Shangchai Diesel Engine Troubleshooting

Shangchai Diesel Engine Troubleshooting

(9) Coolant temperature too low

Fault feature

Possible cause

Correction

Low ambient temperature, low load.

Increase load to a proper degree.

The reading of water thermometer is not correct.

Regulate or replace the thermometer when required.

The thermostat does not work well or was damaged.

Replace the thermostat.

(10) Oil in coolant

Fault feature

Possible cause

Correction

Damage of the oil cooler core.

Replace the oil cooler core.

Fault of the cylinder head gasket.

Replace the gasket.

(11) Electrical system fault

Fault feature

Possible cause

Correction

Starting motor does not work.

(1) Poor contact of the connecting wires.

(2) Poor contact of the electromagnetic switch.

(3) Poor contact of the electric brush.

(4) Short-circuit of the starting motor.

(5) Poor electric charging or the capacity of battery too small.

Clean and tighten the terminals or joints.

Check the switch contactor and grind it by sandpaper.