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Purge
Pump of Air and
Contaminants
To remove
airfrom the pump, follow these steps:
I. Set up pressurewasher as describedin"Preparing
PressureWasher
For Use". Connect water supply and
turn
water
on.
2.
Squeeze 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.
Remove
nozzle extension
from spray gun.
3.
Start engine according
to instructions
in"HowTo
Use
Your Pressure Washer".
4.
Squeeze
trigger
on spray gun and hold.
5.
When
water
supply is steady
and constant,
engage
safety latch and refasten
nozzle extension.
Check
In-Line Filter
Refer to Figure 13 and service
the in-line filter if it
becomes
clogged, as follows:
Nozzle
Extension
I.
O-tin
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.
Place in-line filter screen
into threaded
end of nozzle
extension.
Direction
does not matter. Push screen
in
with eraser
end of pencil until it rests flat at bottom
of
opening.Take
care not to bend the screen.
3.
Place o-ring
into recess.
Push o-ring snugly against in-
line filter screen.
4.
Assemble
nozzle extension
to spray gun, as described
earlier
in manual.
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 nozzle
clogged or restricted
with foreign materials,
such as dirt,
etc.To correct
the problem,
immediately
clean the orifice
following
these
instructions:
I.
Shut off engine and turn off water
supply.
2.
Remove orifice from end of nozzle extension.
Separate
nozzle extension
from spray gun.Twist
nozzle
clockwise
to stream
position.
Using a 2mm (5/64) allen
wrench,
remove
orifice from end of nozzle extension
(Figure 14).
Orifice
3.
Remove
in-line filter from other
end of nozzle
extension.
4.
Use a small paper dip to free any foreign material
clogging or restricting
orifice (Figure
14).
5.
Using a garden
hose, remove
additional
debris
by back
flushing water
through
nozzle extension
(Figure
15).
Back flush between
30 to 60 seconds.Turn
adiustable
nozzle extension
to stream
spray and move nozzle
from low to high while flushing.
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