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1.
P
r
e-Clea
n
e
r
2.
Figure 30. Air Filter Service
Replace Spark Plug
Spark Plug 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 31).
5. Reinstall the plug into the cylinder head. Torque the
plug to 180 in. lbs (20 N.m.).
Clean Combustion Chamber - Briggs & Stratton
Models
In order to maintain emission compliance, we
recommend that after every 100-400 hours of operation
you have an authorized Briggs & Stratton Service Center
remove combustion deposits from the cylinder, cylinder
head, top of piston, and around the valves.
Figure 31. Spark Plug Gapping
Pre-Cleaner Service
NOTE: Replace a worn or damaged pre-cleaner.
1. Figure 30. Wash the pre-cleaner in liquid detergent
and water.
2. Squeeze the pre-cleaner dry and saturate with
engine oil. Remove all excess oil by squeezing the
pre-cleaner in an absorbent cloth.
Air Filter Service
NOTE: Replace a worn or damaged air filter.
Simply tap the air filter on a hard surface to loosen and
remove dirt and debris. If the filter is still very dirty,
replace it.
Not
for
Reproduction