Raytheon Beech Baron E55 - Oxygen System

OXYGEN
SYSTEM
WARNING
The
oxSlgen
system
consists
of
an
oxygen
regulator,
oxygen
Keep
fires,
cigarettes
and
away
when
outlets,
and
an
oxygen
cylinder.
The
oxygen
cylinder
may
be
outlets
are
in
use.
Open
and
close
all
OI!-~c’n
located either
behind the aft
cabin bulkhead
or
in
the
nose
valves
slowly.
Inspect
the
filler
connection
fc~l´•
baggage
compartment.
The
system
may
be
fitted with
either
a
cleanliness
before
attachinc!
it
to
the
tiller
38 cubic
foot,
18
cubic
foot
or
65
cubic
foot
oxygen
cylinder.
I(eep
tools.
hands
and
components
clean.
as
fire
or
explosion
may
occur
when
pure
osypen
unclt´•r
On
early
model
Barons,
oxygen
cylinder
pressure
is
pressure
comes
in
contact
with
org:lnic
material
monitored
with
a
pressure gage
and controlled
by
a
shut-off
such
as
grease
or
oil.
valve
located
either forward
of
the cabin aft
bulkhead
orju4t
forward
and
left
of
the
pilot’s
seat.
On
Barons,
serials
TC-955 and
after,
TE-1
and
after.
and
TH-I
cylinder
pressure
is
connected
directly
to
the
pressure
gage
on
the
console.
The
pressure
gage
indicates
the
supply (psi)
CAUTION
of
oxygen
available.
System
operation
may
be
limited
to
altitudes
above
5,000
feet
by
an
optional
ultitudz-
All
persons
handling
and
servicin~
compensating
regulator
whose
sensing
element
meets
each
systems
should review
proper
precautions
to
be
increase
in
altitude with increased
oxygen
flow.
On
serials
observed
during
servicing.
F.li\ r\d\i~or
TC-
1673
and
after,
TE-976 and
Lifter,
and TH--t57
and
after,
Circular
~3.Ij-1A contains
the
the
oxygen
cylinder
is
mounted forward of the cabin
fon~ard
information.
bulkhead. The
cylinder
(of
either
-19
or
66
cubic foot
capacity)
includes
an
altitude-
compensating
regulator
and
OXYGEN
LOW
PRESSURE
TEST PROCEDURE
cable-operated
shutoff
valve.
The
handle
for
the
shutoff
(TC-502
and
after,
TE-1
and
after,
TH-I
and
c;~ter)
valve
is
located
on
the
left
subpanel
in
front
of
the
pilot.
The
oxygen
supply
pressure gage
is
mounted
near
the
pilot’s
outlet
on
the left
sidepanel.
The other outlets
are
located
in
WARNING
the
sidepanels
near
the
seats
for which
they
provide
service.
The filler
valve
is
located forward
of
the
cylinder
to
the right
Keep
fire,
cigarettes
and
sparks
awa~´•
from
rhs
of the
airplane
centerline.
An
overboard
vent
is
installed
on
vicinity
of
the
oxygen
cylinder.
Hands,
the
right
side
of
the
airplane.
The
oxygen
masks
for
the
pilot
and tools should be
clean.
Oil
and
grease
wiii
and
copilot
are
stowed in
a
box
attached
to
the
spar
co~´•er
ignite
upon
contact
with
purr oxygen
under
under
their
respective
seats.
The
third and
fourth
seats
masks
pressure.
are
stowed
in
boxes
attached
to
either the front
or
rear
of
the
aft
spar
cover,
depending
on
the
seating
nrrangrment.
The
masks for the fifth and sixth
seats
are
stowed
in
boxes
a.
Turn the
o~ygen
to
the
full off
position
(use
the
attached
to
the
bottom
of the
seats.
While
the
system
forward
push-pull
knob).
of
the
cabin fonvard
bulkhead remained
essentially
the
same,
b.
Disconnect
the
osygen
low
pressure
line
from
the
the cabin
was
redesigned
at
serials
TC-Zj40.
TC-1,355
and
regulator
and
cap
the
open
line.
after;
TE-1152,
TE-IIS1
and
after;
and
TH-101-7,
c.
Plug
an
oxygen
gage
(0
to
100
psi
rung~)
il?to
any
TH-1062,
TH-1067,
TH-IOYO and after.
All
of
the outlet.
passenger
outlets
were
moved
to
the headliner
near
the
center
d.
Pressurizte
the
system
to
60-Y0
psi
uit~h
of the
airplane,
while
the
pilot’s
and
copilot’s
outlets
MIL-0-37210
oxygen,
then
allow
the
system
to
~tuhilize
ior
remained
in
their
sidepanels.
At
serials TH-
1389,
TH-1396
Z
minutes.
and
after,
the
pilot
may
stow
his
mask
in
a
place
he
considers
e.
The
pressure
drop
should
not
e~ceed
5.0
psi
durin~
convenient
while the
copilot’s
mask
must
be
stowed in
a
box
the
next
15
minutes.
attached
to
the
spar
cover
under
his
seat.
The third
and fourth
f.
If the
pressure
test
is
satisfactor\´•,
I~econnect
the
seat
masks
are
both stowed in
a
single
box
attached
to
either
line
disconnected
in
step
"b."
the front
or
back of the
rear
spar
cover,
depending
on
the
Pressure
test
the
connection made in
step
"i’‘
b!´•
seating
arrangement.
The masks
for
the
fifth
and sixth
seats
using
cylinder
pressure
(1500
psi
or
hit´•ht~r
in
the cv!ind2r~.
are
stowed
in
3
box
under
tile
seats.
When
the
system
is
not
in
Md
leak
test
compound.
ii
Consum3blr
~lateriais
Ch~rt.
use,
shut
off
the
control valve
to
prevent
oxygen
loss.
For
Section
2).
system
sen´•icing
refer
to
Section
2.
h.
After the
rest.
wipe
the
urea
clean and
dr!´•.
EIO
11-1