Troy-Bilt 020287 Manual Del Operario página 15

Section 5: Maintenance
Check In-Line Filter
Refer to Figure 13 and service the in-line filter if it
becomes clogged, as follows:
....... -_-. _[_/_---_ _- __ Filter Screen
2.
3.
4.
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.
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 fiat at bottom of
opening.Take care to not bend screen.
Place o-ring into recess. Push o-ring snugly against
in-line filter screen.
Assemble nozzle extension to spray gun, as described
earlier in this manual.
Nozzle I'laintenance
A pulsing sensation felt while squeezing the spray gun
triser may be caused by excessive pump pressure.The
principal cause of excessive pump pressure is a spray tip
closed or restricted with foreign materials, such as dirt,
etc.To correct the problem, immediately clean the spray
tips following these instructions:
I. Shut off engine and turn off water supply.
2. Remove spray tip from end of nozzle extension.
3. Remove in-line filter from other end of nozzle
extension.
4. Use a small paper clip to free any foreign material
closing or restricting spray tip (Figure 14).
Use wire here tc _ _.._ _
remove debris.
5. Using a garden hose, remove additional debris by back
flushing water through nozzle extension (Figure 15).
Back flush between 30 to 60 seconds.
6. Reinstall spray tip and in-line filter into nozzle extension.
7. Reconnect nozzle extension to spray gun.
8. Reconnect water supply, turn on water, and start engine.
9. Test pressure washer by operating with each quick
connect spray tips.
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
NEVER repair leaking connections with sealant of any kind.
Replace o-ring or seal.
ENGINE PIAINTENANCE
See the engine operator's manual for instructions on how
to properly maintain the engine.
CAUTION
Used motor oil has been shown to cause skin cancer in
certain laboratory animals.
Thoroughly wash exposed areas with soap and waten
KEEP OUT OF REACH OF CHILDREN. DON'T
POLLUTE. CONSERVE RESOURCES. RETURN
USED OILTO COLLECTION CENTERS.
O