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BEFORE
EACH USE
Check engine oil level,
Check water inlet screen for damage.
Check high pressure hose for leaks.
Check chemical tanks and filters for damage.
Check spray gun and nozzle extension assembly
for leaks.
Purge pump of air and contaminants.
PRESSURE WASHER MAINTENANCE
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.
WARNING
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 Dial-A-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 in-line filter if it
becomes clogged, as follows:
Imiine Filter
Nozzle
Extension
o-ring
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
nozzle extension with clean water to clear debris.
2.
If screen is damaged, the o-ring kit contains a
replacement in-line filter screen and o-ring. If
undamaged, reuse screen.
3.
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.
4.
Place o-ring into recess. Push o-ring snugly against
in-line filter screen.
5. Assemble nozzle extension to spray gun, as
described earlier in manual.
Purge Pump of Air and Contaminants
To remove air from the pump, follow these steps:
1.
Set up cleaning system as described in the
"Assembling Your Cleaning System" and connect
water supply.
2.
Pull trigger on spray gun and hold until a steady
stream of water appears.
To remove contaminants from the pump, follow these
steps:
1.
Set up cleaning system as described in
"Assembling Your Cleaning System", and connect
water supply.
2.
Remove nozzle extension from spray gun.
3.
Start engine according to instructions in =How To
Use Your Cleaning System".
4.
Pull trigger on spray gun and hold.
5.
When water supply is steady and constant,
engage safety latch and refasten nozzle
extension.
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.
Detach nozzle extension from spray gun. Twist
nozzle clockwise to stream position. Using
supplied 2ram (5/64) allen wrench, remove orifice
from end of nozzle extension.
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