GUIDE AS 2518570 - Caterpillar

Gauges
Engine Oil Pressure Gauge
Monitors the engine oil pressure.Water Temperature Gauge
Monitors the engine coolant temperature.Ammeter
Indicates the rate of battery charge or discharge.Tachometer
Monitors the engine RPM.Electric Start
1. Open the raw water valve, if equipped.2. Open the gas valve.3. Disengage the clutch, or open the circuit breaker.Do not start the engine under a load.4. Move the throttle control to half engine speed position. 5. Reset the oil pressure switch. 6. Reset the switch if open.7. Start the engine.8. If the engine fails to start after 30 seconds, stop cranking. Turn the gas valve OFF, and crank the engine 10 to 15 seconds to purge unburned gas from the exhaust system. Allow starter to cool for two minutes.9. Turn the gas valve ON and repeat the cranking procedure.
Do not engage the starter when the flywheel is turning.
10. When the engine starts, check the oil pressure gauge. Oil pressure should register in the operating range. If it does not, stop the engine immediately and determine cause.Air Start
1. Perform all of the electric starting preliminary checks.2. Check the air supply. The air starter must have 100 psi air pressure available.