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9. Retard
the throttles-
rod and one on
the
forward
retract
rod,
for evidence
10. Slowly bleed
off pressure
until
the
airspeed
of stretching
due
to
high
tension
loads.
indicator
registers
120 mph.
The landing
gear
will
a.
Place
the
airplane
on
jacks.
extend
immediately
if
the
pressure
switch
is pro-
perly
adjusted,
b.
Partially
retract
the
landing
gear
with
the
hand crank
to
remove
the
load from
the
retract
11.
Should
the
landing
gear
fail
to extend,
turn
the
mechanism.
Approximately
five
turns
of the hand
master
switch
OFF and adjust
the
pressure
switch
crank
will
be
sufficient.
(
inboard
switch
of
the
two installed
in
the
left main
gear
wheel well)
as
follows:
c.
Disconnect the
rod end on
the
forward
retract
rod from
the
brace
assembly,
inspect
the
rod
end
as Secure
the
rolled
up
tubing
so
that
it will hold
and rotate
the
bearing
to
insure
that
it is
free to
airspeed
indicator
reading
at 120 mph-
move inside
the
rod end.
b.
Connect
a continuity
tester
across
the
contacts
d.
Grasp
the
front
end of
the
aft retract
rod with
of
the
pressure
switch,
then turn the
adjustment
the
thumb
and index finger
and apply a rotational
screw
until
the
switch
closes
at
the
120
mph
reading
force
to the
rod.
The retract
rod
should
be free
to
on
the
airspeed
indicator,
move.
However,
if it cannot
be rotated
freely,
remove
it from
the
airplane,
thoroughly
inspect
12.
Turn
the
master
switch
ON and check
the
each rod end and rotate
the
bearings
making
sure
landing
gear
safety
system
through the
complete
they
are
free to
move inside
the
rod end.
Replace
cycle
of operation.
rod ends if
the
bearings
drag.
e.
Reinstall
retract
mechanism.
NOSE WHEEL
STEERING
MECHANISM
The nose wheel
should
be parallel
to
the
fore and
WHEEL,
TIRE
AND
TUBE
MAINTENANCE
aft center
line of
the
airplane
with
the
rudder
pedals
in
the
neutral
position.
Take
the
nose gear
steering
Before
disassembling
either
the
main wheel
or the
actuator
arm
loose
at
the
back end and screw
the
nose wheel
completely
deflate
the
tire,
thus
avoiding
end
fitting
either
in or out
to
make
the
adjustment,
the
possibility
of
bodily
injury.
Then break
the
tire
beads
away
from
the
wheel
flanges
and
remove
the
self locking
nuts
and
washers
from
the
wheel bolts.
NOSE
WHEEL
TRAVEL
STOP
ADJUSTMENT
Separate
the
wheel
halves
and
remove
the tire.
The
travel
stop must be adjusted
so
the
nose wheel
Smooth
wheel
abrasions,
nicks
and burrs
with
a
travel
is stopped
when
the
shimmy
dampener
is
fine
file and retouch
with zinc chromate
primer
and
1/32
to
1/4 inch from
its maximum
travel.
aluminum
lacquer
to
prevent
corrosion.
Replace
any
damaged
wheel
parts.
Replace
tire
casings
If adjustment
is required
the
following
procedure
is
showing
breaks,
blisters,
or excessive
wear.
recommended:
Replace
tubes
as necessary.
a.
Loosen
the
locknuts
on
the
adjustment
bolts so
When assembling
the
main wheel,
torque the
bolts
they
clear the
stops
on
the
nose wheel
straightener.
to
140 inch pounds.
The
nose wheel bolts
are
torqued
at 83 inch pounds.
Torque
the
axle nut
to
15
-
20
b.
Turn
the nose wheel
to the
extreme
left
turn
inch pounds
while
rotating
the
wheel
to
seat
the
position.
The adjustment
bolts
must be clear
of
the
bearings.
Back off
the
nut
and
re-tighten
with the
stops
with
the
nose wheel
in
this
position.
·
fingers to
remove
end
play.
Using
a wrench,
tighten
the
nut
to the
next
available
cotter
key position.
c.
Place
tape
around the aft
end
of
the
shimmy
dampener
position
rod 1/32
inch
from
the
dust
Beech
Aircraft
Corporation
cannot
recommend
the
shield.
use of recapped
tires.
The
tires
may pass
the
retraction
test
when
first
installed;
however,
re-
d.
Turn
the
locknuts
on
the
adjustment
bolts
so
capped
tires
have
a
tendency to
swell
after
use and
the
nose wheel
is
turned and
the
tape
on
the
piston
may
cause
malfunction
of
the
retract
system
or
rod
just contacts
the
dust shield.
Tighten
the
damage
the
landing
gear
doors.
locknuts
securely.
BLEEDING
THE
BRAKE
SYSTEM
e.
Turn
the
nose wheel
to the
extreme
right,
place
the
tape on the forward
end of
the
piston
rod and
Use
only
MIL-H-5606
hydraulic
fluid
in
the
brake
repeat
steps
b, c,
and d.
lines
and insure
that
no dirt
or foreign
matter
is
allowed
to
get in
the
brake
system.
Dirt
can
get
under
INSPECTION
AND MAINTENANCE
OF
NOSE
seals
and
cause
leaks
or clog
the
compensating
valve
GEAR
RETRACT
ROD ENDS
and cause
the
brakes
to
lock.
Inspect
the three
rod ends,
two
on
the
aft retract
Use either gravity flow or pressure
bleeding
to
bleed
3-20
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Table of Contents
Troubleshooting
