Piper Cherokee Six - Page 183

PIPER
CHEROKEE
SIX
SERVICE
MANUAL
g.
Remove
the snap
ring (32),
washer
(31)
and
thrust
washer
(30)
from
the
bottom
of the barrel.
h. Disconnect
the
diagonal
rib (22)
from
the
horizontal
rib
(16)
that supports
the
trim
assembly
by removing
the
four
attachment
nuts,
washers
and
bolts.
i. Draw
the
trim
cable
(12) from
the
fuselage.
5-20.
INSTALLATION
OF
STABILATOR
TRIM
CONTROLS
(AFT).
(Refer
to
Figure
5-8.)
a.
Wrap
the
trim
barrel
(20)
by first
laying
the center
(as measured
equally
from
each
end
to
the center
of
the
cable)
of the
trim
cable
(12)
in the
slot
of the
barrel.
Bring
the
upper
cable
through
the
diagonal
slot
in the
flange
at the
upper
end
of the
barrel
and wrap
down
in a
counter-clockwise
direction.
Bring
the lower
cable
through
the diagonal
slot in
the lower
end
of the
barrel
and
wrap up
in a
clockwise
direction.
Wrap
the
cable
as evenly
as possible
to obtain
23
wraps
on
the barrel
as
viewed
from
the side
opposite
the
slot
and with
the cables
extending
out from
the slotted
side.
b.
Block
both cables
by clamping
them
between
two pieces
of wood
laid
next
to
the wraps
to prevent them from
unwrapping.
c.
Ascertain
that
the barrel
bushings
(19
and
29) are
installed
in the
rib
plate
(17)
and
clip (21).
d.
Lubricate
the bushings
and
install
the
trim
barrel
(20)
in the
bushings
be-
tween
the
two
support
ribs.
Attach
the bottom
diagonal
rib
(22)
to horizontal
rib
(16)
and secure
with bolt,
washers
and nuts.
e.
Install
the
thrust
washer
(30),
washer
(31)
and snap
ring
(32)
on
the lower
end
of the
barrel.
f.
Install
the
trim
screw
(23) in
the barrel
(20)
and
secure
each
end with
a
cotter
pin through
the screw.
g.
Route
the cables
into
the
fuselage
and
attach
the ends
to
the forward
trim
cables (8 and 9).
h. Remove
the
blocks
that
are holding
the forward
cables
tight
and aft
cables
at the barrel.
i. Set
cable
tension
and
check
rigging
and
adjustment
per paragraph
5-21.
Check
safety
of all
turnbuckles.
j
. Install
the
tail
cone
and
secure
with
screws.
k. Install
the
access panel
to the
aft section
of the
fuselage.
SURFACE
CONTROLS
1H15
Issued:
8/17/72
1H15