- the ECAM warning ENG 1(2) REVERSER FAULT appears

 - check the T/R test report:

 1_ If the following message is present, replace the four deploy
 switches (Ref. TASK 78-31-17-000-001) and (Ref. TASK 78-31-17-
400-001) and do the test again:
 - "DEPL SW, J5/J6,ECU"
 2_ If the following message is present, replace the four stow
 switches (Ref. TASK 78-31-18-000-001) and (Ref. TASK 78-31-18-
400-001) and do the test again:
 - "STOW SW, J5/J6,ECU"
 3_ If the following message is present, replace the four deploy
 switches (Ref. TASK 78-31-17-000-001), (Ref. TASK 78-31-17-
400-001) and the four stow switches (Ref. TASK 78-31-18-000-
001), (Ref. TASK 78-31-18-000-001) and do the test again:
 - "DPLSTW SW,J5/6,ECU"
 4_ If the ECAM warning ENG 1(2) REV PRESSURIZED appears together
 with one of the following messages, troubleshoot per (Ref. TSM
 78 PB101)
 - "HCU(TRPV OPEN)" or "HCU(TRPV), HYD"
 5_ If one of the following messages is present, troubleshoot and
 do the test again:
 - "EIU,HCU" or "TR LOCK, TR ACT"
 6_ If the message "HCU (TRPV), HYD" or "HCU, TRSOV, HYD" is
 present and if there is no other message above mentioned,
 continue the deactivation procedure.
 NOTE : The maintenance messages linked to the fault(s)____
 occurred before the deactivation, can be recorded in
 this T/R test report.

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 (4) Deactivation of the thrust reverser. (Ref. Fig. 402/TASK 78-30-00-991-302, 403/TASK 78-30-00-991-303)

 (a) Remove the bolts (3) that attach the lockplates (2) to the storage bracket (4).

 (b) Remove the lockplates (2) from the storage bracket (4).

 (c) Remove the lockout bolts (1) from the storage bracket (4).

 (d) Remove the screws (5) that attach the lockout fairings (6) to the blocker doors.

 (e) Attach the lockout fairings (6) to the storage bracket (4) with the screws (5).

 (f) TORQUE screws (5) to between 0.16 and 0.19 m.daN (14.15 and 16.81 lbf.in)

 (g) Install the lockout bolts (1) on the blocker doors. (Ref. Fig. 403/TASK 78-30-00-991-303)

 (h) TORQUE the lockout bolts (1) to between 0.65 and 0.70 m.daN

 (57.52 and 61.94 lbf.in).
 (5) Put the lockplates (2) over the lockout bolts (1) and install the bolts (3).

 (6) TORQUE the bolts (3) to between 0.33 and 0.45 m.daN (29.20 and 39.82 lbf.in).

 **ON A/C ALL
 Subtask 78-30-00-410-050
 B. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.

 (2) Remove the access platform(s).

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 (3) Close the fan cowl doors: (Ref. TASK 71-13-00-410-040)
 FOR 1000EM1
 437AL, 438AR
 FOR 1000EM2
 447AL, 448AR

 (4) Remove the warning notice(s).
 Subtask 78-30-00-710-051
 C. Do a FADEC ground test (Engine Non Motoring) (Ref. TASK 73-29-00-710-040).
 (1) Make sure that these fault messages are not in view:
 - "STOW SW, J5/J6,ECU" or "DEPL SW,J5/J6,ECU" or "DPLSTW SW,J5/6,ECU"
 5. Close-up
________
 Subtask 78-30-00-941-051
 A. Safety Precautions
 (1) In the cockpit, install a warning notice to show the reverser cannot operate.

 (2) Make an entry in the log book.

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 TASK 78-30-00-440-040
 Reactivation of Thrust Reverser
 1. Reason for the Job
__________________
 Refer to the MMEL TASK: 78-30-01
 Thrust Reverser
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific warning notice
　
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