12. Release trigger to stop water flow.

DANGER: Risk of injury from spray. Engage the

W

trigger lock (W) when gun is not in use to prevent

 

accidental spraying.

 

13. Adjust spray for the task being performed by changing quick connect nozzle. Refer to Spray Wand Nozzles.

Shutting Down

1.If chemicals were applied, place the chemical hose into a container of clean water and draw clean water through chemical injection system to rinse system thoroughly.

Caution: Risk of property damage Failure to do so could cause damage to the pump.

2.Turn engine off. Refer to the engine instruction manual.

Caution: Risk of property damage. Never turn water supply off while pressure washer engine is running or damage to pump will result.

3.Turn water source off.

4.Pull trigger on spray gun to relieve any water pressure in hose or spray gun.

5.Refer to Storage for proper storage procedures.

MAINTENANCE

WARNING: Risk of burning. When performing maintenance, you may be exposed to hot surfaces, water pressure or moving parts that can cause serious injury or death.

WARNING: Risk of fire. Always disconnect, spark plug wire, let the engine cool and release all water pressure before performing any maintenance or repair. The engine contains flammable fuel. Do not smoke or work near open flames while performing maintenance.

To ensure efficient operation and longer life of your pressure washer,

a routine maintenance schedule should be prepared and followed. If the pressure washer is used in unusual conditions, such as high temperatures or dusty conditions, more frequent maintenance checks will be required.

Engine

Consult the engine instruction manual for the man­facturer's recom- mendations for any and all maintenance.

NOTE: The pressure washer frame is equipped with an oil drain hole to help make changing the engine oil easier.

Pump

NOTE: The pump was filled with oil at the factory.

1.Change pump oil after the first 10 hours of operation and every 250 hours thereafter.

To Check Oil

1.The oil level should come to the dot in the middle of the sight glass (X).

How To Change

H

Pump Oil

 

 

1.

Loosen pump dipstick/oil

 

plug (H).

 

X

2.

Place a

container

under

 

the oil drain plug (Y).

3.

Remove

pump oil

drain

 

plug.

 

Y

4.After oil is drained, replace

oil drain plug. Tighten securely.

5.Remove pump dipstick/oil plug and fill with 14 oz. (414 ml) of DP70 pump oil. If DP70 is not available use 30W non-detergent oil.

English

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Delta DP3400 instruction manual Maintenance, Engine Pump, To Check Oil, How To Change Pump Oil