7-2
Chapter 7 MAINTENANCE SCHEDULE
Periodic Maintenance Chart for Regular Use Engine
Table 7-1 Periodic Maintenance Chart for Regular Use Engine
Interval and service item
Refer-
ence
page
Every 50 service hours or
every month
Fuel Tank - Drain Water
*1
8-5
Water Separator - Drain Water *1
-
Fuel Filters (Wire-element Type) - Drain Water
8-7
First 50 service hours for
a new or overhauled
engine
Bolts and Nuts on the Engine - Retighten
*2
Engine Oil, Oil Filter and Bypass Oil Filter - Replace
It is recommended to check the engine oil characteristics at the same time.
The oil filters must be replaced when the filter alarm lights.
8-11
Every 250 service hours
Engine Oil, Oil Filter and Bypass Oil Filter - Replace
It is recommended to check the engine oil characteristics at the same time.
The oil filters must be replaced when the filter alarm lights.
8-11
First 250 service hours
for a new or overhauled
engine
Valve Clearance - Inspect and Adjust
(Check valve mechanism at the same time.) )
*2
Every 1000 service hours
Inside of Fuel Filters (Wire-element Type) - Clean
8-7
Fuel Filter - Replace
8-8
Water Separator - Inspect and Replace *1
-
Gauze Filter - Clean
8-6
Belt and Belt Tension - Inspect and Adjust
8-2
Every 2000 hours
Fuel Tank - Drain Water
(Replace parts as necessary) *1
8-5
Valve Clearance - Inspect and Adjust
(Check valve mechanism at the same time.) )
*2
Fuel Injection Timing - Inspect and Adjust
*2
Fuel Injection Nozzle - Nozzle Tip Replacement
(Check the spray condition and adjust the fuel injection pressure after
replacement)
*2
Checking Movement of the Rack (During Operation) of the Fuel Injection
Pump (Including the Governor)
*2
Fuel Pipe - Inspect
8-10
Oil Pipe - Inspect
8-14
Every 4000 service hours
Top end of the Engine - Overhaul
Remove the cylinder head, and inspect and service the combustion cham-
bers.
*2
Turbocharger - Inspect
8-18
Damper - Inspect
8-3
Starter - Inspect
8-20
Protection System - Inspect
*2
Unit Seal and Oil Seal of Water Pump - Replace
*2
Checking LLC Concentration Level in the Coolant
*2
