10 CAS Indications

Question 1

CAS: ITT (red) during engine operation

Answer 1

ITT > 800 for more than 2 seconds [3.3.9]

Question 2

CAS: ITT (red) during engine start

Answer 2

ANY of:
870 > ITT > 800 for more than 20 seconds
1000 > ITT > 870 for more than 5 seconds
ITT > 1000
[3.3.9]

Question 3

CAS: OIL PRESS

Answer 3

Oil Pressure is <60 psi [3.3.4]

Question 4

CAS: STARTER (Amber / Flashing)

Answer 4

Starter is engaged

Question 5

CAS: IGNITION

Answer 5

Engine Ignition is Active

Question 6

CAS: PARK BRAKE

Answer 6

Parking Brake control selected ON
(Note: this does NOT mean Parking Brake is ON !!) [4.4.15]

Question 7

CAS: BLEED TEMP (red)

Answer 7

Overhead of Air Conditioning Pack [3.10.3]
(Note: if Pac overheat occurs, Bleed Valve automatically shut OFF)

Question 8

CAS: BLEED OFF

Answer 8

Bleed Pressure Regulating Valve is NOT open
or Bleed Switch is OFF [7.9.4D]

Question 9

CAS: CAB PRESS

Answer 9

Either:
Cab Altitude >10000
Cab diff Press > 6.2
[3.10.1]

Question 10

CAS: DOOR

Answer 10

Cabin Door Latche(s) not correctly locked [3.10.4]

Question 11

CAS: FLAPS

Answer 11

Flap asymmetry exists

Question 12

CAS: OXYGEN

Answer 12

Oxygen Isolation Valve is closed [9.29.9]

Question 13

CAS: PITOT 1 or PITOT 2

Answer 13

Corresponding PITOT probe heat either failed or OFF [3.12.4]

Question 14

CAS: STALL HTR

Answer 14

Stall Heater either failed or OFF

Question 15

CAS: INERT SEP

Answer 15

Inertial Separator is in OPEN position

Question 16

CAS: VACUUM LOW

Answer 16

Vacuum less than 3.75 inHg

Question 17

CAS: BAT OVHT

Answer 17

Main Battery Overheat condition (NiCd battery) [3.9.1]

Question 18

CAS: BAT OFF

Answer 18

Either:
SOURCE Selector positioned to OFF or
GPU and Battery Plug disconnected
[3.9.1]

Question 19

CAS: MAIN GEN

Answer 19

GENERATOR switch positioned to OFF or ST-BY
or Main Generator is OFF [3.9.2]

Question 20

CAS: LO VOLT

Answer 20

MAIN BUS voltage < 26v [diagram on 7.8.4]

Question 21

CAS: GPU

Answer 21

GPU door OPEN

Question 22

CAS: FUEL OFF

Answer 22

Fuel Unit is set to OFF [7.7.1]

Question 23

CAS: FUEL PRESS

Answer 23

Fuel pressure < 10 psi at HP pump inlet [3.8.1]
(Note: Automatically turns ON the AUX BP if selected to AUTO)

Question 24

CAS: AUX BP ON

Answer 24

Aux Boost Pump is operating [3.8.2]
(either manually or automatically)

Question 25

CAS: FUEL (L or R) LOW

Answer 25

Fuel Qty less than 9.1 gal (for tank indicated)

Question 26

CAS: AUTO SEL

Answer 26

Fuel Unit AUTO function mode not selected or operating [3.8.3]