Spark plug, Note, Belt removal – Bolens 120-337A User Manual
Page 14
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Foam
Element
SPARK PLUG
The spark plug gap should be cleaned (see figure
29) and reset to a 0.030-inch clearance once a
season (see figure 30). Spark plug replacement is
recommended at the start of each mowing
season; check engine parts list for correct plug
type.
NOTE
Whenever the spark plug is removed
for cleaning, it is advisable to
replace the spark plug gasket with a
new gasket.
BELT REMOVAL
1. Remove the spark plug wire and ground it.
2. Drain the fuel tank or place a piece of plastic
film beneath the. cap to prevent gasoline
leakage.
3. Remove the three screws holding the cable
clip and belt guard (and idler assembly). See
figures 31 and 32.
Clean
Electrode
FIGURE 31.
FIGURE 29.
M-
FIGURE 30.
!
.030"
eeler Gauge
r
Spark
Plug
Cable Clip
Idler
Pulley
elt Guard
FIGURE 32.
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