1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 1.6 m (5 ft. 3 in.)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
23-51-00-710-002 Operational Test of the SELCAL System 23-51-00-740-003 BITE Test of the SELCAL-CALL Part of the AMU R 52-41-00-410-002 Close the Avionics Compartment Doors after Access
 3. Job Set-up
__________
 Subtask 23-51-13-860-050

 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the access platform is in position at the access door 824 in zone 128.

 (2)
 Make sure that the access door 824 is open.

 1EFF : ALL 1 23-51-13Page 404 1 1 Feb 01/02 1 1 1CES 1

 4. Procedure
_________
 Subtask 23-51-13-420-050

 A. Installation of the SELCAL Code Panel
 (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 connector (4) and the receptacle (1).

 (4)
 Make sure that the connector (4) and the receptacle (1) are in the correct condition.

 (5)
 Connect the connector (4) to the receptacle (1).

 (6)
 Put the SELCAL code panel (3) in its housing.

 (7)
 Tighten the QAD fasteners (2) by one quarter turn.

 (8)
 Make sure that the code on the SELCAL code panel is the same as that written at the panel removal.

 Subtask 23-51-13-740-050
 B. Do the BITE test of the AMU-SELCAL CALL (Ref. TASK 23-51-00-740-003). NOTE : As an alternative procedure, you can do this operational test
____
 without the CFDS (Ref. TASK 23-51-00-710-002).

 5. Close-up
________
 Subtask 23-51-13-410-050
 A. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.
R (2) Close the access door 824 (Ref. TASK 52-41-00-410-002).
 (3) Remove the access platform(s).
 1EFF : ALL 1 23-51-13Page 405 1 1 Feb 01/02 1 1 1CES 1

 SWITCH - RADIO PTT (11RN,12RN) - REMOVAL/INSTALLATION
_____________________________________________________ TASK 23-51-17-000-001 Removal of the Radio PTT Switch (11RN,12RN)
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
27-92-41-000-010 Removal of the Radio PTT Switch (11RN,12RN)
 3. Procedure
_________ Subtask 23-51-17-020-050
 A. Removal of the Radio PTT Switch (Ref. TASK 27-92-41-000-010).
 1EFF : ALL 1 23-51-17Page 401 1 1 Feb 01/98 1 1 1CES 1

 TASK 23-51-17-400-001
 Installation of the Radio PTT Switch (11RN,12RN)

 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
27-92-41-400-010 Installation of the Radio PTT Switch (11RN,12RN)
 3. Procedure
_________ Subtask 23-51-17-420-050
 A. Installation of the Radio PTT Switch (Ref. TASK 27-92-41-400-010).
 1EFF : ALL 1 23-51-17Page 402 1 1 Feb 01/98 1 1 1CES 1 MANAGEMENT UNIT - AUDIO (AMU) (1RN) - REMOVAL/INSTALLATION

__________________________________________________________
 TASK 23-51-34-000-001
 Removal of the Audio Management Unit (AMU) (1RN)
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
　
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