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Oil, grease, or other lubricants in contact with oxygen
create a serious fire hazard, and such contact must be
avoided when handling oxygen equipment.
AMBIENT
TEMPERATURE
OF
0
10
20
30
40
TRUE AIRSPEED INDICATOR
A true airspeed indicator is available to replace the standard air
speed indicator in your airplane.
brated rotatable ring which works in conjunction with the airspeed indi
cator dial in a manner similar to the operation of a flight computer.
TO OBTAIN TRUE
is aligned with outside air temperature in degrees Fahrenheit.
read true airspeed on rotatable ring opposite airspeed needle.
Pressure altitude should not be confused with indicated
altitude.
scale on altimeter to
on altimeter.
scale to original barometriC setting after pressure
altitude bas been obtained.
7-10
IMPORTANT
FILLING
PRESSURE
PSIG
1600
1650
1700
1725
1775
The true airspeed indicator has a cali
NOTE
To obtain pressure altitude, set barometriC
29
"
.
Be sure to return altimeter barometric
AMBIENT
TEMPERATURE
OF
50
60
7 0
80
90
rotate ring until
and read pressure altitude
92
"
FILLING
PRESSURE
PSIG
1825
1875
1925
1975
2000
altitude
Then
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