Installation of the Pushbutton Switch-Takeover and Priority

TASK 27-92-41-400-011-A
Installation of the Pushbutton Switch-Takeover and Priority

NOTE: This task is not applicable for the new-generation side-stick unit. For the new-generation side-stick unit, refer to the procedure (Ref. AMM TASK 27-92-41-400-803). To know if the side-stick installed on the aircraft is a new-generation side-stick unit, refer to the procedure (Ref. AMM TASK 27-92-41-860-801).

ZONE: 211
ZONE: 212
FIN: 8CE1 ** ON A/C NOT FOR ALL
FIN: 8CE2 ** ON A/C NOT FOR ALL

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 2M (6 FT) - ADJUSTABLE
DMC519	1	ELECTRICIAN SERVICE TOOL KIT

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.05BAA1)	Threadlocking Adhesive-- Low strength -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
211	COCKPIT
212	COCKPIT
822

D. Expendable Parts

FIG.ITEM	DESIGNATION	IPC-CSN
121	O-RING	AIPC 27-92-41-02-100

E. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 27-92-41-400-006-A	Installation of the Control Handle
Pushbutton Switch
Electrical Wiring of the Captain Side-Stick Handle
Electrical Wiring of the First Officer Side-Stick-Handle

3. Job Set-up
Subtask 27-92-41-860-059-A

A. Aircraft Maintenance Configuration
(1) Make sure that the ground service network is energized (Ref. AMM TASK 24-42-00-861-001).
(2) Make sure that the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE is in position at the access door 822.
(3) Make sure that the access door 822 is open.
(4) On the battery power center 105VU:

make sure that the protective cover is removed.

4. Procedure
Subtask 27-92-41-420-060-A

A. Installation of the Pushbutton Switch (8CE1,8CE2)
(1) Clean the component interfaces and the adjacent area.
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Install the new AIPC 27-92-41-02-100 O-RING (121) in its housing.
(4) If you install a new pushbutton switch, you must install a pin contact at the end of each wire.
(5) Install the pushbutton switch (120).
(6) Connect the cables of the pushbutton switch (120) to the electrical connectors (122) and (123) with the extraction/insertion tool P/N M81969/14.01 from the DMC519 ELECTRICIAN SERVICE TOOL KIT.

Electrical Wiring of the Captain Side-Stick Handle

Electrical Wiring of the First Officer Side-Stick-Handle

(7) Put the electrical connectors (122) and (123) in position.
(8) Apply Threadlocking Adhesive-- Low strength - (Material No.05BAA1) on the threads of the screws (124).
(9) Install the screws (124) and tighten them.

5. Close-up
Subtask 27-92-41-410-062-A

A. Install the control handle (Ref. AMM TASK 27-92-41-400-006).

[Rev.10 from 2021] 2026.03.31 23:59:16 UTC