TROUBLESHOOTING
TESTING AND ADJUSTMENT
Problem
Cause
Correction
Remove all restrictions of flow.
23. ENGINE COOLANT IS TOO
Restriction To Air Flow Through
HOT
Radiator or Restriction To Flow Of
Coolant Through the Heat
Exchanger
Add coolant to cooling system.
Not Enough Coolant in System
Pressure Cap Has A Defect
Check operation of pressure cap. Install a new pressure cap if necessary.
Combustion Gases in Coolant
Find out where gases get into the cooling system. Make repairs as needed.
Check water temperature regulators for correct operation.
Check temperature
Water Temperature Regulators
(Thermostats) or Temperature
gauge operation. Install new parts as necessary.
Gauge Has A Defect
Water Pump Has A Defect
Install a new water pump.
Too Much Load On The System
Make a reduction to the load.
Wrong Fuel Injection Timing
Make adjustment to timing.
Shunt Line Has A Defect
Make repairs as needed.
Drive Belts Loose
Adjust drive belts.
24. STARTING MOTOR DOES
Battery Has Low Output
Check condition of battery. Charge battery or make replacement as necessary.
NOT TURN
Wiring or Switch Has A Defect
Make repairs or replacement as necessary.
Starting Motor Solenoid Has A
Install a new solenoid
Defect
Starting Motor Has A Defect
Make repair or replacement of starting motor.
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