TM-9-2350-311-20-1
HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS
AUGUST 1994
TM-9-2350-311-20-1 - Page 107 of 1275
TM 9-2350-311-20-1
ITEM
SYMPTOM
PRIMARY
ALTERNATE
AIR CLEANER
BLOWER MOTORS FAIL TO OPERATE
BLOWER
WHEN VEHICLE IS IN DRIVE
MOTORS
ONE BLOWER MOTOR FAILS TO
OPERATE
BLOWER MOTORS FAIL TO STOP
WHEN VEHICLE IS PLACED IN
NEUTRAL
ALTERNATOR
ALTERNATOR FAILS TO CHARGE
BATTERIES; GAGE INDICATION:
NOT CHARGING, UNSTEADY OR
INACCURATE READING
GAGES
ENGINE WATER TEMP INDICATOR
NEEDLE FAILS TO MOVE OR
IS UNSTEADY; ALL OTHER GAGES
OPERATE PROPERLY
ENGINE LOW LEVEL COOLANT LIGHT
FAILS TO LIGHT WHEN PRESSED-TO-
TEST; ALL OTHER LIGHTS OPERATE
ENGINE LOW LEVEL COOLANT
LIGHT FAILS TO LIGHT WHEN
ENGINE COOLANT LEVEL IS LOW,
OPERATES WHEN PRESSED-TO-TEST
TRANSMISSION OIL TEMP
INDICATOR NEEDLE FAILS
TO MOVE OR IS UNSTEADY; ALL
OTHER GAGES OPERATE PROPERLY
TRANSMISSION OIL PRESSURE
INDICATOR NEEDLE FAILS
TO MOVE OR IS UNSTEADY; ALL
OTHER GAGES OPERATE PROPERLY
ENGINE OIL PRESSURE INDICATOR
FAILS TO OPERATE WITH ENGINE
RUNNING; ALL OTHER INSTRUMENTS
OPERATE
FUEL LEVEL INDICATOR NEEDLE
FAILS TO MOVE OR IS UNSTEADY;
ALL OTHER GAGES OPERATE
PROPERLY
Para 3-31(1)
None
Para 3-31(2)
None
Para 3-31(3)
None
Para 3-3m
None
M109A2/M109A3
Para 3-3n
M109A4/M109A5
Para 3-30(1)
None
Para 3-30(2)
Para 3-30(3)
Para 3-3p
Para 3-3q
Para 3-3r
Para 3-3s(1)
None
None
None
None
None
None
3-7
Back to Top
