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Document: - page 12 (Black)
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12
MAINTENANCE
AIR CLEANER
All engines have an 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. Saturate in engine oil. Squeeze in
clean, absorbent cloth to remove all EXCESS oil.
CAUTION: Do not use pressurized air or solvents to
clean cartridge. Pressurized air can damage
cartridge; solvents will dissolve cartridge.
COVER
KNOB
COVER
CARTRIDGE
KNOB
CARTRIDGE &
PRE-CLEANER
STUD
BASE
HEIGHT
(SEE NOTE
BELOW FOR
P/N’S)
REMOVING AND RE-INSTALLING AIR CLEANER
[1] Remove cover knob and cover.
[2] Remove cartridge knob.
[3] Carefully lift air cleaner assembly (pre-cleaner, if
equipped, and cartridge) from base over stud.
[4] Clean base carefully to prevent debris from entering
carburetor.
[5] Reassemble pre-cleaner on cartridge and place assem-
bly over stud. Air cleaner must fit securely in base.
[6] Tighten cartridge knob securely.
[7] Replace cover and tighten cover knob securely.
Note: To determine part number of replacement pre-cleaner
and/or cartridge, measure height of part and find P/N below.
• Cartridge height = 2-1/2 in. 493910. . . . . . . . . . . . . . . .
• Pre-cleaner height = 2-1/2 in. 272477. . . . . . . . . . . . .
• Cartridge height = 3 in. 496894. . . . . . . . . . . . . . . . . . .
• Pre-cleaner height = 3 in. 272403. . . . . . . . . . . . . . . . .
• Cartridge and pre-cleaner height = 3 in. 5053. . . . . . . . .
FUEL SYSTEM
WARNING
Replacement parts for fuel
system (cap, hoses, tanks,
filters, etc.) must be the same
as original parts, otherwise
fire can occur.
REPLACE FUEL FILTER (if equipped)
PART NO. 298090 OR 5018
(WITHOUT FUEL PUMP)
FUEL FILTER
FUEL HOSE CLAMPS
PART NO. 394358
(WITH FUEL PUMP)
[1] Disconnect spark plug
wire and keep away from
spark plug.
[2] Drain fuel tank or close
fuel shut-off valve before
replacing fuel filter.
Otherwise, fuel can leak
out, creating a fire/explo-
sion hazard.
WARNING
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.
.030” (0.76 mm)
WIRE GAGE
RESISTOR P/N 802592
STANDARD P/N 492167