Mooney M20K - Indicating

MOONEY
AIRCRAFT CORPORATION
M20K
SERVICE
AND
MAINTENANCE
MANUAL
5.
After
completion
of
switch
adjustment,
turn 2.
If
coupling
(1)
has
sheared,
remove
engine
cou-
aircraft
power
OFF.
pling
drive
gear
(2)
from
engine
gear
housing
and
see
6.
Remove
switch
from hose and
gauge.
Section
37-30-02
below.
7.
Relnstall
switch in
Gyro.
Reconnect
wires.
3.
Use
a
screwdriver
or
similar
tool,
remove
pump
drive
coupling
(1)
from
engine coupling
drive
gear
(2)
CAUTION
and
pump
drive
gear
(3)
being
careful
not to
damage
Crossing
electrical
wires
an
vacuum
switch
will
drive
pins.
cause
annunciator
lights
to
act
in
reverse.
4.
Push
new
drive
coupling
(1)
into
place
on
cou-
pling
drive
gear
(3).
37-30-00
DRY AIR PUMP
REPAIR
5.
Push
engine coupling
drive
gear
(2)
into
place
on
It
is
not
recommended
that the
Airborne
Dry
Air
Pump pump
drive
coupling
(1).
be
repaired.
Remove
the
faulty
pump
and install
a
new
6.
Tum
by
hand,
check for
rotation of
pump.
pump
and all
new
filters.
7.
Reinstall
pump
on
engine
and
test
run
(refer
to
Chapter 37-11-04)
37-30-01
COUPLING
INSPECTION
AND
3.
Make
log
book
entry.
REPLACEMENT
(FIGURE 37-2)
NOTE
After
installation,
if
regulator
valve
requires
1.
Remove
vacuum
pump
from
engine
in
accord-
adjustment
refer
to
Section
37-12-05.
ance
with
maintenance
manual,
Chapter
37-11-03.
O
1
;,Oo
o
oo
o
f
2
1
3
DRY AIR
PUMP COUPLING
INSPECTION FIGURE
37
2
37-40-00
STAND
BY VACUUM SYSTEM
37-40-01
MAINTENANCE/REPAIR
(OPTIONAL)
Refer
to
manufacturers
service and maintenance data
for the
particular
stand-by
system
installed.
37-30-00
OLDWILLWAYNE