervals listed in the table below are for Class CF lubricating oil of API classification with a
low-sulfur fuel in use. If the CF-4, CG-4, CH-4 or CI-4 lubricating oil is used with a high-sulfur fuel, change the lubri-
cating oil at shorter intervals than recommended in the table below depending on the operating condition. (approxi-
mately half)
Interval Item
Ref. page
Every 50 hours Check of fuel pipes and clamp bands 13 @
See NOTE Change of engine oil 14 to 16
Every 100 hours
Cleaning of air cleaner element 20 *1 @
Cleaning of fuel filter 13
Check of battery electrolyte level 21
Check of fan belt tightness 22
Draining water separator -
Every 200 hours
Check of radiator hoses and clamp bands 18
Replacement of oil filter cartridge
(oil pan depth: 90 mm (3.54 in.))
16
Check of intake air line - @
Every 400 hours
Replacement of oil filter cartridge
(oil pan depth: 124 mm (4.88 in.))
16 @
Cleaning of water separator -
Every 500 hours
Removal of sediment in fuel tank -
Cleaning of water jacket (radiator interior) 17 to 19
Replacement of fan belt 22
Every year
Replacement of air cleaner element 20 *2 @
Check of damage in electric wiring and loose
connections
22
Every 800 hours Check of valve clearance 24
Every 1500 hours Check of fuel injection nozzle injection pressure - *3 @
Every 3000 hours Check of injection pump - *3 @
Every two years
Change of radiator coolant (L.L.C.) 18 to 19
Replacement of battery 21
Replacement of radiator hoses and clamp bands 18
Replacement of fuel pipes and clamp bands 13 *3 @
Replacement of intake air line - *4 @
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