Piper PA-24 Comanche Service Manual page 424

PIPER COMANCHE SERVICE MANUAL
.'70
LEFT MAGNETO
COMBINATION STARTER AND IGNITION SWlTOf-- .......
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BATTERY:
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0
STARTlNGMOTOR
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) SCHEMATIC wmlNG DIAGRAM
. - / IGNITION SYSTEM. RETARD BREAKER MAGNETO
SINGLE ENGINE
FIGURE 78-14. IGNITION SYSTEM RETARD BREAKER MAGNETO INSTALLATION
7B47. Startial Vibrator. (Refer to Figure
1B.14 )
a. D,sconnect
all
spark plulleads from the left magneto, at the spark plup.
CAUTION
Be sure
all
left magneto spark plug leads ue removed. thus preventing
cross-firing of
eae
mqneto and the possibiliry of hazardous cendirions.
b. Rotate engine crankshait until number one cylinder is in itS rewd firing posicon. L'smg the
11-851 Timing Light. check to sec that both mll"eto contact usemblin lre open.
c. Electrically disconnect starter from suner solenoid. If this is not possible. remove battery terminal
from starter switch or remove starter switch termInal fr(lm vibrator.
CAUTION
It is necessary that the starter be electrica.lly removed from the circuit before the vibrator
is put into operation to eliminate possibility of starter being enetJiud during
eae rest,
d. Place combination switch in its "LEFT" position.
POWER PLANT
ISSUED:
8/18/72
2 F20
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