TM-9-2320-366-20-1
M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 1 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-1 - Page 262 of 1824
d1. ENGINE OVERHEATS (CONT)
KNOWN INFO
TEST OPTIONS
3.
NO
Is radiator fan shroud secure
and free from damage?
TM 9-2320-366-20-1
YES
Tighten radiator fan shroud
hardware or replace radiator
fan shroud (para 6-4).
2-142
Change 2
Coolant level OK.
Radiator core free of debris.
WATER TEMP gage OK.
Radiator OK.
Upper and lower coolant hoses
OK.
Radiator cap OK.
Radiator overflow tank and
hoses OK.
Cooling system pressure OK.
POSSIBLE PROBLEMS
Faulty radiator fan shroud.
Faulty water pump.
Faulty thermostat.
Faulty fan clutch.
REASON FOR QUESTION
If damage is present, radiator
fan shroud is faulty.
Visual Inspection
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