(2)
Do the ADIRS stop procedure (Ref. TASK 34-10-00-860-005).
(3)
Do the EIS stop procedure
(Ref. TASK 31-60-00-860-002).
(4)
Make sure that the work area is clean and clear of tool(s) and other items.
(5)
De-energize the Cabin Intercommunication Data System (CIDS) (Ref. TASK 23-73-00-862-001).
(6)
De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002).
1EFF : 051-099, 1 23-34-00Page 506 1 1 May 01/05 1 1 1CES 1 1EFF : ALL 1 23-34-34Page 401 1 1 Aug 01/99 1 1 1CES 1 Subtask 23-34-34-010-050
DIGITAL INTERFACE UNIT (DIU) - REMOVAL/INSTALLATION___________________________________________________
TASK 23-34-34-000-001
Removal of the Digital Interface Unit (DIU) (190MH)
1. Reason for the Job__________________
Self Explanatory
2. Job Set-up Information______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific No specific No specific blanking capscircuit breaker(s) safety clip(s)access platform 1.6 m (5 ft. 3 in.)
R B. Referenced Information
R R R -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R 23-34-34-991-001 Fig. 401
3. Job Set-up__________
Subtask 23-34-34-865-050
A. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL SERVICE IDENT. LOCATION -------------------------------------------------------------------------------2000VU PES/PFIS 189MH 06 C
B. Get Access
(1)
Put the access platform in position at the access door 824 in zone
128.
(2)
Open the access door 824.
4. Procedure
_________ R (Ref. Fig. 401/TASK 23-34-34-991-001) Subtask 23-34-34-020-050
A. Removal of the Digital Interface Unit
(1)
Loosen the nuts (3).
(2)
Lower the nuts (3).
(3)
Pull the Digital Interface Unit (5) on its rack (2) to disconnect the electrical connectors (1).
(4)
Remove the Digital Interface Unit (5).
(5)
Put blanking caps on the disconnected electrical connectors (1).
1EFF : ALL 1 23-34-34Page 402 1 1 Aug 01/99 1 1 1CES 1
R R Digital Interface Unit Figure 401/TASK 23-34-34-991-001
1EFF : 1 1 1CES ALL 1 111 23-34-34 Page 403 Aug 01/99
TASK 23-34-34-400-001
Installation of the Digital Interface Unit (DIU) (190MH)
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 -------------------------------------------------------------------------------
R 23-34-00-610-001 Procedure to update the DIU database software 52-41-00-410-002 Close the Avionics Compartment Doors after Access 23-34-34-991-001 Fig. 401
3. Job Set-up
__________
Subtask 23-34-34-860-050
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 23-34-34Page 404 1 1 Feb 01/03 1 1 1CES 1 Subtask 23-34-34-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL SERVICE IDENT. LOCATION -------------------------------------------------------------------------------2000VU PES/PFIS 189MH 06 C
4. Procedure
_________
(Ref. Fig. 401/TASK 23-34-34-991-001)
Subtask 23-34-34-420-050
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