Craftsman 580.7622 Pressure Washer User Manual


 
BEFORE EACH USE
Check water inlet screen for damage.
Check high pressure hose for leaks.
° Check detergent inlet hose and filter for damage.
Check gun and wand assembly for leaks.
Purge pump of air and contaminants.
Check engine oil level.
PRESSURE WASHER MAINTENANCE
Check and Clean Inlet Screen: Remove quick-connect
and examine inlet screen on the female connector. Clean
if it is cloggedor replace if it is tom.
Check High Pressure Hose: High pressure hose can
developleaks from wear, kinking,abuse. Inspect hose
each timebefore using it. Check for cuts, leaks, abrasions
or bulgingof cover, or damage or movement of couplings.
If any of these conditionsexist, replace hose immediately.
,_ DANGER: Water spraying from a leak is
capable of injecting material into skin.
NEVER repair high pressure hose. Replace
with hose that meets minimum pressure rat-
-_ ing of your pressure washer.
Check Detergent Hose: Examine the filter on the deter-
gent hose and clean ifclogged. Hose should fit tightly on
barbed fitting. Examine hose for leaks or tears. Replace
the filter or hose if either is damaged.
Check Gun and Wand: Examine hose connectionto gun
and make sure it is secure. Test triggerby pressing it and
makingsure it springsback into place when you release it.
Put safety latch in UP positionand test trigger. You should
notbe able to press trigger.
Purge Pump of Air and Contaminants
To remove the air from the pump, follow these steps:
. Set up the pressure washer as described in the
ASSEMBLY section and connect the water supply.
° Remove'the nozzle extension from the gun.
o Pull the trigger on the gun and hold.
To remove the contaminants from the pump, follow these
steps:
Set up the pressure washer as described in the
ASSEMBLY section, and connect the water supply.
Remove the nozzle attachment from the gun.
° Start the engine according to instructions in OPER_,-
TION section.
o
O
Putt the trigger on the gun and hold.
When the water supply is steady and constant,
engage the safety latch and refasten the nozzle
attachment.
ENGINE MAINTENANCE
CHECKING OIL LEVEL
Oil level should be checked prior to each use or at least
every 5 hours of operation. Keep oil level maintained.
CHANGING ENGINE OIL
Change engine oil after first 2 hours then every 25 hours
thereafter. If you are using your pressure washer under
extremely dirty or dusty conditions, or in extremely hot
weather, change oil more often.
Change oil while engine is still warm from running, as
follows:
Disconnect spark plug wire from spark plug and keep
it away from spark plug.
Before you tip the pressure washer to drain oil, drain
fuel tank by running pressure washer until fuel tank is
empty.
Clean area around oil fill, remove oil fill cap/dipstick.
Wipe dipstickclean.
Tip your pressure washer to drain oil completelyfrom
the oil fill tube into a suitable container. When
crankcase is empty, returnthe pressure washer to
uprightposition.
Fill engine crankcase with recommended oil until oil
level is at FULL point on dipstick. Do not overfill above
that mark. POUR SLOWLY.
When engine crankcase is filled to proper level, install
and tighten oil cap/dipstick.
SERVICE AIR CLEANER
Your engine will not run properly and may be damaged if
you run it with a dirty air cleaner.
Replace the air cleaner once every 100 hours of opera-
tion or once each year, whichever comes first. Replace
more often if operating under dirty or dusty conditions.
Replacements are available at your local Sears
Authorized Service Center.
Important: Do not attempt to clean or oilfilter.
Important: Never runengine without complete air clean-
er installed on engine.
To clean or replace the air cleaner, follow these
steps:
TURN COVER 3"0 THELEFT _P,JRN GOVER
(COUNI_RCU:X;k_,_)'tO " .1'0THE I_r,rr
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