Air Cleaner - Briggs & Stratton 290000 Operating & Maintenance Instructions

AIR CLEANER

All engines have a round air cleaner cartridge. In addition,
some engines have a pre-cleaner.
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/Installing Air Cleaner without Fuel Tank
CLIPS
KNOB
CARTRIDGE
PRE-CLEANER
and CARTRIDGE
FOAM
PRE-CLEANER
Dual element air cleaner
[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.
[5] Replace cover and reattach clips to body.
SPARK PLUG
Use only Briggs & Stratton Spark Tester (part number
19368) to check for spark.
Note:
In some areas, local law
requires using resistor spark
plug to suppress ignition sig-
nals. If this engine was origi-
nally equipped with resistor
spark plug, use same type
for replacement.
AIR COOLING SYSTEM
Debris may clog the
engine's air cooling
system. Remove
blower housing and
clean area shown to
prevent overheating
and engine damage.
COVER
PLATE
Î Î Î Î
BODY
.030" (0.76 mm)
WIRE GAGE
CLEAN ALL
AREAS
CAUTION: Do not use pressurized air or solvents to
clean cartridge. Pressurized air can damage
cartridge; solvents will dissolve cartridge.
Removing/Installing Air Cleaner with Fuel Tank
"UP"
Air cleaner (if equipped 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 plate (top side marked "UP") and nut.
[4] Reinstall cover. Tighten knobs securely.
OIL COOLER (if equipped)
Clean oil cooler of
all debris and chaff.
VALVE CLEARANCE
GASOLINE ENGINES –
Check valve clearance yearly. (See Tune-up
Specifications on page 6).
NG / LPG ENGINES –
Valve clearance must be checked after every
100 hours of operation. Adjust if necessary.
13
MAINTENANCE
KNOB
COVER
NUT
PLATE
CARTRIDGE
PRE-CLEANER
BASE