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TM 9-2350-398-24
3-2. QUICK GUIDE TO TROUBLESHOOTING.
ITEM
SYMPTOM
PARAGRAPH
ENGINE STARTER DOES NOT TURN - HIGH
CURRENT DRAW - OR TURNS SLOWLY.
para 3-3a(1)
STARTER WILL NOT ENGAGE FLYWHEEL.
para 3-3a(2)
ENGINE WILL NOT START WHEN
para 3-3a(3)
CRANKED.
ENGINE MISFIRES.
para 3-3a(4)
ENGINE POWER IS LOW.
para 3-3a(5)
OIL PRESSURE IS LOW.
para 3-3a(6)
OIL PRESSURE IS HIGH.
para 3-3a(7)
EXHAUST IS BLUE AND OIL CONSUMPTION
IS EXCESSIVE.
para 3-3a(8)
EXHAUST IS BLACK AND SMOKY, AND
para 3-3a(9)
FUEL CONSUMPTION IS EXCESSIVE.
TAPPING OR CLICKING SOUND IS
para 3-3a(10)
COMING FROM CYLINDER HEAD.
METALLIC KNOCKING, CLICKING, OR
para 3-3a(1 1)
POUNDING IS COMING FROM CRANK-
CASE OR CYLINDER HEAD.
ENGINE COMPRESSION IS LOW.
para 3-3a(12)
VALVES ARE STICKING.
para 3-3a(13)
ALTERNATOR
BATTERIES ARE UNDERCHARGED
para 3-3b(1)
AND
CHARGING
BATTERIES ARE OVERCHARGED
para 3-3b(2)
CIRCUIT
(indicated by high water usage).
ALTERNATOR OUTPUT IS LOW.
para 3-3b(3)
ALTERNATOR IS NOISY.
para 3-3b(4)
3-2
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