Rigging The Landing Gear - Beechcraft TRAVEL AIR 95 Shop Manual

95-590001-1C/6
RIGGING THE LANDING
GEAR clearance is not obtained
adjust
the
landing
gear
up
limit
switch. The up limit switch is
located
adjacent
Whenever
the
landing gear
mechanism
or doors are
to the
landing gear actuator
assembly
under
the
pilot
removed
or disconnected, retract
the
gear and check
and copilot
seats. To adjust
the
up limit switch,
the
rigging.
The following
procedure
for rigging
the
lower
the
landing gear 1/8
to
1/4 turn
of
the
emer-
landing gear
was written on
the
assumption
that
the
gency hand crank and adjust
the
switch by
turning
entire landing
gear is out
of rig.
the
screw
in
the
actuator
so
that
it
just breaks
the
circuit.
NOTE
f
.
Extend gear and check hand crank. There should
Over-tightening
the
nut
on
the
bolt
that
connects be 1/8
to
1/4
turn
between
the
extended
position
and
the
retract
rod
to the
shock strut can
bind
the the
internal stop. The down limit
switch adjustment
strut or distort
the
drilled shank of
the
bolt. is
accomplished by
bending
the
switch
actuator
arm
Torque
the
nut only
to 25
to
75 inch-pounds,
tab
so
that
it
just
breaks
the
circuit.
All landing gear
operations,
tests
and
adjustments
g.
Extend and retract
the
gear
two
or
three times
on aircraft
TD-2
thru TD-59
are
to
be made with a
to
assure
that the
switches are
correctly
set. Check
maximum of 25 volts.
On TD-60
and after, a new
the
hand crank
each
time to
insure proper
adjust-
brush
installed in
the landing
gear motor
allows full
ment.
28-1/4
volts
to
be used. Installation of a new motor
or
the
replacement brushes
(35175-A)
will allow
the
h.
Adjust
the
main retract rod (either right
or
use of 28-1/4
volts on aircraft prior
to
TD-60.
left)
to
maintain
1/16 inch minimum
clearance
be-
tween the
joint
(knee)
of
the
V-brace
and
lift leg and
a. Lengthen
the
main and nose gear retract rods
the top
wing skin with
the
landing gear
fully
retrac-
sufficiently
to eliminate
the
danger
of
the
V-brace
ted.
The main gear should retract only far enough
on
the
main gear damaging
the
skin when
the
gear is
to
clear
the
inboard door in addition
to
maintaining
retracted and excessive
tensions
of
the
nose gear
the
minimum of
1/16
inch
clearnace. To decrease
retract rods. Damage
to
vital
parts
may result if
the
clearance between
the
knee and
the
top
wing
abnormal
loads are applied
to the
retract
system, skin, shorten
the
retract rod;
to
increase
clearance,
By lengthening
the
retract rod, such danger
is re-
lengthen the
retract rod,
moved. Disconnect uplock
cables at the
brackets,
leaving
the
springs
attached.
If
the
springs
are i.
When
the
proper setting is obtained,
leave
the
disconnected, upon
the
retraction
of
the
gear
the
gears in
the
retracted position
and screw
the
stop
uplock arm may damage
the
top
wing
skin. Place
bolt down against
the
main strut.
To
assure a
firm
the
uplock block in
the
lower position,
seating,
insert
a
.003
feeler gage
under
the
bolt
head and
adjust
the
bolt until a firm, steady effort
b. Disconnect nose wheel door linkage
at
attaching is required
to
pull
the
feeler
gage out.
With
the
point on
the
door and remove
links
by unscrewing at feeler gage
removed, screw
the
bolt
down an addi-
the
upper
ball
joint.
tional 3/4
turn.
Tighten
locknut securely.
c. Remove bolts attaching
the
main gear
outboard
j
.
Check
the
uplock roller for free movement
and
door links
to
main
strut.
Remove inboard door
a clearance of
.
010
-
.
020 inch between
the
actuator
rod by unscrewing
from inboard rod
ends roller
and
the
uplock block.
If
this
clearance is
and removing bolt in door bracket, not
correct,
the
uplock
must be adjusted. To
adjust,
loosen
the
block
retaining
bolts
and
adjust
the
d. Screw
stop
bolts into
the
V-brace
assembly
of
clearance between
the
roller and
the
uplock block.
the
main
gear
until approximately four or five The uplock
bracket and
the
block are serrated and
threads
are showing.
the
serrations must be interlocked with each other.
(CAUTION
k. Extend gears
and attach the
uplock cable
to
bracket.
When running
the
gear
electrically
before
the
switches
are reset or
for
the
first
time
after
l
.
Retract
the
gears
intermittently
as in step
e.
resetting
the
switches,
run it
with extreme
above and
observe
the
locking action of
the
uplock
caution
to
make sure
the
switches open
the
bracket. If it starts
to
lock
too
soon
it is an indi-
electrical
circuits
before
the
sector gear
hits
cation
that
the
uplock cable is
too tight.
The cable
the
internal stops in
the
gear box. The sector should be adjusted for
a
tension of 52-1/2
+
10
-0
gear
should not be
touching the
stop when
the
pounds. The
tension
is adjusted at
the
outboard
end
motor
stops
coasting. Serious
damage
may
of
the
cable.
If sufficient adjustment is not
obtain-
result if
the
internal
stops
are hit by
the
able
at
the
cable
eye, additional
adjustment may
sector gear.
also be made at No. 3 wing rib
by
moving
the
cable
housing
inboard or outboard,
e. Run
the
gear about 2/3 up,
then
stop and inch
the
gear
the
remaining
distance
to
the limit switch
m.
Extend
the
gear
and
check
the
force required
to
by intermittent operation
of
the
circuit breaker,
deflect
the
knee
joint.
With
the
gears
in down posi-
Check hand crank
for
1/8
to
1/4
turn
between
re-
tion, it should
take
45
to
65 pounds
of
force
to
de-
tracted
position
and
the
internal stop. If
this
flect
the
knee
joint.
To increase
tension,
add
3-16
Issued:
October, 1971