Mitsubishi S6B Operation & Maintenance Manual page 64

Chapter 7 MAINTENANCE SCHEDULE
Every 1 year
7-6
Table 7-2 Periodic maintenance chart for emergency engine
Interval and Service item
Oil pipe - Inspect
Engine
Engine Oil Properties - Analyze
Lubricating sys-
tem
Engine Oil Pressure (Maintenance operation) - Inspect
and Adjust
Water pump - Inspect
Electromagnetic Valve and Pressure Reducing Valve of
the Cooling System - Inspect, Disassemble and Clean
Strainer (including with/ball tap) of Cooling Water -
Cooling system
Inspect, Disassemble and Clean
Coolant Properties (when only soft water is used) -
Inspect (Change coolant according to the analysis
results)
Air cleaner element - Clean, Check and Replace
Air intake system
Pre-cleaner - Clean, Inspect and Replace
Starter - Inspect
Alternator - Inspect
Electrical system
Specific gravity of battery electrolyte - Check
Air Heater - Inspect
Air strainer - Drain water and Clean
Air tank - Inspect safety valve operation
Air starter valve - Inspect
Air starter sys-
Electromagnetic Valve and Pressure Reducing Valve -
tem
Inspect and Clean
Air distribution valve - Inspect
Air compressor belt tension - Inspect
Protection devices operation - Inspect
High coolant temperature, low oil pressure, overspeeding, starting failure,
water supply failure, undervoltage, overvoltage, overcurrent, low coolant
level in tank, low fuel level in tank, low air pressure in tank, etc.
Auxiliary devices operation - Check
Engine control, fuel transfer pump, governor motor, room ventilating fan,
solenoid, storage pump, water tank ball tap, water heater, oil heater, oil prim-
ing pump, etc.
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8-12
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8-17
8-16
8-19
8-19
3-6
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8-20
8-20
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