Beechcraft C-12C Operator And Technical Reference Manual page 863

Table 8A-1. Oxygen Duration
OXYGEN DURATION WITH FULL BOTTLE
(100% CAPACITY)
STATED **NUMBER OF PEOPLE USING
CYLINDER
1 2 3
SIZE
(CU FT) DURATION IN MINUTES
22 144 72 48
50 317 158 105
77 488 244 182 122
115 732 366 244 183 146 122
STATED **NUMBER OF PEOPLE USING
CYLINDER
10 11 12
SIZE
(CU FT)
DURATION IN MINUTES
22 14 13 12
50 31 28 26
77 48 44 40
115 73 66 61
* 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
a. ICE VANE handles – In.
b. LDG GEAR CONTR – DN.
c. GEAR DOWN lights – Check illuminated.
d. HYD FLUID SENSOR – TEST.
(1) Hold test switch to TEST position.
4 5 6 7 8
36 26 24 20 18
79 63 52 45 39
97 81 69 61
104 91
13 14 15 **16 **17
11 10 * * *
24 22 21 19 18
37 34 32 30 28
56 52 48 45 43
(2) HYD FLUID LOW annunciator –
It takes approximately 8 seconds for the
9
annunciator to illuminate and to extinguish
after release.
16
(3) Release the TEST switch – HYD
35
54
81
e. Fire Detection System – Checked.
12. Lighting and Heating Systems – Check.
a. Turn on LANDING, TAXI, ICE, NAV,
RECOG,
lights.
b. Turn on PITOT, FUEL VENTS, and
STALL WARN heats.
c. Check all lights and heats, then – Off.
13. BATT switch – OFF.
14. Galley power switches – Off.
15. Toilet – Check.
16. Emergency equipment – Check that all
required emergency equipment is available
and that fire extinguishers and first aid kits
have current inspection date.
a. Survival kit(s).
b. First aid kits (3).
c. Baggage compartment fire extinguisher.
d. Emergency lighting.
e. Emergency exit.
f. Cockpit fire extinguisher.
8A-13. FUEL SAMPLE AND OIL CHECK.
A cold oil check is unreliable. Oil should
be checked
stopping engine. If more than 10 minutes
have elapsed,
40 seconds, then recheck.
10 hours have elapsed, run engine for
2 minutes, then recheck.
required. Do not overfill.
TM 1-1510-218-10
illuminated.
NOTE
FLUID LOW
extinguished.
STROBES, and
CAUTION
within 10 minutes
motor engine
If more than
Add oil as
annunciator
BEACON
after
for
8A-3