Replacing the spark plug
8
CAUTION:
Do not touch the spark plug or plug cap if the engine is
.020"
running (high voltage).
(0.5 mm)
Switch off the engine before starting any maintenance
work. A hot engine can cause burns. Wear protective
gloves!
The spark plug must be replaced in case of damage to the
insulator, electrode erosion (burn) or if the electrodes are
very dirty or oily.
Remove the filter cover (see "Cleaning the air filter").
Pull the plug cap (8) off the spark plug. Use only the com-
bination wrench supplied with the saw to remove the spark
plug.
Electrode gap
The electrode gap must be .020" (0.5 mm).
CAUTION: Use only the following spark plugs:
NGK CMR7A-5.
9
Checking the ignition spark
Press the loosened spark plug (9) with the ignition cable
firmly connected against the cylinder using insulated pliers
(not near the spark plug opening).
Put combination switch (10) in the "ON" position.
Pull the starter cable hard.
If the function is correct, an ignition spark must be visible
near the electrodes.
10
Checking the muffler screws
11
12
STOP
Unscrew 3 screws (11) and remove the upper half of the
muffler (12).
Note: For saw models with catalytic converters (PS-32 C,
PS-32 C TLC), remove the converter along with the upper
muffler half.
The screws on the bottom muffler half (13) are now accessible,
and it is possible to check them for tightness. If they are loose,
13
tighten by hand (Caution: do not over-tighten).
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