Symptoms Possible Cause Corrective Actions
Starter motor does not
start
1. Weak Battery
2. Dead Battery
1. Recharge Battery
2. Replace Battery
Engine does not start 1. Fuel lever to CLOSE
2. Insufficient Fuel
3. Water or contaminants in fuel
4. Fuse burnt
1. Fuel lever to OPEN
2. Replenish fuel
3. Drain water or clean fuel tank and
fuel strainer
4. Repair
Engine starts, but stalls
immediately
1. Insufficient oil
2.High Water Temperature,
Insufficient coolant/water
3. Unable to charge
1. Replenish oil
2. Replenish coolant/water
3. Repair
Welding Arc is weak 1. Output selector switch positions
to 『Eco』or 『Dual』
2. Frequency Switch is to 『50Hz』
3. Wrong current adjustment dial
position
4. Poor contact of cables
5. Improper Cable Diameter
6. Poor Contact to material
7. Dual Use
8. Engine output is down
9. Exceeding Duty Cycle (the
warning lamp blinks)
1. Turn to 『SINGLE』
2. Turn to 『60Hz』
3. Turn the dial clockwise
4. Connect securely
5. Change cables according to
『Selection – Welding Cable』
6. Connect securely
7. Stop using AC Power
8. Keep 60% duty cycle
9. Wait until the equipment cools down
(the lamp to OFF)
Excessive Welding Arc 1. Output selector switch is to
『SINGLE』
2. Wrong current adjustment dial
position
1. Turn to 『ECO』 or 『DUAL』
2. Turn the dial
counterclockwise
No AC Output 1. The breaker (3-P or 1-P)
positions to 『OFF』
2. Output selector switch
positions to 『ECO』
1. Turn to 『ON』
2. Turn to『SINGLE』
or 『DUAL』
AC Output is Weak 1. Wrong Frequency
2. The power consumption of the
load exceeds the rated output
3. The rated current of the load
exceeds the rated output
4. Dual Use
1. Change to the load
frequency
2. Correspond the frequency
of the lever to the bus bars
3. Adjust according to
『OUTPUT LIMITATION』
4. Stop welding
Slow-Down does not
activate
1. Welding cables short circuit
2. The power consumption of the
load is 0.5A or below
1. Repair the short circuit
2. Turn the slow-down switch to
『OFF』
Engine does not stop 1. Stop Solenoid disorder
1.Turn the fuel lever to 『CLOSE』to
stop and repair
Black and white smoke
exhaust from muffler
successively
1. Overloaded use 1. Keep the duty cycle
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