Accessory Drive - Piper Malibu Meridian PA-46-500TP Airplane Maintenance Manual

Accessory Drive (See Figure 1.)
The airplane is provided with an accessory drive assembly mounted on the engine dual drive pads. The
accessory drive powers the alternator and the air conditioning compressor.
A. Removal
(1) Remove alternator and belt per 24-30-00, Alternator - Removal.
(2) Remove air conditioning compressor and belt per 21-50-00, Compressor - Removal.
(3) Disconnect drain line from bottom of accessory drive housing.
(4) Remove cotter pin, nut, and washer, and remove pulley and key from aft end of accessory
drive shaft.
(5) Remove seven bolts and washers securing housing assembly to engine dual drive pads.
(6) Remove housing assembly and gasket from engine dual drive pads.
(7) Remove cap (and
with Piper Service Bulletin No. 1158A,
(8) Remove spacer from forward end of accessory drive housing.
B. Installation
(1) Insert spacer into forward end of accessory drive housing.
(2) In S/N's 4697001 thru 4697221, for those airplanes which have not complied with Piper
Service Bulletin No. 1158A,
(3) Lubricate accessory drive shaft (quill shaft) spline with a thin even coat of Molykote "G".
Remove excess.
(4) Place cap onto aft end of housing, aligning holes in cap with holes in housing.
CAUTION: TAKE CARE TO ENSURE ACCESSORY DRIVE SHAFT (QUILL SHAFT) SPLINE
(5) Install gasket and housing assembly onto engine dual drive pads.
(6) Secure housing assembly to engine dual drive pads with bolts and washers (7 ea. - four long
and three short). Torque bolts (oiled) to 65 - 85 in. lbs and safety.
(7) Connect drain line to bottom of accessory drive housing.
(8) Install pulley onto aft end of accessory drive shaft (quill shaft) and secure with key, washer, nut,
and cotter pin. Install nut as follows:
(a) Initially torque nut to 200 in./lbs., and then inspect alignment of nut castellation relative to
cotter pin hole in bolt. If necessary, increase torque as required to rotate nut castellation
into alignment for cotter pin installation.
(b) Do not exceed 350 in./lbs. of torque.
(9) Install air conditioning compressor and belt per 21-50-00, Compressor - Installation.
(10) Install alternator and belt per 24-30-00, Alternator - Installation.
7F19
PIPER AIRCRAFT, INC.
PA-46-500TP, MALIBU MERIDIAN
MAINTENANCE MANUAL
ACCESSORY DRIVES
in S/N's 4697001 thru 4697221, for those airplanes which have not complied
insert bushing into aft end of housing.
MESHES WITH ENGINE DRIVE SPLINE, WHEN INSTALLING HOUSING
ASSEMBLY.
also remove bushing) from aft end of housing.
72-60-00
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Apr 15/07