Air Cleaner - Briggs & Stratton 11B600 Operating & Maintenance Instructions

MAINTENANCE
CHANGING OIL FILTER (if equipped)
Replace oil filter after every 100 hours of operation.
OIL FILTER
[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.

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.
CARTRIDGE
P/N 491588
or P/N 5043
PRE-CLEANER
P/N 493537
ASSEMBLE SO
CARTRIDGE LIP TOUCHES
BASE IN DIRECTION SHOWN
PRE-CLEANER LIP
Flat Air Cleaner
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.
CARTRIDGE TABS AND SLOTS
LIP
COVER
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.
2 SCREWS
PRE-CLEANER
P/N 273356
BASE
ASSEMBLE SO THAT
CARTRIDGE LIP
SITS INSIDE BASE
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
BASE
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
equipped with
spark plug, use same type
for replacement.
AIR COOLING SYSTEM
We recommend that you have an authorized Briggs &
Stratton Service Dealer clean the air cooling system per
recommemnded intervals. (See Maintenance Schedule on
page 11.)
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Oval Air Cleaner
.020" (0.51 mm)
WIRE GAGE
originally
resistor
RESISTOR P/N 499608
COVER
CARTRIDGE
P/N 690610