Mooney M20M - Power Supply Unit Installation; Power Supply Unit Removal; Strobe Light Replacement

SERVICE
AND
MAINTENANCE
MANUAL
M20M
MOONEY
AIRCRAFT
CORPORATION
B. Disconnect
the
wiring
connections
between
the
navigation
light
bulb
(7)
to
be
pulled
from
mounting
switch and the
power
supply.
plate/socket (9)
C.
Steps
B
thru
D,
and
Warning
of
paragraph
C. Remove three
screws
(8)
from
the
mounting
33-41-01, 1,
apply
for
removal
of
this
power
supply plate/socket
assembly
and
pull
away
form
tip
rib..
unit.
WARNING
33-41-02
POWER SUPPLY
UNIT
High voltage
is
involved in
the
circuit between
INSTALLATION
the
power
supply
and strobe
light
assemblies.
Although
a
bieed-off resistor
is
incorporated
in
The
installation
of
any
of the
power
supplies
is
a
the
power
supply
circuit,
turn
the
control
switch
reverse
sequence
of the
removal
procedures.
for the
strobe
lights
OFF
and allow
at
least
20
CAUTION
minutes
to
elapse
prior
to
disconnecting
the
STROBE LIGHT WIRING An
incorrect
hook-up
cables
at
the
power
supply
or
strobe
light
of the wires
at
either the
power
input
or
assemblies and
before
handling
either of these
between the
strobe
light
assemblies
and
the
units in
any way.
Failure
to
observe these
power
supply
unit will
cause a
reversal
of
precautions
may
result in
physical injury
from
polarity
that results
in
serious
component
electrical shock.
damage
and failure. Care
must
be
taken
to
D.
Flashtube
assembly,
as
a
unit,
must
be
ensure
that the
red
wire is
connected
to
replaced
if
determined
to
be
bad.
positive
power
and the black wire
to
ground.
E.
Wiring
harnes
plug
(10)
is
connected
to
wing
33-41-03
STROBE
LIGHT REPLACEMENT
inside
wing tip.
1.WING
TIP
STROBE LIGHT.
F.
Electrical
plug
may
be
reached
through
front of
A. Remove
wing tip
lens
(1)
(Figure
33-3)
to
gain
wina tin
opening
when all
light
assemblies
are
Reach between
wing tip
rib
and
wing
rib
to
access
to
malfunctioning
strobe
light.
disconnect
plug.
B.
Remove
screw
(2) holding
the
retainer
(3)
against
navigation/position light lens/gasket
(4)
and
G. Extract
pins
from
connector
with
appropriate
strobe
light
lens/gasket
(5).
Remove
both
tool.
lens/gasket’s
This
will allow
light
assembly
(6)
and
H. Install
new
strobe
light assembly
in
reverse
sequence
of
removal.
5
3
8
4~9
4
10
SM33-NAV
WING
TIP
LIGHTS
FIGURE
33-3
4-99 33-41-02
OLDWILLWAYNE