Air Cleaner; Spark Plug - Briggs & Stratton 290000 Operating & Maintenance Instructions

Air Cleaner

All engines have a round air cleaner cartridge. In addition, some engines have a pre-cleaner.
CAUTION
Do not use pressurized air or solvents to clean
cartridge. Pressurized air can damage cartridge;
solvents will dissolve cartridge.
Pre-cleaner
To clean pre-cleaner (if equipped), separate it from cartridge and wash in liquid detergent and water. Squeeze dry in a
clean cloth.
Removing and Installing Air Cleaner without Fuel Tank
1. Unhook clips on both sides of cover and remove
cover.
2. Remove knob and plate. Carefully remove air
cleaner assembly to prevent debris from entering
carburetor.
3. Reassemble clean (or new) pre-cleaner on clean
(or new) cartridge.
4. Reinstall air cleaner assembly, plate and knob in
body.
5. Replace cover and reattach clips to body.
Removing and Installing Air Cleaner with Fuel Tank
1. Remove knobs and cover.
2. Remove nut, plate and carefully lift air cleaner
assembly (pre-cleaner and cartridge) off stud.
3. Reinstall clean (or new) air cleaner assembly
firmly in base. Reinstall late (top side marked
"UP") and nut.
4. Reinstall cover. Tighten knobs securely.

Spark Plug

Check the spark plug every 100 hours. Replace the
spark plug if upon inspection the electrode
or worn. Ensure the spark plug is clean. Check the gap
Ë Ì
with a wire gauge and reset to .76 mm or 0.30 in.
if necessary.
Note: In some areas, local law requires using resistor
spark plug to suppress ignition signals. If this engine
was originally equipped with resistor spark plug, use
same type for replacement.
Ensure air cleaner, retainer, and cover are
properly installed before starting engine.
CLIPS
CARTRIDGE
PRE-CLEANER
Ê
is burned
WARNING
KNOB
FOAM
Î Î Î Î
NUT
"UP"
CARTRIDGE
Ë
Ê
COVER
PLATE
BODY
KNOB
COVER
PLATE
PRE-CLEANER
BASE
Ì
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