1EFF : ALL 1 31-63-22Page 409 1 1 May 01/05R 1 1 1CES 1

R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 TASK 31-63-22-400-002
 Display Units Swapping procedure (2WT1,2WT2,3WT1,3WT2,4WT1,4WT2)

 1.
 Reason for the Job

__________________
 Refer to the MPD TASK: 316322-01

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 2.5 m (8 ft. 2 in.)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
22-97-00-710-001 Operational Test of the LAND CAT III Capability 31-60-00-710-001 Operational Test of the EIS 52-41-00-410-002 Close the Avionics Compartment Doors after Access 31-63-22-991-001 Fig. 401
 3. Job Set-up
__________
 Subtask 31-63-22-860-054

 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the ground service network is energized

 (2)
 Make sure that the access platform is in position at the access door

 811.

 (3)
 Make sure that the access door 811 is open.

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 Subtask 31-63-22-865-053
 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
R  -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU EIS/ECAM DU/UPPER/SWTG 24WT1 E06 49VU EIS/ECAM DU/UPPER/SPLY 13WT1 E05 49VU EIS/PFD CAPT/SWTG 22WT1 E04 
R  **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302, 
R  49VU EIS/PFD CAPT/SPLY  11WT1  E03 
R  **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399, 
R R  49VU EIS/ND CAPT/SWTG 49VU EIS/ND CAPT/SPLY  23WT1 12WT1  E02 E01 
R  **ON A/C 106-149, 303-399, 
R  49VU EIS/PFD/CAPT/SPLY  11WT1  E03 
R  **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399, 
R R R R R R  121VU EIS/ECAM DU/LOWER/SPLY 121VU EIS/ECAM DU/LOWER/SWTG 121VU EIS/ND/F/O/SWTG 121VU EIS/PFD/F/O/SWTG 121VU EIS/ND/F/O 121VU EIS/PFD/F/O  13WT2 24WT2 23WT2 22WT2 12WT2 11WT2  R11 R10 R06 R05 R04 R03 

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 4. Procedure
_________ Subtask 31-63-22-020-051
 A. Removal of the PFD CAPT (2WT1) NOTE : IF THE OPERATOR TAKES ADVANTAGE OF A SCHEDULED REMOVAL TO PROCEED
____ TO THE SWAPPING PROCEDURE IT IS POSIBLE TO START FROM ANY OTHER DU THAN THE PFD CAPT PROVIDED THE SWAPPING IS ACHIEVED IN THE SAME DIRECTION (FOR EXAMPLE THE DUs MOVING COUNTERCLOCKWISE AS MENTIONNED)
 (Ref. Fig. 401/TASK 31-63-22-991-001)
 (1)
 Remove the thermoformed cover from the CAPT main instrument panel.

 (2)
 Push in the two locking catches (4).

 (3)
 If necessary, push up the handle (3) to decrease the load applied to the locking catches (4): the handle falls to the level of the studs.

 (4)
 Slowly and continuously lower the handle (3) to the bottom section of the screen: at the same time, the unit (2) moves out from the panel by approximately 3 cm.

 (5)
 Pull the handle (3) found at the removal point and disengage the unit (2).

 (6)
 Remove the unit (2).

 (7)
 Put the unit aside, and retain it to be installed as the last one of the six display units.