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Section 5: Maintenance
.
If the screen is damaged,the o-ring kit contains a
replacement in-line filter screen and an o-ring. If
undamaged, reuse screen_
Place the in-fine filter screen into the threaded end of
the nozzle extension_ Direction
does not matter. Push
the screen in with the eraser end of a pencil until it
rests fiat at the bottom of the opening .Take care to
not bend the screen..
4..
Place the o_ring into the recess. Push the o-ring snugly
against the in-line filter screen..
5o Assemble the nozzle extension to the spray gun, as
described earlier in this manual
Purge
Pump
of Air and
Contaminants
To remove
air from the pump, follow
these steps:
1.
Set up the pressure washer as described in"Preparing
Pressure Washer For Use". Connect the water supply
and turn
water
on,
2.
Pull the trigger on the spray gun and hold..
3._ When the water supply is steady and constant, engage
the safety latch
To remove
contaminants
from
the
pump,
follow
these
steps:
I,
Set up the pressure
washer
as described
in"Preparing
PressureVCasher
For Use", Connect
the water
supply
and turn water
on,
2,.
Start the engine according to instructions in "To Start
Your Pressure Washer"..
3.
Remove nozzle extension from spray gun.
4.
Squeeze the trigger on the spray gun and hold.
5_. When the water supply is steady and constant, engage
the safety latch and reattach the nozzle extension.
Nozzle
Maintenance
A pulsing sensation felt while squeezing the 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, immediately clean the spray tip
using the tools included with your pressure washer and
folfow these instructions:
1.. Shut off the engine and turn off the water supply
2.. Remove the spray tip from the end of the nozzle
extension (Figure 18),
3,
4,
S.,
Use wire here
to remove
debris,
Remove the in-line filter from the other end of the
nozzle
extension,
Use the wire included in the Idt (or a small paper clip)
to free any foreign material clogging or restricting the
spray tip (Figure 18).
Using a garden hose, remove additional debris by back
flushing water through the nozzle extension
Back flush between 30 to 60 seconds,
Reinstall the spray tip and in-line filter into the nozzle
extension
6_
7.
Reconnect the nozzle extension to the spray gun..
8.
Reconnect the water supply, turn on the water, and
start the engine.
9_ Test the pressure washer by operating with each of the
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 inlet filter.. Refer to the instruction sheet provided
in the kit to service your unit's o-rings Note that not alt of
the parts in the kit wilt 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,
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