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264v11,12 - page 12 (Black)
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12
MAINTENANCE
CHANGING OIL FILTER (if equipped)
Replace oil filter after every 100 hours of operation.
[1] After draining engine of used oil, fill with fresh oil.
[2] Before installing new filter, lightly oil filter gasket
with fresh, clean oil.
[3] Screw filter on by hand until gasket contacts oil
filter adapter.
[4] Tighten 1/2 to 3/4 turn more.
[5] Start and run engine at idle to check for leaks.
[6] Stop engine. Re-check oil level. Add oil if required.
OIL FILTER
AIR CLEANER
All engines have an air cleaner cartridge. The cartridge is
either flat or oval (see illustrations). In addition, some
engines have a pre-cleaner.
Flat Air Cleaner
SCREW
COVER
BASE
PRE-CLEANER
P/N 493537
CARTRIDGE
P/N 491588
or P/N 5043
CARTRIDGE
LIP
ASSEMBLE SO
CARTRIDGE LIP TOUCHES
BASE IN DIRECTION SHOWN
TABS AND SLOTS
PRE-CLEANER LIP
REMOVING and INSTALLING FLAT AIR CLEANER
[1] Loosen screw and tilt cover down.
[2] Remove air cleaner.
[3] Install clean (or new) air cleaner assembly inside
cover. Lip of pre-cleaner (if equipped) must be at
bottom of cartridge pleats.
[4] Insert cover’s tabs into slots in bottom of base.
[5] Tilt cover up into place.
[6] Tighten screw.
CLEANING Flat/Oval Pre-Cleaners and Cartridges
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. Air dry
thoroughly. Do not oil pre-cleaner. Re-assemble dry
pre-cleaner on clean cartridge.
Cartridge
To clean cartridge, gently tap pleated paper side on a flat
surface.
Oval Air Cleaner
ASSEMBLE SO THAT
CARTRIDGE LIP
SITS INSIDE BASE
2 SCREWS
COVER
BASE
CARTRIDGE
P/N 690106
PRE-CLEANER
P/N 273356
REMOVING and INSTALLING OVAL AIR CLEANER
[1] Loosen two screws and lift off cover.
[2] Remove air cleaner assembly (pre-cleaner, if
equipped, and cartridge) from base.
[3] Install clean (or new) air cleaner assembly in base. Air
cleaner must fit securely in base.
[4] Place cover over air cleaner.
[5] Tighten screws.
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 signals. If this en-
gine was originally
equipped with resistor
spark plug, use same type
for replacement.
.020” (0.51 mm)
WIRE GAGE
RESISTOR P/N 499608
AIR COOLING SYSTEM
We recommend that after every 100 hours you have an
authorized Briggs & Stratton Service Dealer clean the air
cooling system.