Troubleshooting (Generator) - MULTIQUIP GA6HR Operating Manual

symptom
Low voltage
Low voltage. Engine speed normal
3650 RPM (unloaded), 2500 RPM
(idle)
Voltage output too high.
Voltage output too high. Engine speed
normal 3650 RPM (unloaded), 2500
RPM (idle)
Circuit breaker will not turn on "NO
LOAD"
Voltage output too high. Engine speed
normal 3650 RPM (unloaded), 2500
RPM (idle)
Circuit breaker will not turn on "NO
LOAD"
Circuit breaker will turn on "LOADED"
but trips immediately.
Does not accelerate from low to high
"NO LOAD"
Does not accelerate from low to high
"LOAD ACTIVE"
Does not decelerate no"VOLTAGE
OUTPUT".
Does not decelerate but has
"VOLTAGE OUTPUT".
pAgE 38 — ga6HR/ga6HRS 60 hz gENERATOR• OpERATiON ANd pARTs mANuAl — REv. #0 (08/12/14)

TROublESHOOTING (GENERATOR)

Troubleshooting (generator )
possible problem
Engine speed too low?
AC voltmeter not working?
Control box internal wiring
malfunction?
Defective ignition coil?
Rotor winding malfunction?
Stator winding malfunction?
Leakage breaker malfunction?
Full power switch malfunction?
Engine speed too high?
Control box internal wiring
malfunction
Defective circuit breaker?
Control box internal wiring
malfunction
Defective circuit breaker?
Overload Condition?
Load circuit is shorted?
Stuck solenoid?
Bad Idle control switch?
Idle control switch malfunction?
Idle control device malfunction?
Control box interal wiring
defective?
Defective rotor windings?
Defective solenoid?
Defective idle control device?
Defective solenoid?
Control box wiring malfunction?
Defective solenoid?
Idle control device malfunction?
solution
Raise engine speed to rated RPM.
Replace Ac voltmeter.
Check control box wiring.
Check red and green ignition wires.
Replace ignition wires if necessary.
Check or replace rotor.
Check or replace stator.
Check or replace CB1.
Check full power switch and full power
switch circuit.
Lower engine speed to rated RPM.
Check control box wiring.
Replace circuit breaker.
Check control box wiring.
Replace circuit breaker.
Reduce load or replace breaker.
Check load circuit for short.
Check solenoid.
Check or replace idle control switch.
Check or replace idle control switch.
Check or replace idle control device.
Check control box wiring.
Check or replace rotor.
Check or replace solenoid.
Check or replace idle control device.
Check or replace idle control device.
Check control box wiring, replace any
defective components.
Check or replace solenoid.
Check or replace idle control device.