A310-200/300 AFCS P/T

P/T

1.       P/T  ENG LOGIC :

• ADC OK OR SLAT EXT
• 2 AOA OK

2.       P/T  TYPES:

• ELEC TRIM: NO A/P IN CMD (-13.5 TO +2.5) BY ROCKING LEVER (WHOOLER HEARD)
• AUTO TRIM: A/P IN CMD OR CWS WITHOUT ROCKING LEVER
• MACH TRIM: (ALSO VC TRIM) COUNTERACT NOSE DOWN TENDENCY IN HI MACH (OR SPD) AND VICE VERSA
• ALFA TRIM: COUNTERACT NOSE UP TENDENCY IN HI AOA AVAIL ABOVE 100 FT AND TEST ON GND

3.       MACH TRIM AVAIL WHEN: CLEAN CONFIG + MACH>0.7

4.       VC TRIM AVAIL  IF VC > 200N

5.       ALFA TRIM AVAIL : NO A/P IN CMD + SPD BRK RET

6.       ALFA PROBE #3 GOES TO FAC DIRECTLY IN ANALOGE FORM

7.       P/T #1 HAS ELEC PRIORITY

8.       MECH STOP IN -14 AND +3 TRIP THE P/T LEVER

9.       MOVING THE P/T WHEEL TRIPS THE LEVER

10.   BOTH P/T DISENGAGE: FLT CONT LIT + SSC

11.   FAC OUTPUT  TO PFD:

• VC TREND: 5SEC AFTER SPD REACH INDICATED BY ARROW ↑ OR ↓
• V MIN: MINIMUM SPD TO PREVENT STALL SHOWED BY RED SQUARESE
• V SS: STICK SHAKER ACTIVE SPD SHOWED BY ARROW ←
• V MAX: SHOWED BY 2 SQUARE
• V3: MIN SPD FOR FLAP RET SHOWED BY F
• V4: MIN SPD FOR SLAT RET SHOWED BY S
• V M: MANEUVER SPD (BEST SPD FOR ENG FAIL) SHOWED BY CIRCLE ONLY IN CLEAN CONFIG

12.   VC MUST LESS THAN V3 TO EXT FLAP

13.   ALFA FLOOR PROTECTION DEVELOPED IN FAC SENT TO TCC FOR MAX ENG THRUST

14.BY ALL PROBE  TEST ALFA PROTECTION CAN TEST

15.   FAC’S EXCHANGE FLAP/SLAT  POS DATA

16.   SPD LIM FLASHES IN PFD IF: FAC ,ALFA PROBE, SFCC OR IRS FAILUIRE

17.   STALL PROTECTION BY :

• ALFA TRIM AND ALFA FLOOR PROTECTION BY FAC
• STICK SHAKER BY FWC SIG FROM ADC