Mooney M20M - Emergency Gear Extension System Rigging

SERVICE
AND
MAINTENANCE MANUAL
M20M
MOONEY
AIRCRAFT
CORPORATION
1.SB(MAX)
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RETRACTION
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TOOL
TORQUE
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030007-100
WRENCH
250 -280
LEFT
MAII\I
GEAR
II\ICH
LBS.R
(VIEW
LOOKING
FWD
cE
MAIN LANDING GEAR RIGGING TOOL APPLICATION
FIGURE
32-1
1
NOTE
15.
Measure
nose
gear
bungee
assemblies
The eccentric
bushings
may
require rotating
to
dimension
"P"
as
shown
in
Fig.
32-8.
If the
springs
a
new
position
in
order
to meet
zero
preload
have
deflected less
than
.030
inches
or more
than
.070
condition.
inches from
the static
dimension
las
recorded
in
Step
2), adjust
the
length
of the
bungee
assembly’s
to
bring
3.
Measure
nose
gear
bungees
dimension
(P),RS.
the
deflection
within tolerance.
32-8,
and
record
for future
reference.
4.
Push
landing
gear
actuator
C/B
IN. 32-30-04
EMERGENCY GEAR
EXTENSION
SYSTEM
RIGGING.
5.
Place
landing
gear
switch
in
the
UP
position.
6.
Turn Master Switch ON
DISENGAGE
RIGGING:
7.
Push RED GEAR
SAFETY
BY-PASS SWITCH
1´•
Insert
cable
thru hole in
actuator
disengage
arm,
IN
and hold it
IN
to
partially
retract
landing
gear;
(B)
(Figure
32-12).
release switch.
2.
With RED
lever
(1) (Fig.
32-13)
in
full
disengaged
8.
Turn
Master
Switch OFF.
position
(down
and
latchedj,
push
actuator
disengage
arm
(B) (FIG.32-12)
to
full forward
position
and
apply
9.
Pull
landing
gear
actuator
C/B
OUT.
approximately
5
Ibs.
pull
to
cable
to
remove
slack.
10.
Screw
each
nose
gear
retraction tube
(F),Fig.32-5,
IN
(clockwise
looking
toward the front
of
3.
Install
D222 wire
stop,
(C)
tighten
nut
and
connect
the
aircraft)
one
(1)
full
turn,
then re-attach
to
main
spring
(E)
to
clevis
pin, (D).
retraction bellcrank.
4.
Lift RED lever and
pull
’T’ handle
(2) (Fig.
32-13)
11.
Place
landing
gear
switch
in
DOWN
position.
aside;
re-engage
RED lever.
Check
manual
extension
system
to
verify
that it
is
fully
disengagf?d
by
pulling
"T"
12.
Push latch
(5),
Fig.
32-13,
FORWARD
on
manual
handle;
no
resistance
should
be
felt.
If
a
resistance
is
emergency
extension controls
ton floorboard).
felt check cable
routing
through
pulleys
3
and
4
(Fig.
13.
Pull
RED
lever
(1),
Fig.
32-13,
back and
upward
32-13)
to
verify
whether it is
cable
routing
or
actuator
to
engage
manual
emergency gear
extension
system.
resistance.
14.
Pull ’7" handle
(2)
UP
(slowly
until
engaged)
and
5.
Move
RED lever
to
full
UP
position;
pull
"T"
handle
return
it
to
its
original
position.
Continue
thisprocedure,
slowly
to
verify
manual
extension
system
is
engaged.
stopping
when the
gear
down
light
JUST illuminates.
Resistance
should be felt
at
once.
32-30-04 4-99
12
OLDWILLWAYNE