Raytheon Beech Baron E55 - Page 426

is used
for the handle and
1/8
inch
steel
pins
are
used for the
The fuel
quantity
circuit
for
the
inboard
leading
edge
fuel
protrusions
which
contact
the
selector
gear,
cell
must
be
reconnected
whenever the
original
fuel
level
transmitters
are
replaced.
The
required
circuit
connections
With fuel
selector
control
panel
assembly
installed,
cable
are
provided
in
Figure
8-15,
and
are
also
included
in Kit
housing
routed
through
the
structure
and
the
fuel
valve
55-5001
(which
is
furnished
with the
purchase
of
the
replace-
installed
in wheel
well,
proceed
as
follows:
ment
transmitters).
The
circuit
changes
consist of
reconnect-
ing
the wires in
a
single
wing
fuel
quantity
indicating
system
a.
Remove
cover
plate,
overtravel
tube and
slide
using
the
existing
fuel
gage
and
existing
wires.
(held
by
retaining ring)
from selector
valve
gear
box
(located
in
wheel
well).
b.
Set selector valve
(using
spanner
wrench
or
rig-
ADJUSTING FUEL
QUANTIN
INDICATOR
(TC-1
ging
tool)
to
CROSSFEED
position
(arrow
on
selector
gear
Ihru
7~C-1607,
TE-I
Ihru
TE-942,
except
TE-938)
at
12
o’clock).
c.
Insert cable
through
overtravel
port
and
slide
The
fuel
quantity
system
may
be
adjusted
by
removing
Ihe
through
the
gear
box
and
cable
housing.
Be
certain the
cable
liquidometer
access
covers
from
the
cells
and
bending
the
slides
freely
with
no
hang-ups,
float
wire
up
or
down
slightly
to
obtain the
proper
reading
in
d. Slide cable
inboard
until
the
inboard
end makes
both
the
full
and
empty
tank conditions.
contact
with
gear
in
selector.
The outboard
end
of the
cable
should be
approximately
4
inches from the
gear
box
surface.
e.
Set
selector handle
pointer
(located
in
the
fuel
selector
panel)
to
CROSSFEED
position
(pointing
inboard).
NOTE
Hold
in
position.
f. Rotate cable
(LH
threads)
until
tip
end of
cable is
Do
not
raise
the
outboard float
in
the
auxiliary
2.8"
min.
to
3.2’
max,
from
gear
box
surface.
cell
or
JO
gallon
main
cell
when the
jnboard
float
g.
Install slider and
secure
with
retaining
ring
(re-
is
on
the
bottom
of
the
cell and
power
is
applied
moved
in.step
a.).
Install overtravel
tube
(removed
in
step
to
the
circuit.
Never
reverse
the
power
leads
to
a.).
Cycle
the selector
handle
to
all
positions
and
check for
the
1,5
gallon
main
cell transmitter.
These
ac-
proper
operation
and
selection.
tions
will
cause
excessive
current
flow in
the
h.
Safety
wire the
overtravel
tube.
circuit.
Airplanes
TC-113,
TC-l29,
TC-133,
TC-
i.
Install
and
safety
wire
cover
plate
screws.
141,
TC-148,
TC-164. ~TC-166.
TC-l68
through
j.
Do
not
apply
grease
or
oil
to
gear.
TC-1607,
TE-I
through
TE-942
except
TE-938.
and
prior
airplanes
incorporating
Service
Letter
No.
4
have
two
~O
ohm
resistors
to
protect
the
INSTALLATION
OF
FIEPLACEMENT
FUEL
LEVEL
system
components.
Two fuses
are
installed
to
TRANSMITTERS lN
THE
MAIN FUEL
CELLS
(TC-I
protect
the
system
on
airplanes
TC-I.TC-2,
and
thru
TC-1607,
TE-1
thlU
TE-942,
except
~E-938)
TC-34
through
TC-l67,
except
TC-113.TC-119.
TC-133,
TC-141,
TC-148,
TC-164.
TC-166 and
The fuel
level
transmitters,
PM 95-)80012-1
and
95-3800r,-
airplanes
modified
according
to
Service
Letter
3,
originally
installed
in the
inboard
leading
edge
(main)
fuel
No
4.
Airplanes
serials
TC-3
through
TC-33
not
cell
on
these
airplane
serials
are
not
available
for
spares
modified
according
to
Service Letter
No.J
have
replacement.
The
transmitters that
are
available
are
not
of
no
circuit
protection
other
than
the
5
amp
circuit
the
same manufacturer,
and
are
not
compatable
in the
same
breaker.
On these
airplanes,
excessive
current
wing
indicating
system
as
transmitters
which
were
originally
may
burn
out
the
fuel level transmitter.
installed
in the
airplane.
Thus,
when
replacement
of
either
transmitter
is
required,
both
transmitters
installed
in the
same
cell
must
be of
the
same
manufacturer.
After
the initial
replacement
of
both
transmitters
and
the
accomplishment
of
the
required
rewiring,
the transmitters
may
be
replaced
indi-
FUEL CELL
TRANSMITTER
REMOVAL
vidually
as
required
for
maintenance
of the
airplane.
The
current
fuel level
sensor
which
should
be
used
as a
CAUTION
replacement
for
the inboard
transmitter
is P~
95-380012-13.
This unit
supersedes
P/N 95-380012-5
and
is
a
replacement
Make
sure
battery
and
external
power
are
dis
for
PM
95-380012-.
A
servicable
transmitter,
PM
95-
connected
from
airplane.
380012-5,
which
has
been
previously
installed
as
a
replace-
ment,
and which
is
stamped
with
the
manufacturers
PM
7740-56,
may
be
reused. The
current
fuel level
sensor
which
a.
Remove
the
access
cover
over
the
tra~smilter.
should
be used
as a
replacement
for the
outboard transmitter
b.
Disconnect
the
electrical
leads
from
the
transmit-
is
PM
9~-380012-15.
This transmitter
supersedes
P/N 95- ter.
380012-7
and is
a
replacement
for FIN
95-380012-3.
A servic-
c.
Remove
the
screws
securing
the
transmitter
to
the
able
transmitter,
PM
95-380012-7,
which
has
been
previous-,
fuel
cell.
ly
installed
as a
replacement,
and
which
is
stamped
with
the
d.
Remove
the
transmitter
from
the
cell. Use
care
to
manufacturers
PM
7740-55,
may
be
reused.
avoid
bending
the
float
wire.
&16
j