-
THE PERCUSSION LEVER OF THE DOOR-DAMPER AND EMERGENCY-OPERATION CYLINDER IS IN THE DISARMED POSITION WITH THE SAFETY PIN INSTALLED.
WARNING : STOP THE OPENING PROCEDURE IF THE RED WARNING LIGHT FLASHES.
_______ RESIDUAL PRESSURE COULD CAUSE THE DOOR TO OPEN WITH A SUDDEN FORCE AND INJURE PERSONS AND/OR DAMAGE THE AIRCRAFT.
R (1) Put an access platform in position in front of the applicable R passenger/crew door.
(2)
Open the applicable passenger/crew door 831 or 841 or 832 or 842 (Ref. TASK 52-10-00-010-001).
(3)
Obey the special precautions before you start work on the door. (Ref. TASK 52-10-00-860-001)
Subtask 52-10-00-865-052
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU EIS/SLIDES/ARM AND WARN/FLT 15WN P11 121VU EIS/SLIDES/ARM AND WARN/GND 13WN P10 121VU EIS/SDAC1 AND 2/DOOR/DET/PAX 48WV P05
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Subtask 52-10-00-010-088
C. Removal of the Door Support Arm Lining.
(1) Remove the support arm lining panels:
R R (a) For the forward passenger/crew doors: (Ref. TASK 25-23-46-000-001). - for the left door 831FZ, 831GZ - for the right door 841FZ, 841GZ
R R (b) For the aft passenger/crew doors: - for the left door 832FZ, 832GZ - for the right door 842FZ, 842GZ. (Ref. TASK 25-23-46-000-002).
4. Procedure_________
Subtask 52-10-00-210-056
A. Visual Inspection of the Support Arm.
(1) Do a check of the connections between the door and the support arm with a flashlight and a mirror.
(2) Examine the support arm for cracks, signs of corrosion and marks.
Subtask 52-10-00-869-054
B. Aircraft Maintenance Configuration
(1) Put the door in the up position, out of the frame.
Subtask 52-10-00-720-053
C. Functional Test of the Door Suspension.
(1) Make sure that the door moves easily along the fuselage. Adjust the guide arms if necessary: - for the forward passenger/crew door: (Ref. TASK 52-11-00-820-001), - for the aft passenger/crew door: (Ref. TASK 52-13-00-820-001).
(2) Fully open the door and make sure that it is locked.
Subtask 52-10-00-220-055
D. Check of the Load of the Pushbutton Switch. (Ref. Fig. 501/TASK 52-10-00-991-038)
R R R R R R (1) With a compression dynamometer apply a load on the pushbutton switch (1) on the door support arm. Measure the load necessary to release the door. The load must be less than or equal to 6 daN (13.4885 lbf). If not, adjust the buffer: - for the forward passenger/crew door (Ref. TASK 52-11-00-820-001) - for the aft passenger/crew door (Ref. TASK 52-13-00-820-001).
Subtask 52-10-00-410-085
E. Closing of the Door.
(1) Close the door from the inside.
5. Close-up________
Subtask 52-10-00-410-098
A. Installation of the Door Support Arm Lining.
(1) Install the support arm lining panels: (Ref. TASK 25-23-46-400-001),
(a) for the forward passenger/crew doors: - for the left door 831FZ, 831GZ, - for the right door 841FZ, 841GZ.
(b) for the aft passenger/crew doors: (Ref. TASK 25-23-46-400-002). - for the left door 832FZ, 832GZ, - for the right door 842FZ, 842GZ.
Subtask 52-10-00-865-053
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 13WN, 15WN, 48WV.
Pushbutton Switch Location
Figure 501/TASK 52-10-00-991-038
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Subtask 52-10-00-410-054
C. Close Access
(1)
Obey the special precautions after the work on the door. (Ref. TASK 52-10-00-860-002)
(2)
Make sure that the work area is clean and clear of tool(s) and other items.
(3)
Close the applicable passenger/crew door 831 or 841
832 or 842 (Ref. TASK 52-10-00-410-001).
(4)
Remove the access platform(s).
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Functional Test of the Visual Indicator of the Door Locking Mechanism
1. Reason for the Job
__________________
Refer to the MPD TASK: 521000-09
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