PIPER
COMANCHE
SERVICE
MANUAL
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L.,
FIGURE
8-31.
REPLACING
BRAKE
DISC
d.
Slid.
th.
brak.
disc (4)
on
the wheel
..,d
posiaon
th.
cyliDder hollSing
apirut
th.
disc.
•.
Sec:un: the cylinder housins
to
th.
torque
plat.
widl
dI.
3
cap
bola
(
15)
..,d
saf.ty.
f. Connect the brake line
to
th.
br:ake cylinder housing.
g.
Bleed the
brak.
system
as
described
in
panpph
6-88.
NOTE
Th.
fint
three
or
four
brak.
applications. after
brok.
relining. should be
moderate
to
allow
th.
rains
in the lining to
bum
out
slowly.
Th.
buming
out
or
rains
is
also
dI.
determine factor in
th.
u'scfullif.
of
the
br:ak. lining Uld
if hiJh speed
stOpS
are
avoid.d. wh.never possibl.,
br:ak. lining life Uld broke p.rformance will be considerably improv.d.
60$7. RcpW:emCftt
Of
WMd
Brake
0Uc.
(C1cveIaad)(Rcier
to
FiJUrc 6-31.)
Rivet.d
Brok.
Disc.
a.
R.move
eiJht
rivers attaching br:ake discs ro inner wheel half
by
chiseling
off
head. inside drum
and
punching them
out.
b.
Place wheel half
....
mbly into boiling water for 5 minutes and remove disc from wheel casting
by
usc
of
pry
ban.
c. Clean casting thoroughly and apply heavy coat
of
zinc chrom
...
paint in brake disc recess.
d.
Place wheel casting into boiling water for a few minutes, remove and insert new replacement brake
disc into the expanded whe.1.
Ascc:rrain
tht
broke disc
is
properly seated
in
recess in wheel half.
c. Clamp wheel half and brok. disc assembly in
vise
and locate eight 3/16 inch drill. dnll through disc
with an
11/601
inch drill. and then «-drill with a 3/16 inch drill.
f. Rivet
....
h.e1 half
to
broke disc with eight
....
1'10125
AD6-7 rive". Set rivet from
both
end.
<a
be
certain rivet has properly filled the hole and file rivet heads flush with tire scat and paint.
LANDING
GEAR
AND
BRAKE
SYSTEM
ISSUED:
a/18m
lK16
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