Westerbeke 3.5 SBCG - SBCG Description and Troubleshooting; Troubleshooting Chart

SBCG DESCRIPTION and TROUBLESHOOTING
REFER ALSO TO THE SPECIFICATION PAGE
BRUSHLESS CAPACITOR
GENERATOR
Engine RPM at 2200
generator turns at
3600 (60Hz) 3000 (50Hz)
60Hz 120 Volts 30.Ampsjor SBCG
50Hz 230 Volts 15 Amps for SBCG
TROUBLESHOOTING CHART
Refer to the following page for the BCG Internal Wiring
Schematic and the BCG Winding Resistances.
CAUSE
No AC Output Voltage
Residual Voltage
Line • Neutral at
No Load (6·8 VAC)
Low AC Output
Voltage 60 -100 Volts
AC Voltage Drop with
Inductive Load
FAULT
1. Shorted Stator.
2. Open Stator.
3. Shorted Rotor Diode.
4. Shorted Rotor Thermister.
5. Shorted Rotor Capacitor.
6. Open Rotor Diode.
1. Faulty Capacitor.
2. Open Exciter Winding.
3. Shorted Exciter Winding.
1. Faulty Rotor Diode.
2. Faulty Rotor Winding.
3. Faulty Exciter Capacitor.
1. Faulty Rotor Diode.
2. Faulty Exciter Capacitor.
3. Amperage Overload.
NOTE: It would be important to inspect the pulley and drive
belt under the generator base frame.
120V/60Hz
AC
·CIRCUIT
BREAKER
AC OUTPUT CONNECTIONS DIAGRAM
GREEN 1'0 STARTEIIllROUNIJ
AC ~___:c:.;.;;.;,;;;__--,
...O,...J---::8::-:LA:-:::CK::o;- .. .......,
22DV·SOHZ
23DV/50Hz
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