TM 1-1510-225-10
8A-3
Table 8A-1. Oxygen Duration
OXYGEN DURATION WITH FULL BOTTLE
(100% CAPACITY)
**NUMBER OF PEOPLE USING
1
2
3
4
5
6
7
8
9
STATED
CYLINDER
SIZE
(CU FT)
DURATION IN MINUTES
22
144
72
48
36
26
24
20
18
16
50
317
158
105
79
63
52
45
39
35
77
488
244
182
122
97
81
69
61
54
115
732
366
244
183
146
122
104
91
81
**NUMBER OF PEOPLE USING
10
11
12
13
14
15
**16
**17
STATED
CYLINDER
SIZE
(CU FT)
DURATION IN MINUTES
22
14
13
12
11
10
*
*
*
50
31
28
26
24
22
21
19
18
77
48
44
40
37
34
32
30
28
115
73
66
61
56
52
48
45
43
*
Will not meet oxygen requirements.
**
For oxygen duration computations, count each
diluter-demand crew mask in use as two (e.g.,
with four passengers and a crew of two, enter
the table at eight people using).
Figure 8A-1. Percent of Usable Capacity
e. Fuel FIREWALL SHUTOFF VALVES –
OPEN.
f. L and R FUEL PRESS annunciators –
Extinguished.
g. STANDBY PUMPS – OFF.
h. L and R FUEL PRESS annunciators –
Illuminated.
i. CROSSFEED FLOW – Alternately LEFT
and
RIGHT
(FUEL
CROSSFEED
annunciator illuminated, L AND R FUEL
PRESS annunciators extinguished).
j. CROSSFEED FLOW – OFF.
k. Auxiliary fuel transfer – AUTO.
l. NO TRANSFER lights – TEST.
9. Fuel gauges – Check quantity.
H
O*
10. EFIS POWER switches and INVERTER – ON,
check, OFF.
a. EFIS POWER switches– Push ON.
b. INVERTER – Turn ON either.
c. EADI and EHSI – Ensure both pilots are
fully operational.
d. EFIS POWER switches and INVERTER –
OFF.
11. Subpanel – Check and set.
a. MIC switch – NORMAL.
b. AVIONICS MASTER POWER – OFF.
c. INVERTER – OFF.
d. ENG AUTO IGNITION – OFF.
e. ICE VANES – As required.
f. AUTO FEATHER – OFF.
g. ALL lights and ICE PROTECTION – Check
then OFF.
(1) Lights,
strobes
and/or
beacons,
recognition, landing, taxi, navigation
and ice – Check on, then OFF.
(2) Heat, stall warning, fuel vents and pitot
– Check on, then OFF.
h. LANDING GEAR RELAY circuit breaker –
Check in.
i. LDG GEAR CONTROL – DN.
j. ANTICOLLISION LIGHTS – OFF.
k. GEAR DOWN lights – Check illumination
on.
l. HYD FLUID SENSOR – TEST.
(1) TEST switch – Hold in TEST position.
HYD
FLUID
LOW
annunciator
illuminated.
