Mitsubishi S6R2 Operation & Maintenance Manual page 74

Chapter 7 MAINTENANCE SCHEDULE
Every 4 years
Every 8 years
*1 If it is not a item supplied from Mitsubishi Heavy Industries, maintain the part following the manufacture's opera-
tion manual as required.
*2 Items require special tools or large equipment. For the servicing of those items, contact a dealer of Mitsubishi
Heavy Industries, Ltd.
7-8
Table 7-2 Periodic Maintenance Chart for Emergency Engine
Interval and service item
Top End of the Engine - Overhaul
Remove the cylinder head, and inspect and service the combustion cham-
bers.(If the abnormalities of first and second cylinders are found, inspect all
cylinders. )
Checking Oil Cooler for Contamination, Clogging and Leakage
Checking Oil Pump for Discoloration and Other External Defects
Governor Oil Filter - Change
Fuel Tank - Clean *1
Fuel Injection Pump - Inspect and Test (Replace parts as necessary)
Governor - Inspect and Test (Replace parts as necessary)
Radiator Fins - Check and Clean
Rubber Hose - Replace
Air Cleaner Element - Clean, Check and Replace
Protective Devices - Repair or Replace *1
Oil pressure gauge, coolant temperature gauge, oil temperature gauge,
exhaust temperature gauge, tachometer
Engine - Major Overhaul
Disassemble engine, clean, check and change major parts.
Damper - Replace
Oil Pump - Repair or Replace
Fuel Injection Nozzle - Nozzle Tip Replacement
(Check the spray condition and adjust the fuel injection pressure after
replacement)
Rubber Parts and O-rings - Replace
Unit Seal and Oil Seal of Water Pump - Replace
Turbocharger - Disassemble and Inspect
Aircooler - Disassemble and Clean
Vibration-isolating Rubber - Repair or Replace *1
Couplings - Repair or Replace *1
Protective Devices - Repair or Replace *1
Protective Devices - Repair or Replace *1
Stop Solenoid - Inspect or Replace
Ball Tap of Water Tank - Repair or Replace *1
Other Consumables - Replace
*1
*1
Refer-
ence
page
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8-15
8-6
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8-18
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8-21
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