35-12-41Page 401
3. Job Set-up
__________
Subtask 35-12-41-010-050
A. Get Access R (1) Put the ACCESS PLATFORM 2M (6 FT) in position in the zone 125.
(2) Open the access door 812.
Subtask 35-12-41-860-054
B. Aircraft Maintenance Configuration
(1) Energize the Ground Service Network from the External Power (Ref. TASK 24-42-00-861-001)
(2) Close the valve of the oxygen cylinder (5750HM). R (3) Put a WARNING NOTICE to tell persons not to open the valve of the
oxygen cylinder assembly.
Subtask 35-12-41-870-050
C. Bleed the oxygen system.
(1)
In the cockpit, on the panel 21VU : -push the OXYGEN/CREW SUPPLY pushbutton switch.The OFF legend goes off.
(2)
On one of the oxygen masks:
-push the PRESS TO TEST AND RESET control slide to bleed the system.
(3)
On the panel 21VU: -release the OXYGEN/CREW SUPPLY pushbutton switch.The OFF legend comes on.
Subtask 35-12-41-865-052
D. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU OXYGEN/CREW/OXY/SPLY 1HT HA01
EFF : ALL
35-12-41Page 402
4. Procedure_________
(Ref. Fig. 401/TASK 35-12-41-991-001)
Subtask 35-12-41-020-059
A. Removal of the Oxygen-Mask Stowage Box (10RN1, 10RN2, 10RN3, 5774HM)
(1) Remove the lining panel from the applicable stowage box (1) .
(2) If it is necessary, remove the full-face/quick-donning oxygen-mask. (Ref. TASK 35-12-41-000-002)
(3) Disconnect the electrical connector (6) which supplies the microphone. Do not disconnect the connector of the stowage box assembly of the 4th Occupant. It has no audio connection that operates.
R R (4) Put a CAP - BLANKING on the electrical connector (6) and the fixed connector (7). Do not do this operation for the stowage box of the 4th Occupant.
(5) Disconnect the line (5). Discard the seal (4).
R (6) Put a PLUG - BLANKING on the disconnected line (5) and on the union (3) of the stowage box.
R (7) Put a BAG - VINYL on the end of the line (5).
(8) Release the latches (2).
(9) Remove the oxygen-mask stowage box from its housing.
35-12-41Page 403
Oxygen-Mask Stowage-Box
Figure 401/TASK 35-12-41-991-001
EFF : ALL 35-12-41 Page 404
Feb 01/98
CES
TASK 35-12-41-400-001
Installation of the Oxygen-Mask Stowage-Box
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
R No specific 1 ACCESS PLATFORM 2M (6 FT) R No specific 1 WARNING NOTICE
B. Consumable Materials
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
Material No. 05-003B USA MIL-G-27617
OXYGEN SYSTEM LUBRICANT (Ref. 20-31-00)
Material No. 05-004 USA MIL-L-25567 TYPE I
OXYGEN LEAK DETECTOR (Ref. 20-31-00)
C. Expendable Parts
-------------------------------------------------------------------------------
FIG.ITEM |DESIGNATION |IPC-CSN
-------------------------------------------------------------------------------
R 4 seal 35-12-01 04 -010 4 seal 35-12-01 04A-010
EFF : ALL
35-12-41Page 405
D. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
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