-validity check of external and internal pin programming functions. The result of these tests is stored in memory and taken into account by the monitoring function of each computation channel.
CONTROL UNIT - FLIGHT (FCU) (2CA) - REMOVAL/INSTALLATION
________________________________________________________
TASK 22-81-12-000-001
Removal of the FCU (2CA)
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific blanking caps
No specific circuit breaker(s) safety clip(s)
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
22-81-12-991-002 Fig. 401
3. Job Set-up
__________
Subtask 22-81-12-865-050
A. Open, safety and tag this(these) circuit breaker(s):
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PANEL DESIGNATION IDENT. LOCATION
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49VU AUTO FLT/FCU/1 9CA1 B05 121VU AUTO FLT/FCU/2 9CA2 M21 R 122VU LIGHTING/INSTL LT/GLARE/SHLD 5LF Y05
1EFF : ALL 1 22-81-12Page 401 1 1 May 01/99 1 1 1CES 1
4. Procedure
_________
(Ref. Fig. 401/TASK 22-81-12-991-002)
**ON A/C 001-049, 051-061, 101-105, 201-203,
Subtask 22-81-12-020-051
A. Removal of the FCU
(1)
Hold the lower panel (6) and loosen the three Dzus fasteners (5) by a quarter turn.
(2)
Open the lower panel (6).
(3)
Remove the four screws (3) and washers (4) from the FCU (1).
(4)
Pull the FCU (1) from its housing (8).
(5)
Disconnect the electrical connectors (7).
(6)
Remove the FCU (1).
(7) Put blanking caps on the electrical connectors (2) and (7). R **ON A/C 062-099, 106-149, 151-199, 204-299, 301-399, 401-499,
Subtask 22-81-12-020-051-A
A. Removal of the FCU NOTE : You will continue to see the displays for some time after you open
____ the two FCU circuit breakers. You can ignore this (it is because of the residual polarization of the liquid crystals).
(1)
Hold the lower panel (6) and loosen the three Dzus fasteners (5) by a quarter turn.
(2)
Open the lower panel (6).
(3)
Remove the four screws (3) and washers (4) from the FCU (1).
(4)
Pull the FCU (1) from its housing (8).
(5)
Disconnect the electrical connectors (7).
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Flight Control Unit (FCU)
Figure 401/TASK 22-81-12-991-002
1EFF : ALL 1 22-81-12 Page 403
1 1 Feb 01/98
1 1
1CES 1
(6)
Remove the FCU (1).
(7)
Put blanking caps on the electrical connectors (2) and (7).
R **ON A/C ALL
TASK 22-81-12-400-001
Installation of the FCU (2CA)
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
22-10-00-710-004 Operational Test of the FCU Lighting 22-10-00-710-006 Operational Test of the FCU 22-96-00-710-001 Operational Test of the AFS 22-97-00-710-001 Operational Test of the LAND CAT III Capability 22-81-12-991-002 Fig. 401
3. Job Set-up
__________
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