Emergency Oxygen Control and Indication System
 Figure 501A/TASK 35-23-00-991-001

 CES R **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299,

 Subtask 35-23-00-865-056
 C. Make sure that this(these) circuit breaker(s) is(are) closed:
 -------------------------------------------------------------------------------PANEL SERVIVE IDENT. LOCATION -------------------------------------------------------------------------------2000VU CAB COM SYSTEM - PRAM 2RX 07 F
 Subtask 35-23-00-860-051
 D. Aircraft Maintenance Configuration
 (1) Energize the aircraft electrical circuits
 (Ref. TASK 24-41-00-861-002).

 (2) Energize the CIDS system (Ref. TASK 23-73-00-861-001). R **ON A/C 106-149, 301-399,
 Subtask 35-23-00-860-051-A
 D. Energize the aircraft electrical circuits
 (Ref. TASK 24-41-00-861-002).

R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 4. Procedure
_________
 **ON A/C 001-049, 051-061, 101-105, 151-154, 201-207, 301-399,

 (Ref. Fig. 501/TASK 35-23-00-991-001-B)
 **ON A/C 062-099, 106-149, 155-199, 208-299,

 (Ref. Fig. 501A/TASK 35-23-00-991-001)

R  **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299,
 Subtask 35-23-00-710-050
 A. Do the operational test of the passenger-oxygen system. NOTE : Do not hold the MASK MAN ON pushbutton switch for more than 30
____ sec., because the FAULT indication light in the TMR RESET pushbutton switch comes on after 30 sec.
 NOTE : The prerecorded announcements are normally established by the
____ operator in accordance with the PRAM-Vendor. You can hear the emergency announcement only if it is recorded.
 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the overhead panel 21VU: On the overhead panel 21VU:
 -lift the switch guard and push  - the SYS ON indicator light comes on. the MASK MAN ON pushbutton switch.
 In the cabin:
 -
the doors of all emergency oxygen containers open.

 -
the emergency announcement is heard.

 2. On the maintenance panel 50VU: On the maintenance panel 50VU:
 -push the TMR RESET pushbutton - the ON indicator light on the TMR
 switch.  RESET pushbutton switch comes on during the time the pushbutton is pushed.
 On the overhead panel 21VU:
 -the SYS ON indicator light goes off.
 3. On the FWD Attendant Panel (FAP)  In the cabin:
 120RH:

 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
-push the PRE REC ANN. STOP  - the emergency announcements stop. membrane switch.
R **ON A/C 106-149, 301-399,
 Subtask 35-23-00-710-050-B
 A. Do the operational test of the passenger emergency-oxygen system.
 NOTE : Do not hold the MASK MAN ON pushbutton switch for more than 30
____ sec., because the FAULT indication light in the TMR RESET pushbutton switch comes on after 30 sec.
 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the overhead panel 21VU:  On the overhead panel 21VU:
 - lift the switch guard and push the MASK MAN ON pushbutton switch. - the SYS ON indicator light comes on.
 In the cabin:
 - the doors of all emergency oxygen containers open.
 2. On the maintenance panel 50VU:  On the maintenance panel 50VU:
 - push the TMR RESET pushbutton switch.  - the ON indicator light on the TMRRESET pushbutton switch comes on during the time the pushbutton is pushed.
 On the panel 21VU: - the SYS ON indicator light goes off.

R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
 5. Close-up
________
 **ON A/C 001-049, 051-061, 101-105, 151-154, 201-207, 301-399,

 (Ref. Fig. 501/TASK 35-23-00-991-001-B)
 **ON A/C 062-099, 106-149, 155-199, 208-299,

 (Ref. Fig. 501A/TASK 35-23-00-991-001)
 **ON A/C 001-049, 051-061, 101-105, 151-154, 201-207, 301-399,

 Subtask 35-23-00-410-055-A
 A. Close Access
 (1)
 Push the doors of the emergency oxygen containers to the closed position until they engage.

 (2)
 On the emergency oxygen containers push the test lever back to the normal position and let them retract into their containers.
　
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