Snapper 020229 Manual Del Operario página 14

1. 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:
1. 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 15).
Figure 15 — Removing and Cleaning Orifice
3. Remove in-line filter from other end of nozzle
extension.
4. Use a small paper clip to free any foreign material
clogging or restricting orifice (Figure 15).
2450 PSI Pressure Washer
Orifice
5. Using a garden hose, remove additional debris by back
flushing water through nozzle extension (Figure 16).
Back flush between 30 to 60 seconds.Turn adjustable
nozzle extension to stream spray and move nozzle
from low to high while flushing.
Figure 16 — Backflushing the Nozzle
6. Reinstall orifice and in-line filter into nozzle extension.
DO NOT overtighten orifice with allen wrench.
7. Reconnect nozzle extension to spray gun.
8. Reconnect water supply, turn on water, and start
engine.
9. Test pressure washer by operating with nozzle in high
and low positions.
O–Ring Maintenance
Purchase an O–Ring/Maintenance Kit, part number
191922GS by contacting the nearest authorized service
center. It is not included with the pressure washer.This kit
includes replacement o-rings, rubber washer and water
inlet filter. Refer to the instruction sheet provided in the kit
to service your unit's o-rings.
WARNING
The high pressure stream of water that this
equipment produces can pierce skin and its
underlying tissues, leading to serious injury and
possible amputation.
• NEVER repair leaking connections with sealant of any kind.
Replace o-ring or seal.
Pump Maintenance
This model does not require any pump maintenance.The
pump is pre-lubricated and sealed, requiring no additional
lubrication for the life of the pump.
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