Mooney M20K - Alternate Air Door Rigging; S;N25-0001 Thru25-0780

SERVICE
AND MAINTENANCE
MANUAL M20K MOONEY
AIRCRAFT
CORPORATION
71-621)0 -ALTERNATE AIR
DOOR
RIGGING 1.
Clamp
housing
of
altemate air intake
control
assembly
at
the
bracket
on
altemate
air box
so
housing
71-62-10
S/N 25-0001 thru
25-0780
extends
only
.13 inches
beyond
clamp.
This
will allow
(Unless
modified IIAMISI
M20-71).
maximum
travel of altemate
air door
lever
assembly.
2. The altemate air lever
assembly
should be
rigged
1.
Adjust
actuating
lever
arm,
n’ding
in the door
slot,
so
.06
to
.13
gap
remains
when the
altemate air
box
to
be
in
the detent
of
the
slot
when
closed.
door is held dosed with the
magnetic
catch
assembly.
2. There should
be
1/8 inch
cushion between the control
3. The annunciator
light
switch is
mounted
on
the
cable
knob
and
the
panel
in
the
cabin atthis
position,
altemate air
box
and
should
be
n’gged
to
extinguish
the
3.
An
electn’cal switch
on
the
cockpit
control
light
with bottom of door .25 in.
(max)
from full closed.
activates
the
"Alt Air" annunciator
light
on
A/C 25-0001
4. Check
opening
force
of
door. It should take
through
25-0780.
between
4.5
and 7.5
pounds
to
open
the door. Take
readings
at
approximate
location of
the
magnetic
catch
71-62-20
S/N 25-0781 LATER
AIRCRAFT
assembly.
(Inciudes
earlier AIC modified
IIAIW 5.
Comply
with SI M20-83
to
inspect
and
replace
st
M20-71)
(REF.
FIG.
71-8)
magnet.
FWD
OUJBOARD
REQ’D.
TO ALLOW
FOR MAX
TRAVEL
O~
LEVER PSSY.
to
,06
In,
.13
In,
~3
In,
GAP
REQ’D.
BRWEEN
ACTUATOR
ROD h
DOOR ASSY.
WTTH
CONTROL
KNOB
IN
CLOSED
POSmON
M20-83 installs
a
bolt
inplace
of
the
safety
wire
secure
magnet.
ALTERNATE
AIR DOOR RIGGING
(25-0781125-TEA)
FIGURE 71 8
71-62-00
20
OLDWILLWAYNE