Raytheon Beech Baron E55 - Page 247

Ral~heon
Aircraft
BEECH
BARON 55
AND
58
SHOP
MANUAL
b.
Replace
any
parts
showing
evidence of
wear.
Lubricate
the
screw
threads
with
lubricating
grease
(11,
Consum-
able
Materials Chart
Section
2).
c.
Lubricate
the
O-ring
with Silicone
Compound (57,
Consumable
Materials
Chart,
Section
2).
ELEVA
TOR TRIM TAB
ACTUA
TOR ASSEMBL
Y
(TC-
I
THRU
TC-1
143;
TE-
1
THRU
TE-61
7)
FIGURE
4-15
a.
Install
the
bearing
(3)
on
the
nut
assembly (2).
b.
Install
the
bushing (8)
and the
bearing (7)
on
the
actuator
screw
(4).
c.
Install
the
actuator
rod
end
(6)
on
the
screw
using
the
spacer
(5)
and
new
rivets
(12
and
13).
NOTE
The
rivets
(12
and
13)
and
spacer
(5)
were
replaced
with
a
shoulder
pin,
washer,
nut
and
rivet
at
airplane
serials
TC-1071,
TC-1073
through
TC-1143,
TE-521,
TE-528
through
TE-538
and TE-543
through
TE-617.
Refer
to
Figure
4-15
insert.
d. Install
the
actuator
screw
into
the
nut
assembly.
IWARNING(
WARNING
The
trim
tab
actuator
that
will
be
installed
on
the left-hand
horizontal
stabilizer,
shall
have
threads
on
its
actuator
screw
(4)
that
will
rotate
clockwise
when screwed
into the
nut
assembly
(2).
The
trim tab
actuator
that
will
be
installed
on
the
right-hand
horizontal
stabilizer,
shall have threads
on
the
actuator
screw
(4)
that
rotate
counterclockwise
when
screwed
into
the
nut
assembly
(2).
e.
Push
the
nut
assembly
into the
actuator
housing
(11).
f.
Install the
snap
ring
(1)
in
the
housing.
g.
Install
O-ring (14)
in
bushing
(10).
h.
Use
a
spanner
wrench
to
install the
adjusting
bushing
(10)
into
the
housing
until end
play
of the
nut
assembly
is
no
more
than
0.005
inch.
The
nut
assembly
must
be
free
to
rotate
with
no more
than
15
inch-pounds
of
torque
applied
to
the
shaft,
with
no
binding.
If
the
end
play
cannot
be reduced
to
within
limits,
replace
the
actuator.
i.
install
the
check
nut
(9)
on
the
adjusting
bushing.
ELEVA
TOR
TRIM
TAB
ACTUA
TOR
DISASSEMBL
Y
(TC-
1144 AND
AFTER;
TE-618
AND
AFTER;
TH-
1
AND
AFTER)
FIGURE
4-16
a.
Remove
the
bearing
cap
(1)
from
the
housing (5).
b.
Remove the
retaining
ring
(2)
from
the
actuator
housing
and
pull
the
collar
(3)
out
of
the
housing.
c.
Remove
the check
nut
(8)
and the
threaded
bushing
(7)
from
the
housing.
d.
Remove the
nut
assembly (6)
and
the
actuator
screw
(4)
from the
housing.
E16
4-39