Sovereign Anti-Ice System Flashcards
How is the Engines Nose Cone heated?
Continuously when the engine is running using P2.8 Bleed Air
What is heated when you select the Engine Anti-Ice ON?
- Inboard 1/3 LE Wing
- Engine Nacelle
- 1st Stage Stator
- P1 / T1 FADEC Probes
- Horizontal Stab LE
What’s a prerequisite to Anti-icing to outboard 2/3 of the LE Wing?
Engine ANTI-Ice must be ON first
What would happen if you turned the WING Anti-Ice ON without tuning the STAB/ENG ON?
All associated WING, STAB and ENGINE ANTI- ICE COLD CAS messages will appear Amber after 2 1/2 minutes
What N2 must be set to TEST the Anti-Ice?
70 - 75% N2
How does the X-FLOW fail with loss of D.C?
Closed
How much power should you set if the cyan message is turning amber during the ground test?
81% N2
Which Pressure Source is used if Anti-Ice is used above FL250?
HP
What happens when X-Flow is selected?
Wing and Stabilizer X-Flow Valves OPEN
How can you turn OFF Windshield Anti-Ice?
CB
Which buttons must be selected ON to Heat the AOA’s?
L/R Pitot and Avionics buttons
What does the L Pitot button control?
L Pitot/Static, L AOA and Standby System
What does the R Pitot button control?
R Pitot/Static, R AOA and Standby System
On what bus is the Standby Pitot/Static System?
EMER
What does a CYAN PITOT/STATIC COLD L-R indicate?
You are in the Ground Mode and both Pitot buttons are OFF
What does an AMBER PITOT/STATIC COLD L-R indicate?
Taking Off or in AIR mode with Pitot buttons selected OFF or a malfunction exist in both the L and R Pitot/Static Systems
What does the PITOT/STATIC COLD L-R message monitor?
Current draw to heaters
Is AOA vane included in the PITOT/STATIC COLD L-R message?
NO
AOA HEAT FAIL L-R
What Anti-Ice valves are Normally Closed (NC) with loss of DC power?
X-Flow
How long will a cyan COLD CAS message normally be displayed when the ENGINE/STAB Heat is turned ON?
2.5 minutes
In flight, what does an amber ENG ANTI-ICE COLD L or R indicate?
Either Engine Inlet or inboard 1/3 Wing is under temp or the Stator valve didn’t OPEN
What can you expect if an Anti-Ice O’TEMP occurs?
Effected system will automatically shut OFF and then cycle back ON when the surface has cooled
When must ENGINE/STAB and WING Anti-Ice be used?
Visible moisture and RAT 10 C to -35 C
What must you do to Anti-Ice the outboard 2/3’s of the wing?
Turn ON the ENGINE/STAB first
When would a WING A/I CROSSFLOW OPEN message be displayed?
Valve remained open after being selected OFF
