Piper COMANCHE PA-24-180 Service Manual page 441

PIPER COMANCHE SERVICE MANUAL
7C-7. Insuallaon Of Enine Cowling.
a Position the bottom cowling and secure with screws o the firewall bulkhead.
b. Secure the gear door frame channels co the firewll and engine mount snrps uing aiachimg
srewl.
c. Connect cowl flap conrol cables to flap actuatng arna.
d. Connect gear door acuanng rods to doors.
e. Connect drain tubes to outler in bottom cowl.
f. Posinon top cowl on engine asembly.
g. Attach rie cowl suppor channeis to the firewall with screws, wasers and nuts.
h. Secure the cowl noe section halves with screws.
i. Secure top cowl to firewall bulkhead with screws.
J. Adjust nose gear door. (Refer to Section VI.)
k. Secure side panels with fasteners.
7C-8. opeller.
CAUTION
Before performing any service functions on the propeller. asceruin thr
the master switch is OFF, the magneto switches are OFF (grounded)
and the mixture control is in the IDLE CUTOFF position.
7C-9 Removal Of Propeller.(Refer to Figure 7C-1.)
a. Ascertain that master switch and magneto switches are in the OFF position.
b. In some manner identify the position of each part in relation to the other to facilitate insrtllUaon.
c.
Remove the spinner (1) by removing the screws that secure it to the spinner bulkhead.
d. Remove the engine cowling. (Refer to paragraph 7C-5.)
e. Place a dnp pan unde; the propeller to catch oil spillage.
f.
Cut the safery wire around the propeller mounting studs (7) and remove the studs from the engine
flange. The nuts are frozen and pinned to the studs, so the studs will urn with the nuts.
g. Pull the propeller from the engine shaft.
h. Remove the propeller O-ring (9) from the propeller hub O-rng groove.
i. The spinner bulkhead (10) may be removed from the starter nng gear by removing nuts and
washers.
POWER PLANT
ISSUED: 8/18/72
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