Piper PA-24 Comanche Service Manual page 441

•
Ell8ggerated
View
of nicks
rn
leading edge
PIPER COMANCHE SERVICE
MANUAL
E"aggerated vIew of nick
In face of blade
FIGURE
7C·%' "TYPICAL NICKS AND REMOVAL METHODS
•
Recommended method for re-
movong niCkS bv rtffle hie Ind
crocus cloth. Blend
deepest portIOn
of "'Ck Into leadi"g edge 1119'"
me"t With smooth curves
/It.:
SECTION A.A-
Nick ,n face of blade rerT'oved
by "Ie ann crocus cloth 3S
recommended
•
1C·ll. InsaUadon Of
PropeUcr.
(Refer to Fipre 1C·l.)
a,
Clan propeller &ad enpne flanps.
b. Install spiMU bulkhnd (10) on
scatter
rine
par.
and torque bolts to specifications given in Ta.ble
VUC·I.
c. Observe the
surtCT
rin,
sur
to make sure it
is
mounted properly on the engine crankshaft
fla.r.~e.
The crankshaft
f1anIe
is scamped with
&.D
"0" mark a.nd the starter
tin,
gear is Ijkewise identified by an
"0" mark. Upon insW1&tion of the staner
rins
gear.
the markinp
shall be
mated to insure proper
instaU&tion.
cl. Lllbricate and install
o-nn,
(9) in the propeller hub
00rinI
JfOOvc.
e.
."'ollnt propeller on engiDe. Screw each stUd (7) into io maan,
fWlJe
busbinl a. few thrcads it a.
time
IIntil
all
are ript. Torque bolts to spec:ifications Jiven in Table VUC·1. Succy the mounting bolts with
MS2099SC41 wirc. routiftl the wire wouBb the lock pins (8).
f.
Check blade auk per puqrapb 1C·U.
g. Install
mpae cowlins.
(Reier to parqraph 7C·7.)
h. Install spinner (1) and secure with screws.
iC·12. AdjlllUllCDt Of Low Pitch Blade Anpe Seop.
a. The propeller comes from
the fa.ctory with the
low pitch Stop a.djusted for proper blade angle. If.
howeYer. this adjustment bu been dimarbcd• .the followin, procedUI'C is given for Obtaining blade angle;
1.
The blade angle (refer to Table
Vue·1)
is
detennined by plaCing a propeller protractor on the
face side of the propeller.
at
the 30 inch station. as measured from the hub center line. T!1c blade must be
horizontal.
POWER PLANT
ISSUED: 8/18172
2813