Removal of the Support Arm of the Emergency Exit Door

TASK 52-22-12-000-001-A
Removal of the Support Arm of the Emergency Exit Door

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Referenced Information

REFERENCE	DESIGNATION
TASK 52-22-00-010-001-A	Opening of the Emergency Exit Doors from the Passenger Compartment
TASK 52-22-00-860-003-A	Special Precaution before Maintenance on the Door Damper and Emergency Operation Cylinder
TASK 52-22-11-000-001-A	Removal of the Emergency Exit Doors
TASK 52-22-14-000-001-A	Removal of the Door Damper and Emergency Operation Cylinder
Suspension at Door Frame Side ** ON A/C NOT FOR ALL
Suspension at Door Frame Side ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 52-22-12-865-050-A ** ON A/C NOT FOR ALL

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR 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 52-22-12-010-050-A ** ON A/C NOT FOR ALL

B. Get Access
(1) Put the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE in position below the applicable door.
(2) Partly open the emergency exit door as required (Ref. AMM TASK 52-22-00-010-001).
(3) Make sure that the special precaution on the door damper and emergency operation cylinder is completed (Ref. AMM TASK 52-22-00-860-003).

4. Procedure
Subtask 52-22-12-020-050-C ** ON A/C NOT FOR ALL

A. Removal of the Support Arm

Suspension at Door Frame Side ** ON A/C NOT FOR ALL

(1) Remove the door damper and emergency operation cylinder (Ref. AMM TASK 52-22-14-000-001).
(2) Remove the applicable emergency exit door (Ref. AMM TASK 52-22-11-000-001).

NOTE: Make sure that the door stay mechanism (19) is disengaged and the support arm (1) moves free.

(3) Remove the screw (10) and the washer (11) to disconnect the bonding strap (12).
(4) Remove the bolt (13) from the lower hinge of the support arm (1) as follows:
(a) Remove and discard the cotter pin (18) from the nut (17).
(b) Remove the nut (17), the washers (16) and (19) and the bolt (13) with the lockwasher (14) and the spacers (15) and (6).
(5) Remove the bolt (3) from the upper hinge of the support arm (1) as follows:
(a) Remove and discard the cotter pin (9) from the nut (8).
(b) Remove the nut (8), the stop (7) and the spacer (6) from the bolt (3).
(c) Hold the support arm (1) and remove the bolt (3) with the washer (4), the bushings (2) and (5).
(6) Remove the support arm (1) from the fuselage fittings.

[Rev.10 from 2021] 2026.04.02 06:43:19 UTC