Sears CRAFTSMAN 919.670031 Manuel page 15

Change the oil as follows:
• To keep dirt, grass clippings, etc. out of the
engine, clean the area around the drain plug and
dipstickbefore removing it.
• Remove the oil drain plug and oil fill plug. Tilt the
engine slightly towards the oil drain to obtain
better drainage. Be sure to allow ample time for
complete drainage.
Oil Fill Plug
• Reinstall the drain plug. Tighten securely.
• Fill the crankcase with new oil of the proper type
(See Adding Engine Oil in the Operation Section),
oil capacity is 20 oz/.0.6 liters.
Oil Fill
Plug
Fill To
Overflowing
• Reinstall the oil fill plug and tighten securely.
Service Air Cleaner
NOTE: Do not use petroleum solvents, e.g., kerosene,
which will cause the cartridge to deteriorate. Do not
use pressurized air to clean cartridge. Pressurized air
can damage the cartridge.
To service air cleaner follow these steps:
• Loosen screw and tilt cover down.
• Remove pre-cleaner and cartridge assembly from
cover.
Cartridge
Pre-Cleaner
Cover
Screw
tabs and slots
15 — ENG
• To service pre-cleaner, wash in liquid detergent
and water. Squeeze dry in a clean cloth and allow
to dry thoroughly. DO NOT oil pre-cleaner.
• To service cartridge, clean by tapping gently on a
flat service. Do not oil cartridge. Replace if dirty or
damaged.
• After servicing place pre-cleaner (arrows up) over
cartridge pleats (pre-cleaner lip will be at bottom
of pleats). Place into cover.
• Insert tabs on cover into slots in bottom of base.
• Tilt cover up and fasten securely with screw.
Clean Engine
Periodically remove debris buildup from engine. Do
not clean with a forceful spray of water because water
could contaminate fuel system. Clean with brush or
compressed air.
Daily or more often, before
running engine, clean muffler area to remove all
combustible debris.
Clean
Muffler
Area
Spark Arrester
Screen
(if equipped)
Remove spark arrestor screen for cleaning and
inspection every 50 hours or every season. Replace if
damaged.
In-line Filter
Replace in-line fuel filter.
Drain fuel tank or close both
fuel shut-off valve before replacing fuel filter.
Fuel Filter
D20346 Rev. 0 2/28/00