Piper Comanche PA-24 Service Manual page 419

PIPER COMANCHE SERVICE MANUAL
g. Slide washers (9) on bolts (8) and tighten bolts uniformly all around to the torque limits of Table
VII-I and safety wire bolts
h Check blade track (Refer to paragraph
7-15)
h. Slide spinner
(10)
owr the propeller. align screw holes with the nuts in the bulkhead. and install
washers ( 12) and screws ( II) Tighten to the torque given in Table VII-I
7-12
Removal of Propeller. (Hartzell) (Refer to Figure
7-~
)
!\COTE
In some manner identify the position of each part in relation to the
other to facilitate installation
a. Ascertain that the master switch and magneto switches are in the off position
b Remme t he spinner (I) b\' remo\'ing the screws that secure it to the spinner bulkhead (4)
c Place a drip pan under the propell-
c
'.0
catch oil spillage
d, Cut the safet\' wire around the propeller mounting bolts (8) and remove the bolh from the engine
crankshaft flange.
e Pull the propeller from the engine crankshaft
f
Remo\'e the propeller "0" ring
(10) and shim (II) from the engine flange
g The spinner bulkhead rna\' be removed from the starter ring gear (5) b, remming nUlS. \\"hers
and bolts (6)
7-13 Cleaning. Inspection And Repair.
The instructions for cleaning. inspection and repair of the Hartzell propeller are the same as tho,. gi\en
for the McCaule\ propeller paragraph 7-10
7-14. Installation Of Propeller. (Hartzell) (Refer to Figure 7-3.)
a Position the spinner bulkhead (4) against the starter ring gear support (5) so that one arro\\ lines
up with the TC I. on the front face of the support
b Secure the spinner bulkhead to the starter ring gear support with 12 bolts (6). 12 nuts I'll. and 24
washers 0) lone under the bolt head and one under each nut) Carefully \lghten nuts uniformh to torque
limits shown in Table VII-I.
c Clean the propeller and engine flanges
d Obsene the starter ring gear to make sure it is mounted properly on the engine cranbhaft Ilange
The crankshaft flange is stamped with an "0" mark and the starter ring gear is likewise identified b\ an
"0" mark
Lpon installation of the starter ring gear. the markings shall be mated to insure proper
installation.
e Install "0" ring (10) and shim (II) on engine shaft
ISSLEO: 8/18/72
2A17
POWER PLA!\T