Cessna T188C - Page 150

MODEL
188
&
T188
SERIES
SERVICE
MANUAL
9-12. TRIM
TAB
CONTROL
WHEEL.
g. Reverse
the preceding
steps
for reinstallation.
h.
After cables
are routed in
position, install
pul-
9-13. REMOVAL
AND INSTALLATION.
(See
leys, cable
guards and
fairleads.
Ensure
cables are
figure
9-1.)
positioned
in pulley
grooves
before
installing
guards.
a. Remove
access
plate
from
left
side of
tailcone.
Ensure
roller
chains
are
positioned
correctly
over
b. Remove
access
panel
from
below
left door.
sprockets.
c. Remove
safety
wire
and relieve
cable
tension
i. Re-rig
system
in accordance
with
paragraph
at turnbuckle
(17).
9-16,
safety
turnbuckles
and reinstall
all
items
re-
d. Remove
screw and
bolts
(12) securing
support
moved
for
access.
(4)
to bracket
(9).
e.
Disengage
chain
(7) from
sprocket
(11) and
re-
9-16.
RIGGING.
(See
figure
9-1.)
move
support
(4) and control
wheel
assembly
from
a.
Remove
access panel
from under
left door.
aircraft.
b.
Remove access
plate
from left
side of tailcone
f. To
remove sprocket
(11) and
control wheel
(3) and
beneath actuator
on right
stabilizer.
from support (4),
drive out roll
pin (2) and slide
c.
Remove safety
wire and relieve
cable tension
at
sprocket from
shaft (1).
turnbuckle (17).
g.
Reverse
the preceding
steps
for reinstallation.
d.
Loosen
stop blocks
(18) on
control
cables.
Rig system
in accordance
with
paragraph
9-12,
e. Disconnect
push-pull
tube (22)
at actuator
rod
safety
turnbuckle
and
reinstall
all items
removed
end (23).
for access.
f. Adjust
control
cables to correct
tension
and
safety
turnbuckle
(17).
9-14.
CABLES AND
PULLEYS.
g. Rotate
trim wheel
(3) until position
indicator
(5) is
on the "TAKE-OFF"
triangle.
9-15.
REMOVAL
AND
INSTALLATION.
(See
h. With
elevators
and
trim
tab in neutral
position
figure
9-1.)
(streamlined),
rotate
actuator
rod
end (23)
IN or
a.
Remove
access
panel
from under
left
door.
OUT
as necessary
to align
with push-pull
tube (22)
b.
Remove
access
plates
from
left
side
of tailcone
and
secure.
and beneath
actuator
on right
stabilizer.
i. With tab
streamlined,
mount
an inclinometer
c. Remove
safety
wire,
relieve
cable
tension
and
on trailing
edge and
adjust
to
0
° .
disconnect
turnbuckle
(17).
d. Disconnect
cables at
clevis
(14).
NOTE
e.
Remove
travel
stop
blocks
(18).
f.
Remove
cable
guards,
pulleys
and
fairleads
as
An inclinometer
for
measuring
control
sur-
necessary
to
work cables
free
of aircraft.
Remove
face travel
is
available
from
the Cessna
chain guard
(25) and
disengage
chain
(27) from
sprok-
Supply
Division.
Refer
to figure
6-4.
et
(26) to
ease aft
cable
removal.
To
ease forward
cable
removal,
pull
the cable
which
has
the position
j.
Adjust
travel
stop blocks
to degree
of
travel
indicator
attached,
away
from
sprocket
(11).
specified
in figure
1-1 as
outlined
in figure
9-2.
k.
Reinstall all
items removed
for access.
NOTE
WARNING
To ease routing of cables, a length of wire
may
be
attached
to the
end
of
cable
being
Be sure
trim
tab moves
in correct
direction
withdrawn
from
the
aircraft.
Leave
wire
when
operated
by the
trim
control
wheel.
in place,
routed
through
structure;
then
at-
tach
the
cable
being
installed
and
use
wire
to pull
cable
into position.
Revision
1
9-7/(9-8
blank)