(2)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(3)
Make sure that the work area is clean and clear of tool(s) and other items.
(4)
Close the FWD passenger/crew door 831 or 841 (Ref. TASK 52-10-00-410-001).
(5) Remove the access platform(s). Subtask 52-11-12-862-051
D. De-energize the ground service network
(Ref. TASK 24-42-00-862-001)
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CYLINDER - DOOR DAMPER AND EMERGENCY OPERATION - REMOVAL/INSTALLATION
_____________________________________________________________________ TASK 52-11-14-000-001 Removal of the Door-Damper and Emergency-Operation Cylinder
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s) No specific access platform 3.5 m (11 ft. 6 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
25-23-46-000-001 Removal of the Door Linings at the FWD Passenger/Crew
Doors 52-10-00-010-001 Opening of the Passenger/Crew Door 52-10-00-860-001 Special Precautions before Work on the Passenger/Crew
Door 52-11-14-991-007 Fig. 401
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3. Job Set-up
__________ Subtask 52-11-14-010-065 R A. Get Access WARNING : DO NOT OPEN THE PASSENGER/CREW DOOR IF THE WIND SPEED IS MORE
_______
THAN 65 KNOTS.
WARNING : BEFORE YOU START WORK ON THE DOOR, MAKE SURE THAT:
_______
-
THE EMERGENCY CONTROL HANDLE IS IN THE DISARMED POSITION WITH THE SAFETY PIN INSTALLED.
-
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.
(1)
Put an access platform in position in front of the applicable passenger/crew door 831 or 841.
(2)
Open the applicable passenger/crew door (Ref. TASK 52-10-00-010-001), 831, 841.
(3)
Obey special precautions before you start work on the door (Ref. TASK 52-10-00-860-001).
Subtask 52-11-14-865-066
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
Subtask 52-11-14-862-055
C. Not Applicable
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Subtask 52-11-14-010-066 R D. Removal of the Door Support Arm Lining
(1) Remove the support arm lining panels (Ref. TASK 25-23-46-000-001).
(a)
For the left passenger/crew door: 831FZ, 831GZ.
(b)
For the right passenger/crew door: 841FZ, 841GZ.
4. Procedure
_________
Subtask 52-11-14-020-056
A. Removal of the Door-Damper and Emergency-Operation Cylinder
(Ref. Fig. 401/TASK 52-11-14-991-007)
(1)
Remove the cotter pin (18) and discard it.
(2)
Remove the nut (17) and the washer (16).
(3)
Remove the bolt (12) and the washer (13).
(4)
Remove the bushes (15) and disengage the fork (11) from the telescopic rod (14).
(5)
Remove the bushes (23) and (24) from the fork (11).
(6)
Remove the end of the damper and emergency-operation cylinder (10).
(7)
Remove the cotter pin (1) and discard it.
(8)
Remove the nut (2) and the washer (3).
(9)
Remove the bolt (9), the washer (8) and the bush (7).
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