Mitsubishi S6R Series, Operation & Maintenance Manual

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7-7
Chapter 7 MAINTENANCE SCHEDULE
Every one year
Cooling system
Water Pump - Inspect *2
Solenoid Valve and Pressure Reducing Valve of the Cool-
ing System - Inspect, Disassemble and Clean *1
*2
Strainer (Including With Ball Tap) of Cooling Water -
Inspect, Disassemble and Clean *1
*2
Coolant Properties (When Only Soft Water is Used) -
Inspect
(Change coolant according to the analysis results)
*2
Air intake system Air Cleaner Element - Clean, Check and Replace *1 8-21
Electrical system
Starter - Inspect 8-24
Alternator - Inspect 8-24
Specific Gravity of Battery Electrolyte - Check *1 8-23
Air Heater - Inspect -
Air starter
system
Air Strainer - Drain Water and Clean 8-25
Air Tank - Inspect Safety Valve Operation 8-26
Air Starter Valve - Inspect *2
Solenoid Valve and Pressure Reducing Valve - Inspect
and Clean
*2
Air Distribution Valve - Inspect *2
Air Compressor Belt Tension - Inspect *2
Auxiliary Devices Operation - Check *1
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.
*2
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.
*2
Every 2 years
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. 8-12
Fuel Filter - Replace 8-9
Water Separator Element - Replace *1 8-7
Gauze Filter - Clean 8-8
Fuel Control Link Ball Joint - Inspect
(Replace parts as necessary)
8-10
Coolant - Change 8-16
Thermostat - Inspect *2
Turbocharger - Inspect 8-19
Exhaust Muffler - Drain Water *1 8-19
Air Compressor Overhaul (Air motor type or direct inlet type) *2
Table 7-2 Periodic Maintenance Chart for Emergency Engine
Interval and service item
Refer-
ence
page