Piper COMANCHE PA-24-180 Service Manual page 448

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To pmven damage to the til when reoving the weight of the engine from the arphine. amh a
stand to the uil skid.
^
a. Attach a one-hlf ton (minimum) hoist to the liig
map and reneve the tenion on the engine
mounla.
ab. Check the engine for ay aiachmenmi remaing to obsmuc is removaL
uI. Remove the cocer pin. nut washer, frot rudder shock mount and seeve from each mouning
bolt.
ad. Slide bots out of atchin
points and swing engie free, pcing it on a suitable upport.
7C-20. Intallation of Engine. PA-24-260 (Turbocharged, (Refer to Figure 7C-4.)
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Atach a one-half ton (minimum) hoix to the engine lifing srp
and lift engine.
b. Swing enine ino place. posoning the ngine mounng
lup so they lig win mount
artmemsnt poins.
c.
Insert a moundng bolt into the engine mount until iu threadd end exends one or two threds
from the mount inrlf. Inser a shock mount between the engine mounting brcket and mount Slide the
mount bolt on hrough the mount and inert a mount spacer over the bolt and through the en(
e
mouning bracket
d. Repea the procedures in step "c" with the remaining three ateching points.
e.
Insall the front engine shock mouna on the bols and over the forward end of the mount spacerc
check to see thai the shock mouns are not binding. Install wshers and a nut on each mounting bolt.
Tighten the nurs progesey.
fllowing a circular squenc and torque o 40 footpounds and safery.
f.
Connect sarter able to sarter
nd clamp cable to lef cylinder baffles and engine mount.
g. Attach alterntor leads to altemtor and clamp them to right ylinder baffles and egine mount.
b. Connect governor conrol cable to governor and secure with clamps.
i.
Connect throttle and mixture control cabes to the injector and adjusment per paagrph 7C42.
j.
Connect waste gpe control cables and adjust per paragraph 7C-25.
k. Connect alternate air control cable and adjust per paragraph 7C-34.
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Attach bonding smaps to engine and engine mount.
m. Connect cylinder head temperature and exhaust gas rempernure leads at No. 6 cylinder and secure
to mount.
n. Connect fuel pressure fuel flow meter vent and oil pressure lines.
o. Connect fuel pump, inlet line and drain to firewall.
p. Connect oil temperature lead and tachometer cable to engine accessory bousing.
q. Connect magneto "P leads, retard lead (left magneto only) and shielding grounds to manetos.
r.
Connect turbo oil supply lines at the engine accessory housing.
s.
Connect manifold pressure line to number 6 cylinder.
t. Connect oil cooler hose to engine and cooler.
u. Connect engine breather to engine and secure with clamp.
v. Connect vacuum hose to vacuum pump and secure clamp.
w. Connect ducts to cabin heat inlet, oil cooler and fuel pump should, and secure with clamps.
x. Connect spark plug leads to left bottom spark plup and secure with clamps.
y. Install til pipe braces.
z. Install propeller. (Refer to paragraph 7C-11.)
aa. Install the proper grade and amount of engine oil.
NOTE
Refer to latest Lycoming Service Instruction No. 1241.
REVISED: 4/10/81
POWER PLANT
2G18
PIPER COMANCHE SERVICE MANUAL