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Overheated 1. Engine thermostat is defective
2. Water temp sensor is defective
3. Water temp meter is defective
4. Fan belt tension is weak
5. Coolant is insufficient
6. Radiator core is clogged
1. Ask our distributor to repair
2. Ask our distributor to repair
3. Ask our distributor to repair
4. Check/Adjust fan belt
5. Check/Supply coolant
6. Clean radiator core
Black smoke comes out from
muffler
1. Air filter element is clogged
2. Fuel injection nozzle is defective
3. Improper fuel is used
1. Check/Change air filter
element
2. Ask our distributor to repair
3. Change to clean fuel
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
Pointer (hand) does not move in
voltage meter
1. Voltage meter is defective
2. AVR is defective
3. Disconnected circuit, loose
terminal or departed
4. Initial exciter is defective
5. Alternator is defective
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
Pointer (hand) does not goe
s up
to the rated voltage
1. Voltage meter is defective
2. AVR is defective
3. Voltage regulator dial is defective
4. Frequency is low
5. Frequency selector switch is set
wrong
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. Set the switch correct
Pointer exceeds the rated
voltage
1. Voltage meter is defective
2. AVR is defective
1. Ask our distributor to repair
2. Ask our distributor to repair
The voltage
drops drastically
when connecting to load
1. AVR is defective
2. Unbalanced loads sharing to
each terminal
3. Wrong frequency is used
4. Loads total exceeds the rated
current
5. Frequency selector switch is set
wrong
1. Ask our distributor to repair
2. Balance the loads sharing to
each terminal
3. Set the switch to the load
frequency
4. Decrease the loads to meet the
rated output
5. Set the selector switch correct
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 activates
4. The thermal relay activates
1. Once turning the lever to OFF,
turn it to ON
2. Check the load circuit
3. Repair the leaked point
4. Reset the thermal relay