Generac Portable Products 2,400 PSIHigh Pressure Washer
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. Flush the 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-llne filter screen and an o-ring. If
undamaged, reuse screen.
Placethe in-line 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 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
against the in-line filter screen.
5.
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:
• Set up the pressure washer as described in "Preparing
Pressure Washer For Use". Connect the water supply
and turn water on.
• Pull the trigger on the spray gun 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 Pressure Washer".
• Remove nozzle extension from spray gun.
• Squeezethe trigger on the spray gun and 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 spray gun
trigger may be caused by excessive pump pressure. The
principal cause ofexcessive pump pressureisa nozzle
cloggedor restricted with foreign materials, such as dirt,
etc.To correctthe problem,immediatelycleanthe nozzle
usingthe toolsincluded with your pressurewasher and
followthese instructions:
l*
2.
Shut off the engine and turn off the water supply.
Detach the nozzle extension from the spray gun. Twist
the nozzle clockwise to the stream position. Using the
supplied 2mm (5/64) allen wrench, remove the nozzle
from the end of the nozzle extension (Figure 22).
3.
Remove the in-linefilter from the other end of the
nozzle extension.
4.
Use the wire included in the kit (or a small paper dip)
to free
any
foreign
material
dogging
or
restricting
the
nozzle (Figure 22).
5.
Usinga garden
hose,
remove
additional debris by back
flushing
waterthrough thenozzle extension
(Figure 23). Backflush b etween30 to 60 seconds. T urn
theadjustable
nozzle extension to streamspray and
move thenozzle from lowto highwhile flushing.
6.
Reinstall the nozzle and in-line filter into the nozzle
extension. Do Not overtighten the nozzle with the
allen wrench.
7.
Reconnect
the nozzle extension to the spray gun.
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