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3. Job Set-up
__________
Subtask 32-42-34-860-050
A. Aircraft Maintenance Configuration
R (1) Make sure that the aircraft electrical circuits are energized R (Ref. TASK 24-41-00-861-002).
(2)
Do the EIS start procedure (Upper ECAM DU and lower ECAM DU only) (Ref. TASK 31-60-00-860-001).
(3)
Make sure that the access platform is in position at the access door
811.
(4) Make sure that the access door 811 is open.
Subtask 32-42-34-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU HYDRAULIC/BRAKING AND STEERING/SYS2/SPLY 4GG M36 121VU HYDRAULIC/BRAKING AND STEERING/SYS2/CTL 3GG M35 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/CTL 1GG M34 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/IND AND/SPLY 2GG M33
4. Procedure
_________
(Ref. Fig. 401/TASK 32-42-34-991-001)
Subtask 32-42-34-420-050
A. Installation of the BSCU
(1)
Clean the component interface and/or the adjacent area.
(2)
Do a visual inspection of the component interface and/or the adjacent area.
(3)
Remove the blanking caps from the electrical connectors.
(4)
Make sure that the electrical connectors are clean and in the correct conditions.
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(5)
Install the BSCU (1) on its rack (3).
(6)
Push the BSCU (1) on its rack (3) to connect the electrical connectors (2).
(7)
Engage the nuts (4) on the lugs (5) and tighten.
(8)
Make sure that the OBRMs are correctly installed. If they are not installed correctly, push the OBRMs until the locking devices are locked.
Subtask 32-42-34-865-052
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1GG, 2GG, 3GG, 4GG
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
Subtask 32-42-34-610-050
C. Do the selection of the pin programming of the BSCU in relation to the type of brakes and tires related to the aircraft pin programming (Ref. TASK 32-46-00-610-001).
NOTE : Refer to the reference of the pin programming on the LRU
____ IDENTIFICATION page printed before removal of the BSCU.
R **ON A/C ALL
Subtask 32-42-34-710-050
D. BITE Test
(1) Do the BITE test of the BSCU (Ref. TASK 32-46-00-740-001).
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____
the LAND CAT 3 capability test:
(a)
Make sure that the CAT 3 DUAL INOP indication is not shown on the lower ECAM DU with the FADEC GND PWR 1 and 2 pushbutton switches (maintenance panel 50VU) pushed (ON legends on) and the 3 IRs aligned (Ref. TASK 34-10-00-860-004).
(b)
Do the LAND TEST (CAT 3 CAPABILITY) (Ref. TASK 22-97-00-710-001). NOTE : As an alternative procedure, you can do this test without
____ the CFDS (Ref. TASK 32-42-00-710-001) and (Ref. TASK 32-51-00-720-003).
(2) On the center pedestal, on the MCDU, do the LRU IDENTIFICATION of the BSCU (Ref. TASK 32-46-00-740-003).
5. Close-up
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