Raytheon Beech Baron E55 - Page 430

and
the element and
pressing
the element
toward
the
closed
position.
3. If after
straightening
the
arm,
the
flapoer
element
still binds and/or
does
not
seat
properly,
the
flaptier
valve
must
be removed.
FED
g.
If
the
flapper
valve is
phenolic,
it
should be
inspected
and
reworked,
if
as
described
below.
I
Ir
11 Movethe
flapper
valve element
through
its
i,
full
travel.
There
should
be
no
binding
and the
element
should
seat
securely
against
the valve
plate.
2. If the
flapper
element binds and/or does
not
T
sent
properly,
the
upper
rear
side of the
tlapper
element
may
be
binding
against
the
valve
plate.
3. The
flapper
valve element
ma!,
be relieved
from
binding by
filing
a
small
radius
on
the
upper
rear
side of
the element.
Figure
8-17,
Fuel
Vent
Line
NOTE
A
shop
towel
saturated with
light
oil
may
be
other
configuration
would
create
3
nc´•utive
prt´•ssurr´•
!h.lr
~ouid
placed
directly
below the
flappe:
\~nlve
to
absorb
pull
the
air,
or
air
anil fuel
from the
fu21
ceil.
~t
serial~
TC- I~j(jg
the
phenolic
dust
during re~´•ork,
and
after;
TE-9js,
TE-g-t3
and
after:
and
TH-
I
and
after.
[hr
extcmal
vent
tube
is
electricaflv heated
to
protect
It
trc,lrl
Iclno
conditions.
The
two
major
components
of the
s~stsm
Lu-c´•
rh;
4. After
determining
that the
flapper
valve is
j-amp
circuit breaker in
the
left
subpanei
and
th~
i?c;licr
functioning
properly,
thoroughly wipe
the
area
in
the
vicinity
wrapped
around the
exposed ponion
of the
~’rn[.
The
of
the
flapper
valve
with
an
oil saturated
shop
rowel.
of
the
heater
at
room
temperature
~houid
t´•e
brt?\
si´•n
-nd
71.88
ohms for
a
deliveN c,f 37.5
wattj;lr
’9
\oii´•.
h.
Clean the
gasket
contact
area
on
fuel cell
and
fuel
cell
access
plate.
i.
Close
the
zipper
in the
baffle.
j.
Install
a
new
gasket,
and
secure
the
fuel cell
access INSTALLATION
OF FUEL
FLARED
FITTINGS
plate
in
place.
k.
Tighten
the
fuel
ceil
access
plate
attaching
bolts
to
When
installinp
flared
fittings
and
hos~s,
make
urr´•
!!1~
a
torque
of 43;
to
50
inch-pounds
and
safety
wire,
threads
are
lubricated
proFrrlv
~see
Figure
Z-3
with
Reinstall
the
access
plate
on
the
wing leadiIlg edge
anti-seize
compound
iin
accordance
with
the
T.-\EILE
OF
skin. THREAD
LUBRICANTS).
When
pro\´•iousl
fittings
are
removed,
they
should be
wiprd
clr´•~n
anj
relubricated before
they
Ire
reinstalled.
Torque
all
iirtin~s
in
EXTERNAL
FUEL
CELL
VENT
LINE
accordance
with
the
FLARE F~TTING .L\ND
HOSE
(Figure
8-17)
FITTING
TOR(2UE
CHART.
The
end of the
full
vent
lines
should
extend 10
degrees
forward
from
vertical for
a
distance
of 1.75 inches below the
lower
FUEL
BOOST FUMP REMO\J~L
surface of
the
wing.
The end of
the
line is
scarfed
at
a
35
angle
facing
forward
to
ensure a
positive
vent
pressure.
Any
a.
Drain
the fuel from the
win~
clll~.
8-:9
E10