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TM 10-3930-671-24
6.
DRAIN WATER FROM FUEL FILTER(S)
Note: Some fuel filters are not equipped with a water
drain (See Fuel Filters, Section 5).
7.
ADJUST
IDLE
SPEED
TO
EQUIPMENT
MANUFACTURERS RECOMMENDATION
Repeat again at end of 500 hours.
EVERY 250 HOURS
1.
REPEAT DAILY & 50-HOUR SCHEDULES
Follow previous Instructions.
2.
CLEAN EXTERIOR OF ENGINE
Use steam if available, otherwise any good commercial
engine cleaner to wash down the engine.
CAUTION
Never allow cool water to come in
contact with the fuel injection pump
while the engine Is running! Injection
pump seizure may result.
3.
CHECK GLOW PLUGS
Inspect glow plug wiring.
4.
IF
DRY
REPLACEABLE
ELEMENT
AIR
CLEANER IS USED, REPLACE ELEMENT
5.
FIRST
250
HOURS
RECOMMEND
ADJUSTING VALVE TAPPET CLEARANCE
EVERY 400 HOURS
1.
REPEAT DAILY AND 50-HOUR SCHEDULES
Follow previous Instructions.
2.
FUEL SYSTEM (See fuel filters Section 5)
-Replace fuel filter element.
-Inspect mounting and gaskets.
-Check all connections for leaks.
1.
REPEAT DAILY 50 HOUR AND 250 HOUR
SCHEDULES
2.
COOLING SYSTEM
Clean radiator core by blowing out with compressed air.
-Inspect radiator mounting.
-Inspect water pump and connections for leaks.
-Check fan and accessory drive belts.
EVERY 500 HOURS
3.
ADJUST VALVE TAPPET CLEARANCE
Check and adjust intake and exhaust valve tappets to
following clearances at operating temperature.
MODEL
INTAKE
EXHAUST
TMD
0.36mm
0.46mm
(.014")
(.018’)
4.
SAFETY AND THERMAL CONTROLS
Inspect control wires and connections.
F-166
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