TUBE AS 3157488 - Caterpillar

Illustration 1 g02546518
Operate the fuel priming pump in order to fill the new filter element with fuel. Push the switch downward in order to activate the fuel priming pump. Hold the switch downward for a few seconds.
Start the engine. If the engine will not start, further priming is necessary. If the engine starts but the engine continues to misfire, further priming is necessary. If the engine starts but the engine continues to emit smoke, further priming is necessary.
If the engine starts but the engine runs rough, continue to run the engine at low idle. Continue to run the engine at low idle until the engine runs smoothly.