Multiquip DA7000WGH Engine and Generator Troubleshooting Continued, Symptom, Possible Problem

TROUBLESHOOTING (ENGINE AND GENERATOR)

Table 9. Engine and Generator Troubleshooting (Continued)

SYMPTOM	POSSIBLE PROBLEM	SOLUTION
Engine starts and "Idle	Defective Engine Regulator?	Replace Regulator.
Control Switch" is in
OFF position. Engine	Defective Wiring?	Repair or Replace Wiring.
speed rises and battery
discharges too soon.
Engine starts and "Idle	Defective Alternator?	Repair or Replace Alternator.
Control Switch" is in
OFF position. Engine	Damaged Alternator Bearing?	Replace Alternator Bearings.
speed rises and engine
seems overloaded.
Engine starts and "Idle
Control Switch" is in
OFF position. Engine	Bad Engine Installation?	Repeat Installation of of Engine.
speed rises and engine
has large vibrations.
overload.
Engine starts and "Idle	Loose Engine Parts?	Check All Engine Parts For Tightnes.
Control Switch" is in
	Defective Alternator?	Check Alternator for Damaged Bearing or
OFF position. Engine
		Loose Clamping Bolts.
speed rises and engine
	Defective Enclosure?	Check Enclosure Bolts for Tightness.
has abnormal noise.
Engine starts and "Idle	Defective Idle Control Device?	Repair or Replace Idle Control Device.
Control Switch" is in OFF
	Defective Idle Control Switch?	Replace Idle Control Switch.
position. Engine speed
	Defective Solenoid?	Replace Solenoid.
rises and remains at high
speed when Idle Control
switch is placed in the ON	Defective Relay?	Replace Relay.
position.

PAGE 56 — DA7000 SERIES GENERATORS• OPERATION AND PARTS MANUAL — REV. #5 (01/20/11)