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AUTOTHRUST - DEACTIVATION/REACTIVATION
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TASK 22-30-00-040-004 Check of the Throttle Control Units
1. Reason for the Job
__________________
Refer to the MMEL TASK: 22-30-01
AUTO FLIGHT
Autothrust Function
(FAA only)
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notice
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
from the External Power 31-60-00-860-001 EIS Start Procedure 31-60-00-860-002 EIS Stop Procedure
3. Job Set-up
__________ Subtask 22-30-00-860-059
A. Aircraft Maintenance Configuration
(1)
Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
(2)
Do the EIS start procedure (Upper ECAM DU and lower ECAM DU only) (Ref. TASK 31-60-00-860-001)
(3)
On the center pedestal, make sure that all the throttle control levers are set to IDLE (0 degree TLA).
(4)
On the maintenance panel 50VU:
-release the ENG FADEC GND PWR 1 and 2 pushbutton switches (The ON legend of these pushbutton switches comes on).
Subtask 22-30-00-865-062
B. Make sure that this(these) circuit breaker(s) is(are) closed: -------------------------------------------------------------------------------
PANEL ------ DESIGNATION ---------------------------------------------------- IDENT. LOCATION---------------------
49VU ENGINE/2/FADEC A/AND EIU 2 2KS2 A05
49VU ENGINE/1/FADEC A/AND EIU 1 2KS1 A04
121VU ENGINE/ENG2/FADEC B 4KS2 Q40
121VU ENGINE/ENG1/FADEC B/AND EIU 1 4KS1 R41
4. Procedure_________
Subtask 22-30-00-710-059
A. Operational Test of the Throttle Control Units
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. Open circuit breakers 2KS1, 2KS2.
2. On the center pedestal:
R - move the ENG1 and 2 throttle
R control levers.
R
R - move the throttle control
R levers to IDLE position.
3. Close circuit breakers 2KS1,
2KS2.
4. Open circuit breakers 4KS1, 4KS2.
5. On the center pedestal:
R - move the ENG1 and 2 throttle
R control levers.
R
R - move the throttle control
R levers to IDLE position.
On the upper ECAM display unit:
-the small circles on N1 indications follow the position of the throttle control levers.
On the upper ECAM display unit:
-the small circles on N1 indications follow the position of the throttle control levers.
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-------------------------------------------------------------------------------
ACTION RESULT -------------------------------------------------------------------------------
6. Close circuit breakers 4KS1, 4KS2.
5. Close-up
________ Subtask 22-30-00-860-060
A. Put the aircraft back to its initial configuration.
(1)
On the maintenance panel 50VU:
-push the ENG FADEC GND PWR 1 and 2 pushbutton switches (The ON legend of these pushbutton switches goes off).
(2)
Do the EIS stop procedure (Ref. TASK 31-60-00-860-002).
(3)
Put a warning notice in the cockpit to tell the crew that the autothrust function does not operate.
(4)
Make an entry in the logbook.
(5)
De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
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AUTOTHRUST - ADJUSTMENT/TEST
____________________________
TASK 22-30-00-710-003
Operational Test of the Engine / Autothrust System Isolation (with AIDS)
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