B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------FOR 1WW1
 49VU FWS/FWC1/SPLY 3WW F01 FOR 1WW2 121VU EIS/FWC2/SPLY 2WW Q07
 4. Procedure
_________ (Ref. Fig. 401/TASK 31-53-34-991-001) Subtask 31-53-34-420-050 R A. Installation of the FWC
 (1)
 Clean the component interface and/or the adjacent area.

 (2)
 Do an inspection of the component interface and/or the adjacent area.

 (3)
 Remove the blanking caps from the electrical connectors (2).

 (4)
 Make sure that the electrical connectors (2) are clean and in the correct condition.

 (5)
 Install the FWC (1) on its rack (3).

 (6)
 Push the FWC (1) on its rack (3) to connect the electrical connectors (2).

 (7)
 Engage the nuts (4) on the lugs (5) and tighten.
 Subtask 31-53-34-865-052

 B.
 Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): FOR 1WW1 3WW FOR 1WW2 2WW

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 Subtask 31-53-34-860-050
 C. Get the SYSTEM REPORT/TEST/INST menu page (Ref. TASK 31-32-00-860-008). Subtask 31-53-34-740-050
 D. Reset of the FWC Software PIN PROGRAM (only applicable in flight phase 1)
 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the MCDU, push the line key adjacent to the ECAM 1(2) indication.
NOTE : Make ECAM1 selection if
____ you installed the FWC1. Make ECAM2 selection if you installed the FWC2.
 2.
 Push the next page key.

3.
 Push the line key adjacent to the SYSTEM CONFIGURATION indication.

4.
 Push the line key adjacent to the ECAM PIN PROGRAM SOFT indication.

5.
 Push the line key adjacent to the RESET PIN PROG FWC1(2) indication.

 6.
 Push the line key adjacent to the CONFIRM RESET PIN PROG indication

7.
 Push the line key adjacent to the RETURN indication until the CFDS MENU page comes into view.

On the MCDU, the ECAM-1(2)FWC1/2-SDAC1/2-ECP page comes intoview.
The ECAM-1(2) FWC1/2-SDAC1/2-ECP next page comes into view.
The ECAM-1(2) SYSTEM CONFIGURATION pagecomes into view.
The ECAM-1(2) ECAM PIN PROGRAM SOFTpage comes into view.
The ECAM-1(2) ECAM PIN PROGRAM SOFTpage comes into view.
The ECAM-1(2) ECAM PIN PROGRAM SOFTpage comes into view:
 On this page, make sure that, only for the FWC you reset, all the digits are at 1.
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 -------------------------------------------------------------------------------
ACTION RESULT -------------------------------------------------------------------------------
8. On the overhead circuit breaker panel 49VU: - open circuit breakers 3WW to reset the FWC1 and 2WW to reset the FWC2 On the upper ECAM DU: - FWC 1+2 FAULT comes into view.
 9. On the overhead circuit breaker panel 49VU: - close circuit breakers 3WW to reset the FWC1 and 2WW to reset the FWC2 on the upper ECAM DU: - FWC 1+2 FAULT goes out of view.
 10. Do the steps 1, 2, 3 and 4 again to do a check of the status of the software pin program. 
R R R  11. Push the line key adjacent to the RETURN indication until the CFDS MENU page comes into view. 
R  **ON A/C 106-149, 211-299, 301-399, 401-499,
 Subtask 31-53-34-840-050
 E. Preparation of the Test.
 If the OEB is used, you must update the OEB DATABASE:
 - If one FWC was removed, do the crossloading of the OEB database from the opposite FWC (Ref. TASK 31-51-00-610-003).
 - If two FWCs were removed, load one FWC OEB database (Ref. TASK 31-51-00-610-001) and do the crossloading to the opposite FWC database (Ref. TASK 31-51-00-610-003). 

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 Subtask 31-53-34-710-051 R F. Test of the FWC
 (1) Do the Ground Scanning of the Central Warning System (Ref. TASK 31-50-00-710-001).
 NOTE : As an alternative procedure, you can do the operational test
____ of the FWC without the CFDS (Ref. TASK 31-50-00-710-002).
 NOTE : If the airline operates the aircraft in CAT3 conditions, do
　
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