Pressure Washer Maintenance; Clean Debris; Check High Pressure Hose; Check Gun And Nozzle Extension - Craftsman 580.752700 Owner's Manual

PRESSURE WASHER MAINTENANCE
C_ean Debris
Daily or before use, clean accumulated debris from
cleaning system. Keep linkage, spring and controls
clean. Keep area around and behind muffler free from
any combustible debris.
Cleaning system parts should be kept clean to reduce
the risk of overheating and ignition of accumulated
debris.
• Use a damp cloth to wipe exterior surfaces clean.
CAUTION
• DO NOT insert any objects through cooling slots.
• 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 C_ean _n_et 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
NEVER repair high pressure hose, Replace it,
Replacement hose rating MUST exceed maximum
pressure rating of unit.
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 _n-Line Fi_ter
Refer to the illustration and service the in-line filter if it
becomes clogged, as follows:
Nozzle
Extension
O-ring
1. 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-ring into recess. Push o-ring snugly against
in-line filter screen.
4. Assemble nozzle extension to spray gun, as
described eadier 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.
15