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 Installation of the Emergency Oxygen Container
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
98A25207503000 2 PULLEY ASSEMBLY - SEALING CORD
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
21-24-19-000-001 Removal of the Individual Air Outlet 4150 HM 21-24-19-400-001 Installation of the Individual Air outlet 4150 HM 24-41-00-861-002 Energize the Aircraft Electrical Circuits from the
 External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
 from the External Power 35-23-00-710-005 Operational Check of Manual Mask Release 35-23-00-790-002 Leak Check of Components in the Distribution Network
 of the Oxygen System 35-22-54-991-001 Fig. 401 35-22-54-991-006 Fig. 402 35-22-54-991-002 Fig. 403 35-22-54-991-003 Fig. 404 35-22-54-991-004 Fig. 405 35-22-54-991-005 Fig. 406 FOR FIN 5028WR 25-23-45-000-005 Removal of the Door Frame Linings at the Left FWD
 Passenger/Crew Door 25-23-45-400-006 Installation of the Door Frame Linings at the Left
 FWD Passenger/Crew Door FOR FIN 5040WR 25-23-45-000-002 Removal of the Door Frame Linings at the Right FWD
 Passenger/Crew Door -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------

25-23-45-400-007 Installation of the Door Frame Linings at the Right
 FWD Passenger/Crew Door FOR FIN 5036WR 25-23-45-000-004 Removal of the Door Frame Linings at the Right AFT
 Passenger/Crew Door 25-23-45-400-005 Installation of the Door Frame Linings at the Right AFT Passenger/Crew Door
 3. Job Set-up
__________
 Subtask 35-22-54-860-050
 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the aircraft electrical circuits are energized (Ref. TASK 24-41-00-861-002).

 (2)
 Make sure that the warning notice is in position in the cockpit to tell persons not to operate the emergency oxygen system.

 (3)
 For the passenger service channels:

 (a) Make sure that the individual air outlet 4150 HM is open (Ref. TASK 21-24-19-000-001).

 (4)
 For the lavatories and the aft utility area:

 (a) Make sure that the stepladder is below the related emergency oxygen container.

 (5)
 Make sure that door-frame lining is removed:
 FOR 5028WR
 221HW (Ref. TASK 25-23-45-000-005).
 FOR 5040WR
 222HW (Ref. TASK 25-23-45-000-002).
 FOR 5036WR
 262KW (Ref. TASK 25-23-45-000-004).

 

 

 Subtask 35-22-54-865-051
 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU OXYGEN/PASSENGER/CTL AND WARN 2WR HA03 49VU OXYGEN/PASSENGER/CTL AND WARN 1WR HA02
 4. Procedure
_________
 WARNING : KEEP ALL HYDROCARBONS (FUELS, LUBRICANTS, ETC.) AWAY FROM ALL

_______
 SOURCE OF OXYGEN. OXYGEN BECOMES EXPLOSIVE WHEN IT TOUCHES
 HYDROCARBONS.

 WARNING : CLEAN THE TOOLS AND MAKE SURE YOUR HANDS ARE CLEAN TO PREVENT
_______
 CONTAMINATION OF THE OXYGEN SYSTEM.

 CAUTION : MAKE SURE THAT THE FLEXIBLE HOSES ARE NOT TWISTED OR PULLED TIGHT.
_______ IF THE HOSES ARE TWISTED OR PULLED TIGHT, THE CONNECTIONS WILL BREAK AND CAUSE A LEAK.
 Subtask 35-22-54-420-050
 A. Install the emergency oxygen containers in the Passenger Service Channels . (Ref. Fig. 401/TASK 35-22-54-991-001, 402/TASK 35-22-54-991-006)
 NOTE : Only the correct P/N of the emergency oxygen container must be
____ installed. The hoses have a specified length for each location in the aircraft and they must not be cut.
 NOTE : The installation procedure is the same for all the emergency
____
 oxygen containers in the service channels.

 (1)
 Do an inspection of the component interface and/or the adjacent area.

 (2)
 Put the oxygen container (5) in position in the rail (1).

 (3)
 Install the hose section (2) with the PULLEY ASSEMBLY - SEALING CORD
　
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