Removal of the Door-Damper and Emergency-Operation Cylinder

TASK 52-13-14-000-001-B
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	AR	ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
832, 832FZ, 832GZ, 842, 842FZ, 842GZ

C. Referenced Information

REFERENCE	DESIGNATION
TASK 23-73-00-862-001-A	De-energize the Cabin Intercommunication Data System (CIDS)
TASK 25-23-46-000-002-A	Removal of the Door Linings from the Aft Passenger/Crew Doors
TASK 52-10-00-010-001-A	Opening of the Passenger/Crew Door
TASK 52-10-00-614-001-A	Discharging/Charging of the Door Damper and Emergency Operation Cylinder of the Passenger/Crew Doors
TASK 52-10-00-860-001-A	Special Precautions before Work on the Passenger/Crew Door
Door-Damper and Emergency-Operation Cylinder ** ON A/C NOT FOR ALL
Door-Damper and Emergency-Operation Cylinder ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 52-13-14-010-065-A

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.

IF YOU DO NOT OBEY THESE INSTRUCTIONS, THE DOOR CAN OPEN WITH FORCE OR THE ESCAPE SLIDE CAN DEPLOY SUDDENLY. THIS CAN CAUSE INJURY AND/OR DAMAGE.

WARNING: STOP THE OPENING PROCEDURE IF THE RED WARNING LIGHT FLASHES. IF THE RED WARNING LIGHT FLASHES, REMAINING PRESSURE CAN CAUSE THE DOOR TO OPEN SUDDENLY AND CAN:

KILL OR CAUSE SERIOUS INJURY TO PERSONS
CAUSE DAMAGE TO THE AIRCRAFT.

(1) Put an ACCESS PLATFORM 5M (16 FT)- ADJUSTABLE in position in front of the applicable passenger/crew door 832 or 842.
(2) Open the applicable passenger/crew door (Ref. AMM TASK 52-10-00-010-001), 832 842.
(3) Apply the safety precautions before you start work on the door (Ref. AMM TASK 52-10-00-860-001).

Subtask 52-13-14-865-067-A

B. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
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 52-13-14-862-056-B ** ON A/C NOT FOR ALL

C. De-energize the Cabin Intercommunication Data System (CIDS) (Ref. AMM TASK 23-73-00-862-001).

Subtask 52-13-14-614-054-A

D. Discharging for Storage
(1) Before you remove the door damper and emergency operation cylinder for the repair in shop:

Release the pressure from the cylinder to the maximum storage pressure of 2 bar (29 psi) (Ref. AMM TASK 52-10-00-614-001).

Subtask 52-13-14-010-066-A

E. Removal of the Door Support-Arm Lining
(1) Remove the support arm lining panels (Ref. AMM TASK 25-23-46-000-002).
(a) For the left passenger/crew door: 832FZ 832GZ.
(b) For the right passenger/crew door: 842FZ 842GZ.

4. Procedure
Subtask 52-13-14-020-057-A ** ON A/C NOT FOR ALL

A. Removal of the Door-Damper and Emergency-Operation Cylinder

Door-Damper and Emergency-Operation Cylinder ** ON A/C NOT FOR ALL

(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).
(10) Remove the damper and emergency-operation cylinder (10).
(11) Remove the two circlips (4) from the pin (5) of the yoke.
(12) Remove the yoke pin (5) and the yoke (6) from the cylinder.

Subtask 52-13-14-020-057-B ** ON A/C NOT FOR ALL

A. Removal of the Door-Damper and Emergency-Operation Cylinder

Door-Damper and Emergency-Operation Cylinder ** ON A/C NOT FOR ALL

(1) Disconnect the connector (22) from the receptacle housing (21).
(2) Remove the cotter pin (18) and discard it.
(3) Remove the nut (17) and the washer (16).
(4) Remove the bolt (12) and the washer (13).
(5) Remove the bushes (15) and disengage the fork (11) from the telescopic rod (14).
(6) Remove the bushes (23) and (24) from the fork (11).
(7) Remove the end of the damper and emergency-operation cylinder (10).
(8) Remove the cotter pin (1) and discard it.
(9) Remove the nut (2) and the washer (3).
(10) Remove the bolt (9), the washer (8) and the bush (7).
(11) Remove the damper and emergency-operation cylinder (10).
(12) Remove the two circlips (4) from the pin (5) of the yoke.
(13) Remove the yoke pin (5) and the yoke (6) from the cylinder.

[Rev.10 from 2021] 2026.04.01 01:37:22 UTC