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Pressure Washer
14
Purge Pump of Air and
Contaminants
To remove air from the pump, follow these steps:
1. Set up pressure washer as described in “Preparing
Pressure Washer For Use”. Connect water supply and
turn water on.
2. Pull trigger on spray gun and hold.
3. When water stream is steady and constant, engage
safety latch.
To remove contaminants from the pump, follow
these steps:
1. Set up pressure washer as described in “Preparing
Pressure Washer For Use”. Connect water supply and
turn water on.
2. Remove nozzle extension from spray gun.
3. Start engine.
4. Squeeze trigger on spray gun and hold.
5. When water stream is steady and constant, engage
safety latch and refasten nozzle extension.
O–Ring Maintenance
O-Rings keep the connections of the hoses and spray gun
tight and leak–free.Through normal operation of the
pressure washer, they may become worn or damaged.
An O–Ring Maintenance Kit is provided with the pressure
washer which includes replacement o-rings, rubber washer
and water inlet filter. Refer to the instruction sheet
provided in the kit to service the o-rings. Note that not all
of the parts in the kit will be used on your unit.
To remove a worn or damaged o–ring; use a small flathead
screwdriver to get underneath the o-ring and pry it off.
Pump Maintenance
NOTE: Model 01806 (2650 PSI) does not require any
pump maintenance.The pump is pre-lubricated and sealed,
requiring no additional lubrication for the life of the pump.
For Model 01805 (2500 PSI) & 01936 (2550 PSI):
Changing Pump Oil
Change oil every 50 hours or once yearly, whichever
occurs first.
NOTE: Purchase a premeasured bottle of pump oil, item
number 190585GS, by contacting nearest authorized
service center.
Change pump oil as follows:
1. Drain engine oil and fuel from pressure washer.
2. Use 8mm allen wrench to remove black oil cap from
pump. It’s found between high pressure outlet and
garden hose inlet (Figure 27).
3. Tilt pressure washer to drain oil into an approved
container until it drips slowly from the pump.
4. Tilt pressure washer in opposite direction and empty
premeasured pump oil bottle into same opening (a
small funnel may be helpful).
5. Install black oil cap on pump and tighten firmly.
6. Set pressure washer in upright position.Add fuel and
engine oil.
ENGINE MAINTENANCE
See the engine owner’s manual for instructions on how to
properly maintain the engine.
CAUTION! Avoid prolonged or repeated skin
contact with used motor oil. Used motor oil has
been shown to cause skin cancer in certain
laboratory animals.Thoroughly wash exposed areas
with soap and water.
CAUTION! KEEP OUT OF REACH OF
CHILDREN. DON'T POLLUTE. CONSERVE
RESOURCES. RETURN USED OIL TO
COLLECTION CENTERS.
Oil Cap
Figure 27 - Changing Pump Oil