7-5
Chapter 7 MAINTENANCE SCHEDULE
Every one year
Basic engine
Belt and Belt Tension - Inspect and Adjust
8-2
Bolts and Nuts on the Engine - Check and Retighten
*2
Valve Clearance - Inspect and Adjust
(Check valve mechanism at the same time.))
*2
Inspecting the Vibration-isolating Rubber *1
*2
Foundation Bolts - Inspect *1
*2
Couplings - Inspect or Replace
*2
Fuel system
Fuel Tank - Drain Water
*1
8-5
Water Separator - Drain Water*1
*2
Fuel Filters (Wire-element Type) - Drain Water
8-7
Fuel Injection Nozzle Spray Condition and Spray Pres-
sure - Inspect and Adjust
*2
Fuel Injection Timing - Inspect and Adjust
*2
Fuel Pipe - Inspect
8-10
Engine
lubricating
system
Oil Pipe - Inspect
8-14
Engine Oil Properties - Analyze
*2
Engine Oil Pressure (Maintenance operation) - Inspect
and adjust
*2
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, Disisassemble and clean *1
*2
Coolant Properties (when only soft water is used) -
Inspect (change coolant according to the analysis results)
*2
Electrical system
Starter - Inspect
8-20
Alternator - Inspect
8-20
Specific Gravity of Battery Electrolyte - Check
*1
8-19
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, etc.
*2
Auxiliary Devices Operation - Eheck
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
Table 7-2 Periodic Maintenance Chart for Emergency Engine
Interval and service item
Refer-
ence
page
