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TM 5-4320-305-24
2-35. TEST/REPLACE ALTERNATOR, ALTERNATOR V-BELT PULLEY, AND FAN (Continued)
9 Check shaft (1) for free rotation.
10 Install alternator V-belt and adjust in accordance with paragraph 2-24.
11 Install V-belts and adjust V-belt tension in accordance with paragraph 2-24.
12 Connect alternator wires in accordance with paragraph 2-15.
OPERATIONAL CHECK:
WARNING
Touching exhaust system during test can cause severe burns.
CARBON MONOXIDE (EXHAUST GAS) CAN KILL YOU
Exposure to exhaust gases produces symptoms of headache,
dizziness, loss of muscular control, drowsiness, or coma. Brain
damage or death can result from severe exposure.
Fumes from engines become concentrated with poor ventilation.
Operate engine in a ventilated area only.
While running engine, be alert for fumes. If someone is overcome,
expose to fresh air, keep warm and still; give artificial respiration if
needed. Seek medical attention. Administer oxygen, if available.
GOOD VENTILATION IS THE BEST DEFENSE AGAINST
EXHAUST POISONING.
1 Start engine. Charging indicator light on control panel should light briefly, then go off indicating zero or a positive
current flow.
2 If charging indicator light stays on, a negative current flow is indicated; check batteries and electrical system
(paragraphs 2-13 and 2-15).
3 If battery and electrical systems are operating properly, replace alternator.
4 If condition still exists, recheck batteries and electrical system, then replace charging indicator light in accordance with
paragraph 2-16.
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