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Operation and Maintenance Manual for PowerKit 6M16 Series
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5.2.17 Charging current unstable
Cause
Troubleshooting
(1)
The coil of stator or rotor is about to open circuit or short
circuit
Repair or replace
(2)
Poor contact of electric brush
Repair
(3)
Loose or poor contact of terminal
Repair
(4)
Voltage regulator is damaged
Repair
(5)
Improper voltage regulation
Check and adjust
5.2.18 The battery is overcharged by alternator
Cause
Troubleshooting
(1)
Short circuit in battery
Repair or replace
(2)
Regulator voltage is too high
Repair or adjust
(3)
Poor grounding of regulator
Repair
(4)
Regulator contact failure or contaminated, or the voltage
coil or resistor wire is disconnected
Repair or replace
5.2.19 Alternator has abnormal sound
Cause
Troubleshooting
(1)
Improper alternator installation
Repair
(2)
Rotor has come into contact with stator
Repair or replace
(3)
Bearing is damaged
Replace the bearing
(4)
Short circuited rectifier
Replace
(5)
Short circuited stator coil
Repair or replace