Raytheon Beech Baron E55 - Page 694

Rayeheon
AiKraft
Company
BARON
55
AND
58
SHOP
MANUAL
NA
RCO
BA
TTER
Y
REPLA CEIMENT
a.
Place
the
ARM-OFF-ON switch
on
the
ELT
in
the
OFF
position
(Ref.
Figure 8).
1
b.
Disconnect
the
antenna
cable
from
the
ELT. Disconnect the
remote switch
wiring,
if
installed,
from
the
terminals
on
the
ELT.
c.
Unlatch
the
mounting strap
and
remove
the
ELT
from the
airplane.
d.
Extend
theportableantenna.
CAUTION:
To
avoid
damage
to
the
antenna
or
the
plastic
tab
on
the
upper
end,
care
must
be
exercised
in
extending
the
portable
antenna
and
handling
the
control head.
e.
Remove the
four
screws
attaching
the
control head to
the
battery
casing
and
slide
the
control
head and
battery
case
apart.
The
battery
connections
are
approximately
3
in.
long.
I
NOTE:
Do
not
remove
the
sealant
on
the
inside
lip
of
the
battery pack
or
a
water
tight
seal will
not
be made
when
the ELT
is
reassembled.
f. Disconnect
the
battery
by
unsnapping
the
battery
terminals from
the bottom
of
the
transmitter
PC board.
Discard
the
old
battery.
NOTE:
Inspect
for
and
properly
treat
any
corrosion
that
may
be indicated in
the
area
when
the
battery
is
replaced.
WARNING:
DO NOT discard
the
battery
in
fire.
g.
Connect
the
terminals of the
new
battery
to
the
bottom
of
the transmitter PC board.
h.
Using
a stick,
apply
a
bead of
sealant
(supplied
with
each
battery
pack)
around
the
area
of
the control
head
which is
joined
with the
battery
case
when reassembled.
NOTE: This
sealant
provides
a
water
tight
seal
when
the unit
is
assembled.
i.
Insert
the
control head
section into the
battery
case,
being
careful
not to
pinch
the
wires,
and
install
the
four
attaching
screws.
Wipe
any
excess
sealant
from
the
outside
of the unit.
NOTE:
If the
four
screw
holes do
not
line
up,
rotate
the
battery
case
180"
and
reinsert.
j.
Stow
the
portable
antenna.
CAUTION:
Exercise extreme
care
in
order
to
avoid
damage
to
the
antenna
or
the
plastic
tab
on
the
upper
end.
k.
Install
the
transmitter
in
the
airplane
and
secure
the
mounting strap.
i.
Connect the
fixed
antenna
cable
to
the
ELT.
Ensure
that the
plastic
contact
separator
is inserted
between the
portable
antenna contact
and
the
portable
antenna.
NOTE:
When
the
contact
separator
is
not
in
place,
a
very
weak
signal
may
be
transmitted.
This
signal
may
be
strong
enough
for
a
functional
test,
but
too
weak
for
emergency
use.
m.
Connect
the
remote
switch
wiring,
if
installed,
to
the
terminals
on
the ELT.
n.
Press the
RESET
button
and
place
the
ARM-OFF-ON
switch
on
the
ELT
in
the
ARM
position.
o.
The
new
replacement
date
should
be
marked
on
the
ELT
in
a
visible
area.
This
will aid in future
inspections
of
the
ELT.
This
date
is
50%
of the
useful
life
of
the
battery
as
defined
by
the
battery
manufacturer.
E21
SECTION
13
97