(2)
Make sure that the AFT cargo-compartment door (Ref. TASK 52-30-00-860-001) is open.
1EFF : ALL 1 34-42-33Page 404 1 1 Feb 01/98 1 1 1CES 1R (3) Make sure that the access panel 152GW is removed.
(4) Make sure that the access platform is in position at the Aft cargo door 826.
Subtask 34-42-33-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------FOR 2SA1
121VU COM NAV/RAD ALTM/1 1SA1 K11 FOR 2SA2 121VU COM NAV/RAD ALTM/2 1SA2 K12
4. Procedure
_________
(Ref. Fig. 401/TASK 34-42-33-991-001)
Subtask 34-42-33-420-050
A. Installation of the Radio Altimeter Transceiver NOTE : The installation procedure is the same for the radio altimeter
____
transceiver 2SA1 and 2SA2.
(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 electrical connectors.
(4)
Make sure that the electrical connectors are clean and in the correct condition.
(5)
Carefully install the transceiver (1) into the rack (2). NOTE : Make sure that the transceiver is correctly aligned to prevent
____ damage to the electrical connectors (4).
(6)
Lift the fasteners and tighten the knurled nuts (3) until the transceiver (1) is correctly attached.
1EFF : ALL 1 34-42-33Page 405 1 1 Aug 01/98 1 1 1CES 1 1EFF : ALL 1 34-42-33Page 406 1 1 Feb 01/02 1 1 1CES 1 Subtask 34-42-33-862-050
Subtask 34-42-33-865-052
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): FOR 2SA1 1SA1 FOR 2SA2 1SA2
Subtask 34-42-33-740-050
C. Do the BITE test of the radio altimeter (Ref. TASK 34-42-00-740-002).
NOTE : If the aircraft is operated in actual CAT 3 conditions, you must____ also do the LAND CAT III capability test: (Ref. TASK 22-97-00-710-001).
5. Close-up________
Subtask 34-42-33-860-051
A. Aircraft Maintenance Configuration
R R (1) On the FTL CTL panel 23VU, push the FAC1 pushbutton switch (the OFF legend goes off.
R R (2) On the FTL CTL panel 24VU, push the ELAC2 pushbutton switch (the OFF legend goes off.
Subtask 34-42-33-410-052
B. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Install the access panel 152GW.
(3) Remove the access platform(s).
(4) Close the AFT Cargo Door 826 (Ref. TASK 52-30-00-860-002).
C. De-energize the ground service network (Ref. TASK 24-42-00-862-001)
1EFF : ALL 1 34-42-33Page 407 1 1 Feb 01/98 1 1 1CES 1
FAN - RADIO ALTIMETER TRANSCEIVER (3SA1,3SA2) - REMOVAL/INSTALLATION
____________________________________________________________________ TASK 34-42-45-000-001 Removal of the Radio Altimeter-Transceiver Fan 3SA1 (3SA2)
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)
No specific access platform 2 m (6 ft. 7 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the Yellow Electric Pump 34-42-45-991-001 Fig. 401
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