
68
MicroController Control System
Troubleshooting
PROBLEM 15
Incorrect line contactor operation.
POSSIBLE CAUSE
Wiring defect; Line contactor defect; Logics defect.
Disconnect the battery. Check for free
mechanical movement of contactor tips
Movement OK
Movement not free
Connect the battery. Key switch ON.
Measure voltage between coil terminal
X and Y.
48 Volts
Other Voltage
Repair or replace wire.
Replace contactor.
Replace contactor.
Содержание B20S-3
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