THE NEW PIPER AIRCRAFT, INC.
PA-32-301FT / 301XTC
MAINTENANCE MANUAL
PAGE 3
Jun 1/03
1J15
20-00-00
4. Removing Cherr
yloc
k Rivets
Use following procedure to remove cherrylock rivets:
A. To remove from thick material, use a tapered steel drift
pin to drive out rivet stem. (See Figure 3, View 1.)
CAUTION: DRIVING OUT THE LOCKED STEM OF
RIVETS INSTALLED IN THIN MATERIAL
MAY DAMAGE THE MATERIAL.
NOTE
: Drilling completely through the rivet sleeve,
when removing rivets, tends to enlarge hole.
B. To remove from thin material, drill away tapered portion
of stem to destroy the lock. Use a small center drill bit
on top of the rivet stem to provide a guide for a larger
bit. (See Figure 3, Views 2 and 3.)
C. Pry remainder of locking collar out of rivet head with a
drift pin. (See Figure 3, View 3.)
D. Drill almost, but not completely, through head of rivet.
Use a drill bit the same size as the rivet shank.
(See Figure 3, View 4.)
E. Use a drift pin as a lever to break off rivet head.
(See Figure 3, View 5.)
F. Drive out remaining rivet shank with a pin having same
diameter as rivet shank. (See Figure 3, View 6.)
Removing Cherrylock Rivets
Figure 3
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