Mitsubishi S16R-Y1PTA Operation & Maintenance Manual page 63

Chapter 7 MAINTENANCE SCHEDULE
Every 4 years
Every 8 years
*1 It is not a item supplied from Mitsubishi Heavy Industries, Ltd., however, please maintain the part regularly to use
the engine securely and effectively.
*2 Items require special tools or large equipment. For the servicing of those items, contact a dealer of Mitsubishi
Heavy Industries, Ltd.
7-6
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
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
Rubber hose - Replace
Air cleaner element - Clean, Check and
Instruments - 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
Air cooler - Disassemble and Clean
Vibration-isolating rubber - Repair or Replace*1
Couplings - Inspect or Replace*1
Governor mortor - Repair or Replace*1
Air ventilation fan of the room - Repair or Replace*1
Stop solenoid - Inspect or Replace
Ball tap of water tank - Repair or Replace*1
Other consumables - Replace
Clean*1
Replace*1
Refer-
ence
page
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8-5
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8-15
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8-17
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