Nugen S10KS, Operator'S Maintenance Manual

Page: 62 / 64

6.7 Troubleshooting
When performing any troubleshooting, follow the guidelines. If further clarification is
required please contact our authorised service agent.
TROUBLE CAUSES SOLUTIONS
Low engine oil pressure
1. Lubricant oil is insufficient 1. Add lubricant oil
2. Oil hose has leak 2. Tighten or change oil hose
3. Oil filter is clogged 3. Change oil filter
4. Wrong oil is used 4. Change to correct oil
High coolant
temperature
1. Coolant is insufficient 1. Add coolant
2. Coolant pipe has leak
2. Tighten or change coolant
pipe
3. Fan belt is loose 3. Tighten the belt
4. Radiator core is clogged 4. Clean radiator core
5. Water temp sensor is
defective
5. Repair or change the sensor
6. Engine thermostat is
defective
6. Repair or change the
thermostat
Low fuel level
1. Fuel is insufficient 1. Add fuel
2. Fuel hose has a leak 2. Tighten or change fuel hose
3. Fuel tank has a leak 3. Repair or change fuel tank
4. Fuel filter is clogged
4. Drain water/sediment or
change fuel filter
5. Fuel level sensor is defective 5. Repair or change the sensor
Cannot turn the breaker
to on
1. The main breaker position is
located between on and off
1. Turn off and on.
2. Replace breaker if faulty
2. Short circuit on the load
2. Check and repair the load
circuit
Controller not working
1. The controller cable is
disconnected from the
battery
1. Connect the controller cable
to the battery
2. The battery power is
insufficient
2. Charge the battery with the
utility power
3. The DV fuse is damaged 3. Change the DV fuse
Voltage drops when
connecting to the load
1. Loads total exceeds the
rated current
1. Decrease the loads to meet
the rated output