Piper Cherokee Six - Page 290

PIPER
CHEROKEE
SIX SERVICE
MANUAL
6-37.
ASSEMBLY
OF BRAKE
MASTER
CYLINDER.
(Refer
to Figure
6-12.)
NOTE
Use
a small
amount
of
hydraulic
fluid
(MIL-H-5606A)
on the
"O"
ring
and
component
parts
to prevent
damage
and
ease
of
handling
during
reassembly.
a.
Install
new
"O"
rings
on the
inside
and outside
of the
packing
gland
(9)
and on
the
outside
of the
piston
(6).
(When
installing
teflon
"O"
ring
(5)
on piston,
it is recommended
that
it be
installed
with
the
use
of
a cone
placed
against
the
piston.
The
cone
may
be
constructed
of plastic
or metal
with
dimensions
shown
in
Figure
6-12.)
b.
To
assemble
the
piston
rod
assembly,
install
on the
rod (12),
in
order,
the
roll pins
(14),
return
spring
retainer
washer
(15),
return
spring
(13),
packing
gland
(9)
with
"O"
rings,
seal (10),
piston
(6)
with
"O"
ring,
spring
(4) and
retainer
bushing
(3). Secure
these
pieces
with
small
ring
(2)
on the
end
of
the rod.
c. Insert
the piston
rod assembly
in
the cylinder
(1)
and
secure
packing
gland
with
snap
ring
(11).
d.
Install
the
cylinder
per
paragraph
6-38.
6-38.
INSTALLATION
OF
BRAKE
MASTER
CYLINDER.
(Hand
Brake.)
(Refer
to
Figure
6-11.)
a.
Install
the
brake
handle
assembly
between
its
mounting
bracket
and secure
with
bolt,
washers,
nut and
cotter
pin.
Washers
should
be
placed
on each
side
of the
handle.
between the bracket, and under the nut.
b.
Place
the
cylinder
(8)
between
the
mounting
bracket
and
secure
the
base
end
with
bolt,
washers,
nut
and
cotter
pin.
This,
too,
should
have
washers
placed
on
each
side
of
the
cylinder
and
under
the
nut.
c. Connect
the
rod
end
of the
cylinder
to the
brake
handle
with
a clevis
pin
and
thin
washers.
Safety
the clevis
with
a cotter
pin.
d.
Connect
the pressure
line
to the
fitting
at the
bottom
of
the
cylinder.
e.
Connect
the
inlet
supply
line
(12)
to
the
fitting
at
the
top
of the
cylinder
and
secure
with spring clamp.
f.
Bleed
the
brake system
per paragraph
6-45.
Revised: 7/29/77 LANDING GEAR AND BRAKE SYSTEM
2B14