Piper SENECA III - Page 256

SECTION 9
PIPER
AIRCRAFT
CORPORATION
SUPPI
EMENT
2
PÃ-34420T,
SENECA
Til
ibi
If
oxygen
flow is
interrupted
as
evidenced
by
the
flow indicators
or
hypoxic
indications:
I
I)
lnstall
another
mask unit.
(2)
lnstall
mask
connection
in
an
unused outlet
if
available.
)
If
flow
is
not
restored.
immediately
descend
to
below
[2.500
feet.
In the
event
an
emergency
descent
becomes
necessary,
CLOSE the
throules and
move
the
propeller
controls
full
FORWARD.
Adjust the
mixture
control
as
necessary
to
attain smooth
operation.
Extend
the
landing
gear
at
1.10
KlAS
and
maintain
this
airspeed.
SECTION 4
-
NORMAL
PROCEDURES
PREFLIGHT
ta)
Check
oxygen
quantity:
lb)
Turn
on
oxygen
system
and check
flow indicators
on
all masks.
All
masks
are
stored
in
the
seat
pockets
of the
front
and
middle
seats.
ILFLIGHT
ial
Adjust
oxygen
mask.
Ib)
Turn
on
system.
Ic)
Monitor flow
indicators
and
quantity.
CAUTION
Do
not
use
oxygen
system
below 200
PSI
to
prevent
contamination and
or
moisture
from
entering
depleted
cylinder-regulator
assembly,
If
cylinder
has
been
depleted
it
must
be
re-
moved
and
refurbished
in
accordance
with
the
manufacturer's
recommended
procedures.
SECTION 5
-
PERFORMANCE
No
changes
to
the
basic
performance
provided
by
Section
5
of this
Pilot
s
Operating
Handbook
are necessary
for
this
supplement.
REPORT:
VB-IITO
ISSUED;
JANUARY
8,
1981
9-12, 4
of
4
REVISED: SEPTEMBER
231
1983