Raytheon Beech Baron E55 - Page 241

RayZheon
Aircraft
BEECH
BARON
55
AND
58
SHOP
MANUAL
ELEVA
TOR TRIM
TAB
RIGGING
NOTE
Airplane
serials
TC-I
through
TC-1194
are
equipped
with
elevator
trim
tabs
which
are
cambered
only
on
the
bottom
surface.
Airplane
serials
TC-1195
and
after,
TE-1 and
after and
TH-1
and
after
use
uncambered
trim
tabs.
Beech
recommends
the
use
of
the
elevator
trim tab
travel
gage
shown
in
the
GENERAL
INFORMATION
section
of
this manual. Locate
the
travel
gage
at
station 35.75.
To
position
the
elevators
in neutral
on
airplane
serials
TC-1437
and
after,
TE-860
and
after
and
TH-
223
and
after,
a
tool
can
be
fabricated
from
5/16-inch-diameter
steel
rod
as
shown
in
Figure
4-13.
a.
Set the elevators
in
neutral.
To obtain neutral
on
airplane
serials
prior
to
TC-1437,
TE-860
and
TH-223,
insert
the
control column
locking
pin
into the
matching
holes
in
the
control
shaft
torque
tube
and
control
column
hanger.
To
obtain neutral
on
later
models,
insert
the
short
end
of
the fabricated
tool
into the
control
column
hanger.
Refer
to
Figure
4-13.
Move
the
control
column
aft
and
insert
the other
end
of the tool
into the control
shaft
and
torque
tube.
b.
Set the
elevator
trim tab
control
to
23"
nose
up.
c.
Adjust
the tab
actuator
so
that the
actuator
rod
extends
for two-thirds
of its
total
travel.
d.
Set
the
tab
at
23"
down
and
connect
the
pushrod
to
the
actuator.
e.
Install the chain
on
the
actuator
sprocket
so
that the
three
links
on
the
bottom
of the
sprocket
are
left
unengaged.
Tighten
the cables.
f.
Rig
the
tab
cable tension
as s
hown in
Figures
4-1 1
or
4-1 2.
Whe
re
the
cable divides
into
two
cables,
the
tensions
of
the
two
cables
must
be
equal
within
2
pounds.
g.
Check
the elevator
trim tab
travel and
adjust
the tab
cable
stops
to
obtain 9"
to
1 1"
deflection
above,
and
22"
to
24"
deflection
below the
elevator.
h.
Safety
wire the
turnbuckles
and
stops.
i.
Use
a
push-pull
scale to
check the force
required
to
move
the
tab
cable
system.
Pulling
in
line
with
the
cable,
the
force
must
not
be
over
the
following
limits:
TC-1 and
After
20
Pounds
TE-1
and After
20
Pounds
TH-1 thru
TH-1388,
TH-1390
thru
TH-1395
20
Pounds
TH-1389,
TH-1396
and After
20
Pounds
IWARNING(
WARNING
After
rigging
the
elevator
and
elevator
trim
tab
control
system,
check
for
correct
movement
of the control
surfaces
with
respect
to
the
movement
of the
controls.
When
the
elevator
trim
tab
control
is
moved
toward the NOSE
DOWN
position,
the
elevator
trim
tab
should move
UP.
E16
4-33