Air Removal

If air enters the fuel injection system of a diesel engine, starting becomes impossible. After running out of fuel, or after disassembling the fuel system, bleed the system according to the following procedure.

To restart after running out of fuel, turn the switch to the ON position for 15-30 seconds. Try again, if needed. This unit is equipped with an automatic air bleeding system.

Check Oil Level

Check the crankcase oil level prior to each use, or when the fuel tank is filled. Insufficient oil may cause severe damage to the engine. Make sure the generator is level. The oil level must be between the two notches on the dipstick as shown in Figure 33.

Replacing Oil Filter

Remove the old oil filter.

Apply a film of oil to the gasket on the new oil filter.

Install the new oil filter.

After the oil cartridge has been replaced, the engine oil will drop slightly. Run the engine for a while and check for leaks before adding more oil if needed. Clean excessive oil from engine.

Replacing Fuel Filter

Replace the fuel filter cartridge with new one every 500 hours or so.

Loosen the drain plug at the lower top of the fuel filter. Drain the fuel in the fuel body together with the mixed water. DO NOT spill the fuel during disassembly.

Vent any air.

DCA-45USI — MAINTENANCE

CAUTION:

Allow engine to cool when flushing out radiator.Flushing the radiator while hot could cause serious burns

from water or steam.

Flushing Out Radiator and Replacing Coolant

zOpen both cocks located at the crankcase side and at the lower part of the radiator and drain coolant. Open the radiator cap while draining. Remove the overflow tank and drain.

zCheck hoses for softening and kinks. Check clamps for signs of leakage.

zFlush the radiator by running clean tap water through radiator until signs of rust and dirt are removed. DO NOT clean radiator core with any objects, such as a screwdriver.

zTighten both cocks and replace the overflow tank.

zReplace with coolant (Table 12 for correct mixture).

zClose radiator cap tightly.

Generator Storage

For longe term storage of the generator the following is recommended:

zFill the fuel tank completely.Treat with a fuel stabilizer if necessary.

zCompletely drain the oil from the crankcase and refill if necessary with fresh oil.

zClean the entire generator, internal and external.

zCover the generating set and store in a clean, dry place.

zDisconnect the battery.

zMake sure engine coolant is at proper level.

zIf generator is mounted on a trailer, jack trailer up and place on blocks so tires do not touch the ground or block and completely remove the tires.

DCA-45USI — OPERATION AND PARTS MANUAL (STD) — REV. #2 (04/22/05) — PAGE 41

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Multiquip DCA-45US1 Air Removal, Check Oil Level, Replacing Oil Filter, Replacing Fuel Filter, Generator Storage