R Subtask 52-73-22-010-054
R B. Get Access
R WARNING : BEFORE YOU START WORK ON THE DOOR, MAKE SURE THAT:_______
R - THE EMERGENCY CONTROL HANDLE IS IN THE DISARMED POSITION WITH
R THE SAFETY PIN INSTALLED.
R - THE PERCUSSION LEVER OF THE DOOR-DAMPER AND
R EMERGENCY-OPERATION CYLINDER IS IN THE DISARMED POSITION WITH
R THE SAFETY PIN INSTALLED.
R WARNING : STOP THE OPENING PROCEDURE IF THE RED WARNING LIGHT FLASHES._______
R RESIDUAL PRESSURE COULD CAUSE THE DOOR TO OPEN WITH A SUDDEN
R FORCE AND INJURE PERSONS AND/OR DAMAGE THE AIRCRAFT.
R (1) Put an access platform in position at the applicable emergency exit
R 833 or 834 or 844 or 843.
R (2) Open the applicable emergency exit (Ref. TASK 52-22-00-010-002).
R Subtask 52-73-22-865-056
R C. Open, safety and tag this(these) circuit breaker(s):
R -------------------------------------------------------------------------------
R PANEL DESIGNATION IDENT. LOCATION
R -------------------------------------------------------------------------------
R 121VU EIS/SLIDES/ARM AND WARN/FLT 15WN P11
R 121VU EIS/SLIDES/ARM AND WARN/GND 13WN P10
R 121VU EIS/SDAC1 AND 2/DOOR/DET/PAX 48WV P05
R Subtask 52-73-22-010-055
R D. Removal of the Lining Panels of the Emergency Exit
R (1) Remove the door lining panel
R (a) FOR 20WN1
R Remove the lining panel 834CZ.
R (b) FOR 20WN2
R Remove the lining panel 844CZ.
R (c) FOR 19WN1
R Remove the lining panel 833CZ.
R (d) FOR 19WN2
R Remove the lining panel 843CZ.
R 4. Procedure_________
R Subtask 52-73-22-020-053
R A. Removal the CABIN PRESSURE Warning-Light Panel
R (Ref. Fig. 403/TASK 52-73-22-991-003)
R (1) Disconnect the electrical connector (3) from the electrical connector
R (4).
R (2) Put blanking caps on the disconnected electrical connectors.
R (3) Push the tabs (1) of the CABIN PRESSURE warning-light panel (2).
R (4) Remove the CABIN PRESSURE warning light panel (2) from its support.
1EFF : 301-399, 1 52-73-22Page 418 1 1 May 01/04 1 1 1CES 1R TASK 52-73-22-400-003
R Installation of the CABIN PRESSURE Warning Light Panel of the Emergency Exit R Door (19WN1,19WN2,20WN1,20WN2) R 1. Reason for the Job
__________________ R Self Explanatory R 2. Job Set-up Information
______________________ R A. Fixtures, Tools, Test and Support Equipment R -------------------------------------------------------------------------------
R REFERENCE QTY DESIGNATION R -------------------------------------------------------------------------------R No specific blanking caps
R B. Referenced Information R -------------------------------------------------------------------------------R REFERENCE DESIGNATION R -------------------------------------------------------------------------------
R 24-41-00-861-002 R R 24-41-00-862-002 R R 52-22-00-410-002 R 52-73-00-710-004 R R 52-73-22-991-003
R 3. Job Set-up
__________
R Subtask 52-73-22-860-050 Energize the Aircraft Electrical Circuits from the External Power De-energize the Aircraft Electrical Circuits Supplied from the External Power Closing of the Emergency Exit Doors from the Outside Operational Test of the Cabin Overpressure Warning System Fig. 403
R A. Aircraft Maintenance Configuration
R (1) Make sure that the access platform is in position at the applicable R emergency exit 833 or 834 or 843 or 844.
R (2) Make sure that the ground service network is energized (Ref. TASK 24-R 41-00-861-002).
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