41
Problem
Suspected cause
Action
White smoke comes
out from muffler
1. Too much or too little oil to cylinder.
2. Water is interfused in fuel line.
3. Fuel injection nozzle is defective.
4. Coolant temperature is too low.
5. Engine thermostat is defective.
1. Ask our distributor to repair.
2. Drain water in water
separator, fuel filter or fuel
tank.
3. Ask our distributor to repair.
4. Warm-up driving is needed.
5. Ask our distributor to repair.
Voltage value does
not change
1. Controller is defective.
2. AVR is defective.
3. Disconnected circuit, loose terminal or
departed.
4. Initial exciter is defective.
5. Alternator is defective.
6. AVR protective device operation.
1. Ask our distributor to repair.
2. Ask our distributor to repair.
3. Ask our distributor to repair.
4. Ask our distributor to repair.
5. Ask our distributor to repair.
6. Replace AVR fuse.
The voltage does not
rise to the rated
voltage
1. Controller is defective.
2. AVR is defective.
3. Voltage regulator dial is defective.
4. Frequency is low.
1. Ask our distributor to repair.
2. Ask our distributor to repair.
3. Ask our distributor to repair.
4. Ask our distributor to repair.
The voltage value
exceeded the rated
voltage
1. Controller is defective.
2. AVR is defective.
3. Improper load cable connection.
1. Ask our distributor to repair.
2. Ask our distributor to repair.
3. Correctly set the connection
location to the output
terminal.
The voltage drops
drastically when
connecting to load
1. AVR is defective.
2. Unbalanced loads sharing to each terminal.
3. The current of the used equipment exceeds
the rated current.
Loads total exceeds the rated current.
4. Over load.
5. AVR protective device operation.
6. Frequency selector is wrong setting.
1. Ask our distributor to repair.
2. Balance the loads sharing to
each terminal.
3. Change to a device with an
available capacity.
4. Decrease the loads to meet
the rated output.
5. Replace AVR fuse.
6. Set to properfrequency.
Cannot turn the
breaker to ON
1. The breaker positions at between ON and
OFF.
2. Short circuit on the load.
3. Earth Leakage Relay operates.
1. Once turning the lever to
OFF, turn it to ON.
2. Check the load circuit.
3. Repair the earth leakage
location.
Controller does not
turn on
1. Battery output is weak.
2. Battery is deteriorated.
3. Battery terminal is OFF or loose.
4. Battery terminal is corroded.
5. Fuse is blown.
6. Disconnected circuit, loose terminal or
departed.
7. Controller or Power Switch is defective.
1. Check/ battery liquid/ or
Charge.
2. Change battery.
3. Fix/Tighten terminal.
4. Clean terminal.
5. Check/Change fuse.
6. Ask our distributor to repair.
7. Ask our distributor to repair.
Summary of Contents for DG25MK
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Page 45: ...42 1 400 440V 13 Generator Circuit Diagram...
Page 46: ...43 2 200 220V...
Page 47: ...44 14 Engine Electrical Circuit Diagram...
Page 48: ...2019...
