Service and adjustments, Carburetor, Nozzle maintenance dual lance – Craftsman 919.763500 User Manual

Page 14: Preparing pressure washer for storage, Engine preparation, Pump preparation

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SERVICE AND ADJUSTMENTS

Carburetor

The carburetor of your high pressure washer is pre-set
at the factory. The carburetor should not be tampered
with. If you pressure washer is used at an altitude in

excess of 5000 feet consult with your nearest Sears
Service Center regarding high altitude set changes.

A CAUTION: Engine speed was properly adjusted

at the factory and should require no additional
adjustment. Do not attempt to change engine
speed. If you believe the engine is running too fast
or too slow, take your pressure to a Sears
Authorized Service Center for repair and adjustment.

A

High engine speeds are dangerous and increase

the risk of personal injury or damage to equipment.

A

Low engine speeds impose a heavy load on the
engine and when sufficient engine power is not
available could shorten engine life.

Nozzle Maintenance

Dual Lance:

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

supply.

2. Disconnect spark plug wire.

3. Pull trigger on gun handle to relieve any water

pressure.

4. Disconnect the wand/iance from the gun.

5. Remove the high-pressure nozzle from the lance.

Remove any obstructions with the nozzle cleaning

tool provided and backfiush with clean water.

6. Direct water supply into nozzle end to backfiush

loosened particles for 30 seconds.

7. Reassemble the nozzle to the lance using teflon tape

to prevent leaks. Tighten securely.

8. Reconnect wand/lance to gun and turn on water

supply.

9. Start pressure washer and place wand/lance into

high pressure setting to test.

CTfiilAnP

This pressure washer should be stored in such a way to
protect it from freezing. Do not store this unit outdoors
or In an area where temperatures will fall below 32® F.
This can cause extensive damage to this unit.

If unit has to stored under freezing conditions a non-

toxic R.V. anti-freeze can be used to protect form
freezing.

Preparing Pressure Washer for Storage

NOTE: If you do not plan to use your unit for 30 days or
more, unit should be prepared for storage.

Engine Preparation

• First add a fuel stabilizer to the fuel tank.

• Run pressure washer for full 5 minutes to allow fuel

stabilizer to enter the fuel system.

NOTE: While doing this procedure make sure water

supply is turned on and flowing to the unit. NEVER run

unit without water supply running through pump.

• Next shut off engine and disconnect the water supply.

• Disconnect the spark plug wire and remove the spark

plug.

Add one teaspoon of oil through the spark plug hole.

Place rag over spark plug hole and pull the recoil a

few times to lubricate the combustion chamber.

Replace the spark plug, but do not connect the spar?
plug wire.

Pump Preparation

• Be sure engine switch is in “OFF” position and spark

plug wire has been removed from spark plug.

• Pull the trigger on the spay gun to release the

pressure in the high pressure hose. Detach high
pressure hose and garden hose from the unit.

• Pul! the recoil on the engine 4 to 6 times to discharge

remaining water in pump.

• Tip the unit on the end with the water inlet fitting

pointing upward.

• Pour approximately 1/4 cup of non-toxic R.V. anti­

freeze down the fitting where the water hose attaches

to the pump.

• Set unit upright and pull starter handle on engine 4 to

6 times to circulate anti-freeze in pump until anti­

freeze is discharged from the pump.

14

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