9-17. LOCKING FUEL CAP.
—NOTE—
The vent groove on the cover is filled with sealant PR1422.
9-18. DISASSEMBLY OF LOCKING FUEL CAP. (Refer to Figure 9-5).
a. Remove two screws on the back of the fuel cap.
b. Remove screw which secures the pawl to the back of the key lock assembly.
c. Remove the pawl from the back of the key lock assembly.
d. Remove the nut which secures the key lock to the cover.
e. Slide the lock, rubber gasket, teflon gasket and spring over the back of the key lock.
f. The key lock may be removed by pushing the key lock through the cover. Ensure that the O-ring under the
key lock is not lost.
9-19. ASSEMBLY OF LOCKING FUEL CAP. (Refer to Figure 9-5.)
a. Insert the key lock through the cover, making sure that the O-ring is installed under the key lock.
b. Slide the spring, teflon gasket, rubber gasket and lock over the back of the key lock.
c. Reinstall the nut which secures the key lock to the cover.
d. Attach the pawl to the back of the lock assembly with screw. (Use Loctite #271 thread sealing compound )
e. Reinstall the two screws on the back of the fuel cap. (Use Loctite #271 thread sealing compound.)
C641
LOCK
GASKET (SYNTHETIC RUBBER)
PAWL
—NOTE—
ADD LOCKTITE #271 THREAD
SEALING COMPOUND
SCREW
GASKET (TEFLON)
SPRING
SEE NOTE
COVER
KEY LOCK
0-RING
PAWL
LOCK
COVER
SCREW
KEY LOCK
Figure 9-5. Locking Fuel Cap
PIPER AIRCRAFT
PA-28-161 CADET
AIRPLANE MAINTENANCE MANUAL
Issued: FEBRUARY. 28, 1989
FUEL SYSTEM
2A18
