Generator Produces Zero Voltage Or Residual Voltage (5-12 Vac); No Battery Charge Output - Guardian 4270 Diagnostic Repair Manual

Problem 2 - Generator Produces Zero Voltage or Residual Voltage (5-12 VAC)
E
TEST 11 -
BAD
CHECK ROTOR
ASSEMBLY
REPAIR
OR
REPLACE
INSULATION
RESISTANCE
BAD
TEST PAGE 14
TEST 15 -
CHECK
BATTERY
CHARGE
OUTPUT
GOOD
FINISHED
(continued)
TEST 4 -
PERFORM FIXED
EXCITATION /
G
ROTOR AMP
DRAW
F
(PERFORM BOTH TEST 7 & 8)
TEST 7 - TEST
STATOR DPE
WINDING
GOOD
Problem 3 - No Battery Charge Output
TEST 16 -
CHECK
BAD
BATTERY
CHARGE
RECTIFIER
BAD
REPLACE
INSULATION
RESISTANCE
GOOD
TEST PAGE 13
TROUBLESHOOTING FLOWCHARTS
CHECK VOM FUSES -
VERIFY AMP METER
FUNCTIONS
TEST 8 - CHECK
EITHER OR
SENSING LEADS /
POWER WINDINGS
GOOD
INSULATION
RESISTANCE
TEST PAGE 13
TEST 17- CHECK
BATTERY CHARGE
WINDING /
GOOD
BATTERY CHARGE
RESISTOR
REPAIR
OR REPLACE
REPAIR
OR
BAD
REPLACE
Section 6
REPLACE FUSES
- THEN RETEST
REPAIR
OR
BOTH BAD
REPLACE
BAD
BAD
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