Maintenance
78-36-00-010-040 Opening of the Thrust Reverser Doors
78-36-00-410-040 Closing of the Thrust Reverser Doors
26-12-16-991-003 Fig. 403
R 3. Job Set-up__________
R Subtask 26-12-16-861-051
R A. Make sure that the ground service network is energized
R (Ref. TASK 24-42-00-861-001).
R Subtask 26-12-16-860-053
R B. Aircraft Maintenance Configuration
R (1) On the center pedestal, on the ENG panel 115VU, make sure that a
R warning notice is in position to tell persons not to start the
R engine.
R (2) On the overhead maintenance panel 50VU, make sure that the ON legend
R of the ENG/FADEC GND PWR/1(2) is off. Make sure that a warning notice
R is in position to tell persons not to energize the FADEC 1(2).
R (3) Make sure that the access platform is in position.
R Subtask 26-12-16-010-056
R C. Get Access
R (1) Make sure that the fan cowl doors are open: (Ref. TASK 71-13-00-010-
R 040)
R FOR 1000EM1
R 437AL, 438AR
R FOR 1000EM2
R 447AL, 448AR
R (2) Make sure that the thrust reverser doors are open: (Ref. TASK 78-36-
R 00-010-040)
R FOR 1000EM1
R 451AL, 452AR
R FOR 1000EM2
R 461AL, 462AR
R Subtask 26-12-16-865-054
R D. Make sure that this(these) circuit breaker(s) is(are) open, safetied and
R tagged
R -------------------------------------------------------------------------------
R PANEL DESIGNATION IDENT. LOCATION
R -------------------------------------------------------------------------------
R FOR 1000EM1
R 49VU ENGINE/1/FIRE DET/LOOP A 7WD1 A06
R 121VU ENGINE/ENG1/FIRE DET/LOOP B 8WD1 Q38
R FOR 1000EM2
R 49VU ENGINE/2/FIRE DET/LOOP B 8WD2 A07
R 121VU ENGINE/ENG2/FIRE DET/LOOP A 7WD2 Q39
R Subtask 26-12-16-040-053
R E. Make sure that the thrust reverser is unserviceable (Ref. TASK 78-30-00-
R 481-041).
R 4. Procedure_________
R (Ref. Fig. 403/TASK 26-12-16-991-003)
R Subtask 26-12-16-420-052
R A. Installation of the Support Assembly
R (1) Put the support assembly (7) in position.
R (2) Install the bolts (5) and nuts (4) to the support but do not tighten
R at this time.
R (3) Install the clamps (3), washers (6), bolts (2), and the nuts (1) to
R the support but do not tighten at this time.
R (4) Tighten the bolts (2) and (5).
R (5) Remove the blanking caps from the electrical connectors.
R (6) Connect the electrical connectors to the fire detectors.
R Subtask 26-12-16-865-055
R B. Remove the safety clip(s) and the tag(s) and close this(these) circuit
R breaker(s):
R 7WD1, 7WD2, 8WD1, 8WD2.
R Subtask 26-12-16-860-054
R C. Do the EIS start procedure (Upper ECAM only) (Ref. TASK 31-60-00-860-
R 001).
R Subtask 26-12-16-710-051
R D. Do this test.
R (1) On the upper DU, make sure that the FIRE ENG1(2) LOOP A (B) FAULT
R message has gone out of view.
R (2) Do an operational test of the engine fire detection system (Ref. TASK
R 26-12-00-710-001).
R Subtask 26-12-16-860-055
R E. Do the EIS stop procedure: (Ref. TASK 31-60-00-860-002).
R 5. Close-up________
R Subtask 26-12-16-410-052
R A. Close Access
R (1) Make sure that the work area is clean and clear of tool(s) and other
R items.
R (2) Close the thrust reverser doors: (Ref. TASK 78-36-00-410-040)
R FOR 1000EM1
R 451AL, 452AR
R FOR 1000EM2
R 461AL, 462AR
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