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Maintenance
I*
Detach spray gun and nozzle extension from high
pressure hose. Detach nozzle extension from spray
gun and remove o-ring and screen from nozzle
extension. Flush screen, spray gun, and adjustable
nozzle extension with clean water to clear debris.
2.
If screen is damaged,the o-ring kit contains a
replacement in-linefilter screen and o-ring. If
undamaged, r euse screen.
3.
Placein-line filter screen into threaded end of nozzle
extension. Direction does not matter. Push screen in
with eraser end of pencil until it rests fiat at bottom of
opening. Take care to not bend screen.
4.
5.
Placeo-ring into recess. Pusho-ring snugly against
in-line filter screen.
Assemble nozzle extension to spray gun, as described
earlier in this manual.
Purge
Pump of Air and
Contaminants
To remove air from the pump, follow these steps:
I.
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 supply is steady and constant, engage
safety latch.
To remove contaminants from the pump, follow
these steps:
I.
Set up pressure washer as described in "Preparing
Pressure Washer For Use". Connect water supply and
turn
water
on.
2.
Start engine according to instructionsin "To Start
Pressure Washer".
3.
Remove nozzle extension from spray gun.
4.
Squeezetrigger on spray gun and hold.
5.
When water supply is steady and constant, engage
safety latch and reattach nozzle extension.
Nozzle
Maintenance
A pulsing sensation felt while squeezingthe spray gun
trigger may be caused by excessive pump pressure. The
principal cause of excessive pump pressure is a spray tip
clogged or restricted with foreign materials, such as dirt,
etc. To correct the problem, immediatelyclean the spray
tips usingthe tools includedwith your pressure washer and
follow these instructions:
I.
Shut off engine and turn off water supply.
2.
Remove spray tip from end of nozzle extension.
3.
Remove in-linefilter from other end of nozzle
extension.
4.
Use wire
included
in kit (or a small
paper
clip) to free
any foreign
mater{a{
clogging
or restricting
spray tip
(Figure I0).
Use wire
here to
_J
remove
debris.
_
5.
Using a garden hose, remove additional debris by back
flushing water through nozzle extension (Figure I I).
Back flush between 30 to 60 seconds.
6.
Reinstall
spray tip and in-line
filter
into nozzle
extension.
7.
Reconnect
nozzle
extension
to spray gun.
8.
Reconnect
water
supply,
turn
on water,
and start
engine.
9.
Test pressure
washer
by operating
with
each Quick
Connect
spray
tips.
O-Ring
Maintenance
Through the normal operation of your pressure washer,
o-rings, which keep the connections of the hoses and spray
gun tight and leak-free, may become worn or damaged.
An O-Ring Maintenance Kit is provided with your pressure
washer which includesreplacement o-rings, rubber washer
and water inletfilter. Refer to the instructionsheet
provided in the kit to service your unit's o-rings. Note that
not all of the parts in the kit wilt be used on your unit.
To remove a worn or damaged o-ring; usea small flathead
screwdriver to get underneath the o-ring and pry it off.
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