Piper Cherokee SIX 300 Service Manual page 381

PIPER CHEROKEE SIX SERVICE MANUAL
CAUTION
Make certain
the deep socket is properly
seated on
the spark plug hexagon as damage to the plug could
result
if the wrench is cocked to one side when pres-
sure is applied.
b. Carefully
insert the terminal
insulator
in the spark plug and tighten the
coupling nut.
POWER PLANT
Issued: 8/17/72
2F17