(2)
Simulate a rapid decompression of the cabin pressure with a PUMP -VACUUM.
NOTE : If LED CHAN 1 is on, examine RH pressure sensor hole.
____ If LED CHAN 2 is on, examine LH pressure sensor hole.
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the CKPT DOOR CONT Panel 20VU: On the Cockpit Door:
-put the vacuum pump in the - you can hear a clacking noise from applicable pressure sensor hole the solenoids of the electrical and operate it. release strikes.
-as soon as an equal pressure occurs the electrical release strikes operate automatically to lock the cockpit door.
-remove the vacuum pump from the
pressure sensor.
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R
5. Close-up________
R
Subtask 52-51-00-860-069
A. Put the aircraft back to the serviceable condition.
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
R TASK 52-51-00-040-006 Deactivation of the Door Locking System (CDLS)
1. Reason for the Job
__________________
Refer to the MMEL TASK: 52-50-02
DOORS - Fixed Interior
Cockpit Door Locking System (CDLS)
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power
3. Job Set-up
__________ R Subtask 52-51-00-860-075
A. Aircraft Maintenance Configuration
(1)
Make sure that the cockpit door is closed.
(2)
Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
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4. Procedure
_________ Subtask 52-51-00-040-055
A. Do the deactivation of the Door Locking System (CDLS)
NOTE : Any part of the CDLS may be inoperated provided the complete
____ system is deactivated in the unlocked position and is not required by regulations for the intended flight.
Subtask 52-51-00-865-066
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
122VU DOORS/PAX/MONG 1MQ 13 T
5. Close-up
________ Subtask 52-51-00-860-076
A. Aircraft Maintenance Configuration
(1)
Put the aircraft back to the serviceable condition.
(2)
Make an entry in the aircraft technical log that the CDLS is deactivated.
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TASK 52-51-00-440-006
Reactivation of the Door Locking System (CDLS)
1. Reason for the Job__________________
Refer to the MMEL TASK: 52-50-02 DOORS - Fixed Interior Cockpit Door Locking System (CDLS)
2. Job Set-up Information______________________
R A. Referenced Information
R R R -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R TSM 525100
3. Job Set-up__________
Subtask 52-51-00-860-077
A. There is no special job set-up for this task.
4. Procedure_________
Subtask 52-51-00-865-065
A. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1MQ.
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