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Periodic Maintenance Chart for Regular Use Engine
Every 50 service hours or
every month
First 50 service hours for
a new or overhauled
engine
Every 250 service hours
First 250 service hours
for a new or overhauled
engine
Every 2000 hours
Every 4000 service hours
Table 7-1 Periodic Maintenance Chart for Regular Use Engine
Interval and Service item
Fuel Tank - Drain
Water*1
Water Separator - Drain
Bolts and Nuts on the Engine - Retighten
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.
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.
Fuel Tank - Drain Water
Valve Clearance - Inspect and Adjust
(Check valve mechanism at the same time.)
Fuel Injection Timing - Inspect and Adjust
Fuel Injection Nozzle - Nozzle Tip Replacement
(Check the spray condition and adjust the fuel injection pressure after
replacement)
Checking Movement of the Rack (During Operation) of the Fuel Injection
Top End of the Engine - Overhaul
Remove the cylinder head, and inspect and service the combustion cham-
bers.
Damper - Inspect
Protection Devices Operation - Inspect
Unit Seal and Oil Seal of Water Pump - Replace
Checking LLC Concentration Level in the Coolant
Chapter 7 MAINTENANCE SCHEDULE
Water*1
*1
(Replace Parts as Necessary) *1
Refer-
ence
page
8-6
8-7
*2
8-12
8-12
*2
8-9
8-7
8-8
8-2
8-6
*2
*2
*2
*2
8-11
8-15
*2
8-19
8-4
8-24
*2
*2
*2
7-3
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- Table 12-1 Main Specifications
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