AiR RLTER & PRE-CLEANER
SERVICE ° BRJGGS & STRATTON
MODELS
Service mntervaJ: Pre-Cleaner: Every 25 hours or as
required. Air Filter: Every 50 hours or as required.
RepJacement
mntervaJ: Pre-Cleaner: As required. Air
Filter: Every 200 hours or once per season.
Air FHter Remova_ & hstaHation
1. Lift up on the bottom of the Uatch(A, Figure 30) and
flip the Uatchaway from the cover.
2. Remove the cover (B). Remove the fluter (C) and pre-
deaner (D).
3. UnstaH the pre-deaner
(D) with the mesh side up.
UnstaH the fluter (C) as shown.
4. UnstaH the cover (B) making sure the tabs are inserted
into their slots. Secure with the latch (A).
Pre°C_eaner
Service
NOTE: Replace a worn or damaged pre-cleaner.
1. Figure 31. Wash the pre-deaner in liquid detergent
and water.
2. Squeeze the pre-deaner
dry and saturate with
engine oil. Remove all excess oil by squeezing the
pre-deaner
in an absorbent cloth.
Air Fi_ter Service
NOTE: Replace a worn or damaged air filter.
1, Figure 31, If stamped "Washable," the filter can be
washed with warm water and mild soap,
2, Rinse with tap water with the screen side UP allowing
dirt and debris to filter out,
3, Allow the filter to dry overnight before reinstalling,
REPLACE
SPARK PLUG -
BRJGGS & STRATTON
MODELS
Service lntervaJ: Yearly
RepJacement
Spark Plug: 71/500/691043
Spark Ptug Gap: .030" (.76mm)
1. Stop the engine and allow it to cool.
2. Clean the area around the spark plug.
3. Remove the spark plug.
4. Check the spark plug gap. It should be .030" (see
Figure 32).
5. Reinstall the plug into the cylinder head. Torque the
plug to 180 in. Ibs (20 N.m.).
Figure 30. Air FHter Assembty
-
Briggs & Stratton Modets
A. Air Fitter Latch
B. Air Fitter Cover
C. Air Filter
D. Pre-Cteaner
Figure
Pre-Oieaner
m
Air Filter
31. Air Fitter Service
Figure 32. Spark Plug Gapping
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