Service Air Cleaner; Service Spark Plug; Pressure - Craftsman 580.752550 Owner's Manual

Service Air Cleaner

Your engine will not run properly and may be
damaged if you run it with a dirty air cleaner.
Service the air cleaner once every 100 hours of
operation or once each year, whichever comes first.
Service more often if operating under dirty or dusty
conditions. Replacements are available at your local
Sears service center.
To service the air cleaner, follow these steps:
1. Loosen screw and tilt cover down.
2. Carefully remove cartridge assembly.
Cartridge
3. To clean cartridge, gently tap pleated paper side
on a flat surface.
4. Reinstall clean or new cartridge assembly inside
cover.
5. Insert cover's tabs into slots in bottom of base.
6. Tilt cover up and tighten screw securely to base.
NOTE: You can purchase new air filter elements by
calling 1-800-366-PART.

Service Spark Plug

Service the spark plug every 100 hours of operation or
yearly, whichever occurs first.
1. Clean area around spark plug.
WARNING
Unintentional sparking can result in fire or
electric shock.
WHEN ADJUSTING OR MAKING REPAIRS TO YOUR
PRESSURE WASHER
• Disconnect spark plug wire from spark plug and place
wire where it cannot contact spark plug.
Tabs and Slots
Screw
Cover
2. Remove and inspect spark plug.
3. Replace spark plug if electrodes are worn, or if
insulator is cracked or chipped.
4. For replacement use either the standard resistor
spark plug, Champion RC12YC or the long life
platinum spark plug, Champion RC12PYP.
5. Check electrode gap with wire feeler gauge and
set gap at 0.020 inches (0.50mm), if necessary.
6. Install spark plug, tighten securely.
NOTE: You can purchase a new spark plug by calling
1-800-366-PART.
Carburetor
If you think your carburetor needs adjusting, see your
nearest Sears service center. Engine performance
may be affected at attitudes above 7000 feet. For
operation at higher elevations, contact your nearest
Base
Sears service center.
Spark Arrester Service
Your engine is not factory-equipped with a spark
arrester. In some areas, it is illegal to operate an
engine without a spark arrester. Check local laws and
regulations. A spark arrester is available from your
nearest Sears service center. If you need to order a
spark arrester, please call 1-800-366-PART.
The spark arrester must be serviced every 50 hours to
keep it functioning as designed.
If the engine has been running, the muffler will be very
hot. Allow the muffler to cool before servicing the
spark arrester.
• Remove spark arrester screen for cleaning and
inspection.
• Replace if screen is damaged.
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