TESTING AND ADJUSTING
27. ENGINE COOLANT IS TOO HOT
Restriction To Flow of Coolant Through Radiator
Clean and flush radiator or heat exchanger.
Core Tubes or Heat Exchanger
Restriction To Air Flow Through Radiator
Remove all restrictions of flow.
Low Fan Speed
Check for worn or loose fan belts.
Not Enough Coolant in System
Add coolant to cooling system. Check for leaks.
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.
Water Temperature Regulators (Thermostats) or
Check water temperature regulators for correct
Temperature Gauge Has A Defect
operation. Check temperature gauge operation. Install
new parts as necessary.
Water Pump Has A Defect
Make repairs to the water pump as necessary.
Too Much Load On The System
Make a reduction to the load.
Wrong Fuel Injection Timing
Make adjustment to timing. See Subject, FUEL TIMING.
28. STARTER MOTOR DOES NOT TURN Deleted.
29. ALTERNATOR GIVES NO CHARGE Deleted.