CASE CONSTRUCTION 1107EX - Alternator - Troubleshooting

8-TROUBLESHOOTING
Alternator-Troubleshooting
Problem
PossibleCauseCorrection
Notrecharged
Rechargecircuitinterrupted(warninglamp,
fuse,connector,etc.)
Checktheconnectionsoftherechargecir-
cuit,cleanandtightenthealternatorand
batteryterminals
Voltageregulatorinefcient
Replacealternator
RotorwinderinterruptedReplacealternator
WornbrushesReplacealternator
RechargeinsufcientSlackenedfanbeltSupplythecorrecttension
Voltageregulatorfaulty
Replacealternator
Excessivewearofrotorringsorbrushes
Replacealternator
Short-circuiteddiodes
Replacealternator
Short-circuitedstatorwindersorrotor
winder
Replacealternator
ExcessiverechargeLoosecircuitconnections
Checktheconnectionsofbatteryterminals,
startermotorterminalsandalternator
Voltageregulatorinefcient
Replacealternator
GroundconnectionfaultyCheckconnectionsforleaks
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