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Section 5: Maintenance
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
inqine filter screen and o-ring. If
undamaged, reuse screen.
3.
Placein-line filter screenintothreaded end of nozzle
extension. Directiondoes not matter. Push screen in
with eraserend of a pendI until itrestsfiat a t bottom
of opening.Take careto not bend screen.
4.
Placeo-ring intothreadedend of nozzleextension.
Push o-ring snuglyagainst in-line filter screen.
5. Assemble the nozzleextensionto the spraygun,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
PressureWasher For Use". Connect water supply and
turn
water
on.
2.
Putl 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
PressureWasher For Use". Connect water supply and
turn
water
on.
2.
Start engine according to instructions in "To Start
PressureWasher".
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
dogged or restricted with foreign materials, such as dirt,
etc.To correct the problem, immediately dean the spray tip
using the tools included with 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-line filter from other end of nozzle
extension.
4.
Use wire included in kit or a small paper clip to free
any foreign material clogging or restricting
spray tip
(Figure II).
5.
Using a garden hose, remove additional debris by back
flushing water through nozzle extension (Figure 12).
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
Throughthe 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 inlet filter. Refer to the instructionsheet provided
in the kit to service your unit's o-rings. Note that not atl of
the parts in the kit witl 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.
t
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