Specifications

SECTION II
MODEL 560 AIRPLANE AND SYSTEMS
21. EMER
PRESS
The amber emergency pressurization light flashes and the master caution
illuminates to advise that emergency pressurization has been manually selected or
automatically activated by an air cycle machine overheat. Pressing the master
caution will cause the flashing annunciator to change to steady on and the master
caution to extinguish.
22. ACM
O'HEAT
The amber ACM overheat light flashes and the master caution illuminates to advise
of an overtemperature condition of air cycle machine (in excess of 420°F). This light
will trip in conjunction with the EMER PRESS light. Pressing the master caution will
cause the flashing annunciator to change to steady on and the master caution to
extinguish.
23. AIR DUCT
O'HEAT
The amber air duct overheat light flashes and the master caution illuminates steady
to advise that the temperature in either the cockpit or cabin warm air duct has
exceeded 300°F. Pressing the master caution will cause the flashing annunciator to
change to steady on and the master caution to extinguish.
24. WS AIR
O'HEAT
The amber overheat light flashes and the master caution illuminates steady to
indicate an overtemperature condition in the left or right bleed air-heated windows.
Pressing the master caution will cause the flashing annunciator to change to steady
on and the master caution to extinguish.
25. BLD AIR
O'HEAT
L R
The amber bleed air overheat light flashes and the master caution illuminates steady
if left or right engine bleed air temperature is greater than 560°F as measured
downstream of the pylon-mounted air-to-air heat exchanger. Pressing the master
caution will cause the flashing annunciator to change to steady on and the master
caution to extinguish.
26. STBY
P/S HTR
The amber standby pitot/static heater OFF light advises that the standby pitot/static
heat has failed or the switch is OFF.
27. AOA HTR
FAIL
The amber angle-of-attack heater fail light advises that the heating element in the
probe is inoperative.
28. P/S
HTR
On the ground, the amber pitot/static heater failure annunciator illuminates steady
to indicate an inoperative heating element in the pitot-static system.
L R In the air, the amber light flashes and the master caution illuminates steady to
advise of an inoperative heating element. Pressing the master caution will cause
the flashing annunciator to change to steady on and the master caution to
extinguish.
29. WING
O'HEAT
L R
The amber wing overheat light flashes and the master caution illuminates steady if
left or right forward wing spar temperature has exceeded 160°F. Pressing the
master caution will cause the flashing annunciator to change to steady on and the
master caution to extinguish.
30. BAGGAGE
DOOR
L R
The amber light flashes and the master caution illuminates steady to indicate that
either the left or right baggage door is not in the latched position. Pressing the
master caution will cause the flashing annunciator to change to steady on and the
master caution to extinguish.
31. DOOR
SEAL
The amber door seal light advises that the cabin door seal is not inflated.
I 56OMB-01 Configuration AA 2-65