DETERMINING THE CAUSE OF SHUTDOWN

Overheating can cause seals and gaskets to relax and

4. Check air temperature to radiator. Few radiators

fuel nozzles to change their operating characteristics. If

can adequately cool a fully loaded engine with

125 (52 ) ambient air.

severe or prolonged overheating has occurred, have the

engine checked.

5. Check for recirculating air currents.

LOW OIL PRESSURE

6. Check fan and water pump belts for proper tension.

Look for the obvious first.

1. Check the oil level.

7. See that engine room vents and louvers are open.

2. Check floor for oil from leaks.

8. Check water hoses for leaks. Is the water pump

inlet hose collapsed. Hoses have been known-to

3. To determine if low oil pressure was the cause of

peel off internally and restrict water flow.

the shut down, crank the engine with the fuel valve

disconnected. If unusual noises come from the

9. If the engine is overloaded, overheating can result.

engine, discontinue cranking. If oil pressure fails to

build up, and no external leaks are found, the

problem is probably internal.