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CAUTION
• DO NOT insert any objects through cooling slots.
• Use a damp cloth to wipe exterior surfaces clean.
• Use a soft bristle brush to loosen caked on dirt, oil,
etc.
• Use a vacuum cleaner to pick up loose dirt and debris.
• Use low pressure air (not to exceed 25 psi) to blow
away dirt. Inspect cooling air slots and openings on
the pressure washer. These openings must be kept
clean and unobstructed.
Check and Clean Inlet Screen
Examine garden hose inlet screen. Clean if it is
clogged or replace if it is torn.
Check High Pressure Hose
High pressure hoses can develop leaks from wear,
kinking, or abuse. Inspect hose before each use.
Check for cuts, leaks, abrasions, bulging of cover, or
damage or movement of couplings. If any of these
conditions exist, replace hose immediately.
I WARNING 1
• NEVER repair high pressure hose, Replace it,
• Replacement hose rating MUST exceed maximum
pressure rating of unit.
Check Chemical Reservoirs
Tank covers should snap cleanly onto tank. Ensure
chemical labels correctly identify tank contents.
Ensure that the System Rinse tank is filled with clean
water. Ensure that DiaFA-Cleaner TM selector knob
rotates freely between each position. Examine the
tanks and replace if the filter is clogged.
Check Gun and Nozzle Extension
Examine hose connection to spray gun and make sure
it is secure. Test trigger by pressing it and making
sure it springs back into place when you release it. Put
safety latch in UP position and test trigger. You should
not be able to press trigger. Replace spray gun
immediately if it fails any of these tests.
Check In-Line Filter
Refer to the illustration and service the inqine filter if it
becomes clogged, as follows:
Nozzle
Extension
O-ring
.
Detach spray gun and nozzle extension from high
pressure hose. Detach nozzle extension from
spray gun and remove o-dng and screen from
nozzle extension. Flush screen, spray gun, and
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 to not bend screen.
3. Place o-dng 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 nozzle following these instructions:
1. Shut off engine and turn off water supply.
2. Remove nozzle from end of nozzle extension.
3. Remove inqine filter from other end of nozzle
extension.
4. Use a small paper clip to free any foreign material
clogging or restricting nozzle.
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toremove
debris, f
5. Using a garden hose, remove additional debris by
back flushing water through nozzle extension.
Back flush between 30 to 60 seconds.
6. Reinstall nozzle and inqine 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 nozzle.
O-Ring Maintenance
Purchase an O-Ring Repair Kit at your local Sears or by
calling 1-800-366-PART or online at www.sears.com. 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.
16
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