Generator Troubleshooting (Chart) - Westerbeke 8.0KW - 60Hz Operator's Manual

BT GENERATOR TROUBLESHOOTING CHART
NOTE:
WESTERBEKE recommends that the following generator tests
and adjustments be peiformed by a qualified technician.
1. LOW VOLTAGE 60-100 VOLTS AC
COMPONENT CHECKS:
F
SELECTOR SWITCH
(6 Stud Models)
B
ROTOR COMPONENTS
B2. EXCITER ROTOR DIODES
83. ROTOR FIELD WINDING
B1. EXCITER ROTOR WINDlNG(S) a,b,c.
A
1-1+2 EXCITER STATOR WINDING(S).
2. NO AC VOLTAGE OUTPUT
MAIN STATOR, ROTOR COMPONENTS. TRANSFORMER
COMPONENT CHECKS:
C
1+2 MAIN STATOR WINDING
B
4 POSI RESISTOR
B
2 DIODES (4-6 OPENISHORTED)
D
1+2 COMPOUND TRANSFORMER WINDING
B
3 ROTOR FIELD WINDING
3. RESIDUAL VOLTAGE EXCITER CIRCUIT FAULTY
COMPONENT CHECKS:
A
1-1+2 EXCITER STATOR WINDING(S)
G
BRIDGE RECTIFIER
D
3 TRANSFORMER AUX. WINDING
C
3 MAIN STATOR AUX. WINDING
F
SELECTOR SWITCH
CIRCUIT CONNECTIONS (trom the Transformer Aux. winding to the
connections on the Bridge
Rectifier)
Engines
&
Generators
44