Red-D-Arc RDA150T3, Service Manual

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9. Trouble Shooting
9.1 Generator
＜
Pre-check
＞
Always check the volume of oil, coolant, and fuel before processing to
trouble shooting.
Problem Suspected Cause Action
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Starter motor
does not drive
or speed is low.
1. Battery output is weak
2. Battery is deteriorated
3. Battery terminal is OFF or loose
4. Battery terminal is corroded
5. Starter switch or relay is defective
6. Starter motor is defective
7. ECU(Engine Controller) is defective
1. Check/ battery liquid/ or Charge
2. Change battery
3. Fix/Tighten terminal
4. Clean terminal
5. Contact your distributor to repair
6. Contact your distributor to repair
7. Contact your distributor to repair
Starter motor
drives but
engine does
not start
1. Fuel is insufficient
2. Fuel filter is clogged
3. Gauze filter is clogged
4. Water is interfused in fuel line
5. Air is interfused in fuel line
6. Poor piping connection to external fuel
tank
7. Fuel tank selector lever (3-way valve)
position is wrong
8. Fuel cut solenoid (motor) does not
work
9. Emergency operation/Fault detection
1. Add fuel
2. Clean/Change fuel filter
3. Clean/Change gauze filter
4. Drain water in water sedimenter,
fuel filter or fuel tank
5. Extract the air
6. Check piping connection
7. Check lever (3-way valve)
8-1. Check/Change fuse
8-2. Check/Change fuel cut solenoid
9. Contact your distributor to repair
<Ambient
temperature
falls down
below zero>
1. Fuel is frozen
2. Water in fuel line is frozen
3. Pre-heater is defective
1. Use winterized fuel
2. Drain water in fuel line
3. Contact your distributor to repair
Engine starts but
stalls immediately
1. Fuel filter is clogged
2. Gauze filter is clogged
3. Water is interfused in fuel line
4. Air is interfused in fuel line
5. Poor piping connection to external fuel
tank
6. Air filter element is clogged
7. Lubricant oil is insufficient
8. Emergency operation/Fault detection
1. Clean/Change fuel filter
2. Clean/Change gauze filter
3. Drain water in water sedimenter,
fuel filter or fuel tank
4. Extract the air
5. Check piping connection
6. Check/Change air filter element
7. Supply lubricant oil
8. Contact your distributor to repair
Engine oil pressure
is low
1. Lubricant oil is insufficient
2. Oil filter is clogged
3. Oil Pressure switch is defective
4. Oil pressure meter is defective
5. Wrong oil is used
1. Supply lubricant oil
2. Change oil filter
3. Contact your distributor to repair
4. Contact your distributor to repair
5. Change to proper kind and
viscosity oil
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. Contact your distributor to repair
2. Contact your distributor to repair
3. Contact your distributor to repair
4. Check/Adjust fan belt
5. Check/Supply coolant
6. Clean radiator core
20