INSTRUMENTS AND RECORDERS, AIR DATA SYSTEM
Description
Aircraft Operations Manual
12/1.1
PAGE
10
Apr 01/15
A26573
A
A
LEFT ALTIMETER
PULL
BARO
MB
TEST
ALT
Warning flag (red)
Flag is indicated if:
−
The test button is pressed.
−
The altitmeter fails.
−
Loss of altitude data from the ADC.
Altitude indication
Shows aircraft altitude by a digital and
an analogue scale with a smallest scale
increment of 20 ft.
Baroset indication
Displays set barometric pressure in inch-
es mercury (IN HG) or millibars (MB).
Baroset knob
Pushed for IN HG, pulled for MB.
Test button
When pressed and held:
−
Warning flag comes in veiw.
−
Pointer goes either way to the 9 o’clock
position.
−
Transponder altitude report is inhibited.
Fig. 6 Left Altimeter (ALT) indicator