Section Xl. ELECTRICAL SYSTEM
b. Clean and Adjust.
2-33. General
(1) Inspect the spark plug for cracks and ex-
The engine electrical system consists of the
cessive gap.
magneto, spark plugs and ignition leads. The
(2) Clean the spark plug by wire-brushing and
magneto is a radio shielded assembly that contains
by digging out carbon around the insulator with a
the breaker points, capacitor and timing gears for
sharp instrument.
determining the spark advance.
(3) Using a 0.030 inch spark plug gage, set the
spark plug gap.
a. Removal.
c. Installation.
(1) To remove spark plug use an open wrench to
(1) Install spark plug and tighten to a torque of
loosen the shielded ignition cable connecting nuts
25 to 30 foot-pounds.
(2) Insert the shielded ignition cable ends into
from the spark plug.
the spark plugs and tighten the connector nuts.
(2) Using a deep socket wrench, remove the
Replace a defective spark plug cable (fig. 2-1).
spark plug.
