Table 2-1 lists common malfunctions associated with the
maintenance of the paving machine. Perform the
tests/inspections and corrective actions for a particular
malfunction in order given. This table cannot list all
possible malfunctions that may occur, nor all tests,
inspections, or corrective actions. If a malfunction is not
listed, or is not corrected by listed corrective actions,
notify your supervisor.
Table 2-1. Engine Troubleshooting.
TEST OR INSPECTION
ENGINE FAILS TO START OR FAILS TO START EASILY.
Fuel is very flammable and can explode easily. To avoid injury or death:
Always wear safety glasses/goggles at all times.
Keep fuel away from open flame or any spark (ignition source).
Keep at least a B-C fire extinguisher within easy reach when working with fuel or on a fuel
Do not work on a fuel system when engine is hot; fuel can be ignited by a hot engine.
Post signs that read, "NO SMOKING WITHIN 50 FEET" when working with open fuel lines or
Direct contact with a high pressure fuel spray may cause serious injuries. Avoid direct contact
with fuel spray. If fuel spray penetrates your skin, get medical aid immediately. Eye protection
and rubber gloves should be worn when working with fuel.
Individual plungers are used in the fuel injection pump to provide fuel to each individual injector.
A worn or damaged fuel injection pump plunger will only affect one cylinder.
Make sure to tighten fuel injector nozzle fitting after each cylinder is tested.