Mitsubishi S12U User Manual

Chapter 5 PERIODIC MAINTENANCE CHART
5-14
Every 3000
service
hours
Valve clearance
Inspect and adjust (also inspect inside of rocker
chamber).
½
Fuel injection nozzles
Inspect and change nozzle tipes and adjust pres-
sure.
½
After 3000
services
hours or 2
years,
whichever
comes first
Fuel filter (wire-element) Clean inside. 6-3
Breather
Inspect and clean mist separator, and change
expendable parts.
½
Governor oil filter Change. ½
Air cleaner element Change. 6-17
Pre-cleaner Change. 6-18
Magnetic pickup
Inspect clearance with the flywheel, attachment
of foreign items on the tip, mounting nut tight-
ness, an open-circuit and connector disconnec-
tion.
½
Fuel system accumulator Refill with nitrogen gas. ½
After 6000
services
hours or 4
years,
whichever
comes first
Camshafts and tappets Inspect. ½
Crankcase
Inspect inside (remove the side cover for inspec-
tion).
Water pump
Change oil seals, unit seals and other expend-
able parts.
Damper
Check temperature with thermo label and check
for silicon oil leakage.
Turbocharger
Inspection of shaft and wheel for smooth rotation
and thrust for looseness.
Inspection of pipe clamps of
fuel lines, oil lines, instrument
pipes and starting air pipes
Inspection of interference and wear, and repair
rubber tape.
Flexible hoses Change.
Protection
device
Increasing cool-
ant tempera-
ture,
decreasing oil
pressure, over-
speed and
emergency
stop device
Inspect operation.
After 12000
service
hours or 4
years,
whichever
comes first
Flexible hoses Change.
Fuel system accumlator Change.
After 12000
service
hours or 2
years,
whichever
comes first
Coolant Change. 6-13
Table 5-3 Periodic maintenance chart for general-purpose power supply engine (2 / 5)
Service
interval
Service item Service contents Page
½

Mitsubishi S12U Specifications

General

Brand	Mitsubishi
Model	S12U
Category	Engine
Language	English