THE NEW PIPER AIRCRAFT, INC.
PA-32-301FT / 301XTC
MAINTENANCE MANUAL
PAGE 11
Jun 1/03
5C17
74-10-00
(6) Remove rotor gear by prying it out of the end of the rotor assembly using two flat-blade
screwdrivers.
(7) Remove contact breaker assembly - Impulse Coupled and Direct Drive Magnetos
(a) Disconnect coil lead wire from contact breaker assembly.
(b) Remove screws and washers from breaker assembly.
(c) Remove contact breaker assembly from bearing cap.
(d) Remove cam by prying straight up with a screwdriver blade.
(8) Remove rotor assembly
CAUTION: DO NOT ALLOW ROTOR TO COME INTO CONTACT WITH METAL CHIPS OR
FILINGS. ROTOR IS MAGNETIZED.
(a) Remove two screws and two bearing plate clamps.
(b) Press against the drive end of the rotor shaft and withdraw the rotor and bearing cap
assembly from the drive frame.
(9) Remove bearings from shaft and discard
CAUTION: DO NOT DISASSEMBLE BEARING CAP ASSEMBLY SLICK PART NUMBER
M-3485. THIS ASSEMBLY HOLDS A DOUBLE-SHIELDED BEARING CAPTIVE
IN THE BEARING CAP AND IS PRE-LUBRICATED AT THE FACTORY WITH
SPECIAL GREASE THAT TOLERATES THE OZONE RICH ENVIRONMENT
WITHIN THE MAGNETO.
CA
UTION: DO NOT ALLOW ROTOR TO COME INTO CONTACT WITH METAL CHIPS OR
FILINGS. ROTOR IS MAGNETIZED.
(a) Place rotor on T-152 spacer with drive end down. Using T-125 assembly fixture, press
rotor shaft, removing bearing cap assembly.
(b) Reverse rotor shaft and insert T-121 bearing puller (both halves) between the drive end
bearing and the rotor magnet head.
(c) Place rotor and T-121 on T-152
spacer.
(d) Press rotor shaft and remove
drive end bearing.
(10) Remove coil (See Figure 9.)
(a) Remove coil primary ground
screw.
(b) Using coil wedge extractor T-122,
remove coil wedges and lift out
coil.
(11) Remove air vent/pressure vent plug
from magneto.
(12) Remove oil seal from magneto.
Coil Wedge Removal
Figure 9
To Next Page
Loading...
Need help?
General