Check Gun and Nozzle Extension
Examinethe hose connection to the spray gun and make
sure it issecure.Testthe trigger by pressing it and making
sure it "springs back" into placewhen you release it. Put
the safety latchin the ON position and test the trigger.You
should not be able to press the trigger.
Check In-Line Filter
Refer to Figure 20 and service the in-linefilter if it
becomes clogged,asfollows:
Nozzle Extension
I.
2.
.
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.
Flushthe screen,spray gun,and adjustable nozzle
extension with clean water to clear debris.
If the screen is damaged, the o-ring kit contains a
replacement in-line filter screen and an o-ring. If
undamaged, reusescreen.
Placethe in-linefilterscreenintothe threaded end of
the nozzle extension. Direction does not matter. Push
the screen in with the eraser end of a pencil until it
rests flat at the bottom of the opening.Take care to
not bend the screen.
4. Placethe o-ring into the recess.Pushthe o-ring snugly
againstthe in-line filter screen.
5. Assemble the nozzle extension to the spraygun, as
described earlier in this manual.
Purge Pump of Air and
Contaminants
To remove air from the pump, follow these steps:
• Set up the pressure washer asdescribed in"Preparing
PressureWasher For Use". Connect the water supply and
turn water on.
• Pull the trigger on the spraygun and hold.
• When the water supply is steady and constant, engage
the safety latch.
To remove contaminants from the pump, follow
these steps:
• Set up the pressure washer as described in "Preparing
Pressure Washer For Use". Connect the water supply
and turn water on.
• Start the engine according to instructionsin "To Start
Your PressureWasher".
• Remove nozzleextensionfrom spraygun.
• Squeezethetriggeron thespraygunand hold.
• When the water supply is steady and constant, engage
the safety latch and reattach the nozzle extension.
Nozzle Maintenance
A pulsing sensation felt while squeezingthe spraygun
trigger may be caused by excessive pump pressure.The
principal cause of excessivepump pressure is a spray tip
cloggedor restricted with foreign materials, such as dirt,
etc.To correct the problem, immediately cleanthe spraytip
usingthe tools included with your pressure washer and
follow these instructions:
I. Shut off the engineand turn off the water supply.
2. Remove the spray tip from the end of the nozzle
extension (Figure 21).
Usewire here _/
3. Remove the in-line filter from the other end of the
nozzle extension.
4. Use the wire included in the kit (or a small paper clip)
to free any foreign material dogging or restricting the
spray tip (Figure 2 I).
5. Using a garden hose, remove additional debris by back
flushing water through the nozzle extension
(Figure 22). Back flush between 30 to 60 seconds.
/
13
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