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DA7000 SERIES GENERATORS • OPERATION AND PARTS MANUAL — REV. #5 (01/20/11) — PAGE 55
TROUBLESHOOTING (ENGINE AND GENERATOR)
Table 9. Engine and Generator Troubleshooting
SYMPTOM POSSIBLE PROBLEM SOLUTION
Engine fails to start and
starter does not rotate.
Dead Battery? Replace Battery.
Defective Starter Switch? Replace Switch.
Defective Starter? Replace Starter.
Fuse F5 Burned Out? Replace Fuse.
Engine fails to start and
starter rotates.
Broken Pre-Heat Circuit?` Check Pre-Heat Circuit.
No Fuel? Add Fuel.
Defective Wiring? Check Wiring.
Engine starts "Idle
Control Switch" is
in OFF position and
engine remains at low
speed.
Defective Idle Control Switch? Replace Switch.
Idle Control Switch is in ON position? Set Switch to OFF Position.
Clogged Fuel Strainer? Clean or Replace.
Clogged Air Cleaner? Clean or Replace.
Defective Idle Control Device? Replace.
Disconnected Wiring? Check and Repair Wiring.
Engine starts and "Idle
Control Switch" is in
OFF position. Engine
speed rises and no
voltage is present in AC
power source.
No Voltage Present in AC Power source Replace Rectifi er (RE1).
Defective Rotor? Replace Rotor.
Defective Voltmeter? Replace Voltmeter.
Disconnected Wiring? Check and Repair Wiring.
Layer Short-Circuit in armature winding? Replace Armature.
Engine starts and "Idle
Control Switch" is in
OFF position . Engine
speed rises and AC
power voltage is too low
or cannot be used.
Defective Circuit Breaker (Protector)? Replace Circuit Breaker (Protector).
Layer Short-Circuit, Broken Wires In
Armature Winding?
Repair or Replace Armature.