3. Controls and Indications:
(See Figure 14.)
NOTE:
A full description of the Primary Flight Display appears
in section 2B-05-00 and a description of the Flight
Controls 2/3 synoptic page appears in section 2B-07-
00.
A. Circuit Breakers (CBs):
The following CBs protect the horizontal stabilizer system:
Circuit Breaker Name: CB Panel: Location: Power Source:
FLAP/STAB LEFT DC POP C-6 L Essential DC Bus
FLAP/STAB RIGHT DC CPOP C-6 R Essential DC Bus
FLAP/STAB L STBY AC POP D-2 L Standby AC Bus
FLAP/STAB R STBY AC CPOP D-2 R Standby AC Bus
B. Crew Alerting System (CAS) Messages:
The following CAS messages are associated with the horizontal stabilizer
system:
Area Monitored: CAS Message: Message Color:
EMER STAB Switch / Stabilizer
Motor Channels
Emergency Stabilizer On
A-B
Amber
Flap Control Unit Flap Asymmetry Amber
Flap Control Unit Flap Command Invalid Amber
Flap Control Unit Flaps Failed Amber
Flap Control Unit
Flap/Stab Independent
Op
Amber
Flap Control Unit Flap/Stab Miscompare Amber
Flap Control Unit Flap/Stab Sync Fail Amber
Flap Control Unit Stabilizer Failed Amber
Flap Control Unit Uncommanded Flaps Amber
Flap Control Unit Uncommanded Stabilizer Amber
Flap Control Unit Flap/Stab Maint Reqd A-B Blue
Flap Control Unit
Flap/Stab System Fail
A-B
Blue
Flap Control Unit Flap/Stab Rig Complete Blue
Flap Control Unit Stabilizer Syncing A-B Blue
4. Limitations:
Flap Altitude and Airspeed Limits:
• Maximum operating altitude for extending landing flaps (39° DOWN) or
flying with landing flaps extended is 20,000 ft MSL
• Maximum operating altitude for extending flaps to 10° or 20° or flying with
the flaps extended to 10° or 20° is 25,000 ft MSL
• Maximum airspeed for flaps extended to 10° is 250 KCAS / 0.60 M
T
OPERATING MANUAL
PRODUCTION AIRCRAFT SYSTEMS 2A-27-00
Page 51
August 14/03
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