DeWalt DPH3100 Instruction Manual download pdf (Page 13)

English

DANGER:

trigger lock (X) 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.  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 fre quent maintenance

checks will be required.

Engine

Consult the engine instruction manual for the man u fac tur er'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

The high pressure pump is maintenance free and requires no oil, if

there is a problem with the pump contact a D

eWA LT factory service

center, a D

eWA LT authorized service center or other qualified

service personnel.

Nozzle Cleaning

If the nozzle becomes clogged with foreign materials, such as dirt,

excessive pressure may develop. If the nozzle becomes partially

clogged or restricted, the pump pressure will pulsate. Clean the

nozzle immediately using the nozzle kit supplied and the following

instructions:

1. Shut off the pressure washer and turn off the water supply.

2. Pull trigger on gun handle to relieve any water pressure.

3. Disconnect the spray wand from the gun.

4. Remove the high-pressure nozzle from

the spray wand. Remove any obstructions

with the nozzle cleaning tool (Y) provided

and back flush with clean water.

5. Direct water supply into spray wand to

back flush loosened particles for 30

seconds.

6. Reassemble the nozzle to the wand.

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DeWalt DPH3100 Instruction Manual Page 13

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