Generac Power Systems GP Series Diagnostic And Repair Manual

Section 3 Troubleshooting Flowcharts
Diagnostic Repair Manual 29
Problem 2 – Generator Produces Zero Voltage or Residual Voltage (2-12 VAC) (continued)
Problem 3 – Excessive Voltage/Frequency Droop When Load is Applied
Problem 4 – No Battery Charge Output
TEST 4 -
PERFORM FIXED
EXCITATION /
ROTOR AMP
DRAW
TEST 9 - TEST
STATOR DPE
WINDING
CHECK VOLTMETER
FUSES - VERIFY AMP
METER FUNCTIONS
INSULATION
RESISTANCE
TEST PAGE 14
INSULATION
RESISTANCE
TEST PAGE 13
TEST 14 -
CHECK ROTOR
ASSEMBLY
REPAIR
OR
REPLACE
REPAIR
OR
REPLACE
BAD
GOOD
BAD
BAD
BAD
REPLACE FUSES
- THEN RETEST
G
E
F
TEST 15 -
CHECK LOAD
VOLTAGE &
FREQUENCY
TEST 16 - CHECK
LOAD WATTS &
AMPERAGE
TEST 2 - CHECK /
STEPPER MOTOR
CONTROL
GO TO PROBLEM 8
REDUCE LOAD
END TEST
GOOD
GOOD
BAD
OVERLOADED
NOT OVERLOADED
TEST 17 -
CHECK
BATTERY
CHARGE
OUTPUT
TEST 19 -
CHECK
BATTERY
CHARGE
RECTIFIER
TEST 9 - TEST
STATOR
INSULATION
RESISTANCE
TEST PAGE 13
REPAIR
OR
REPLACE
REPAIR
OR REPLACE
REPLACE
FINISHED
GOOD
GOOD
GOOD
BAD
BAD
BAD
BAD

Generac Power Systems GP Series Specifications

General

Brand	Generac Power Systems
Model	GP Series
Category	Portable Generator
Language	English