Installation of the CAPT/F/O Seat

TASK 25-11-51-400-001-A
Installation of the CAPT/F/O Seat

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

ZONE: 211
ZONE: 212
FIN: 3MS
FIN: 4MS

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 2M (6 FT) - ADJUSTABLE
No specific	Torque wrench: range to between 0.9 and 0.8 m.daN (79.65 and 70.80 lbf.in )

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.04JMD9)	Top Coat Polyurethane-- Decorative Furnishing
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
211	COCKPIT
212	COCKPIT
811

D. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 25-11-00-710-001-A	Operational Test of the Captain and First Officer Seats
CAPT Seat
F/O Seat

3. Job Set-up
Subtask 25-11-51-010-051-A

A. Aircraft Maintenance Configuration
(1) Make sure that the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE is in position below the access door 811 of the avionics compartment.
(2) Make sure that access door 811 is open.

Subtask 25-11-51-865-054-A

B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
FOR FIN: 3MS (SEATCAPTAIN)
122VU	COCKPIT SEATS/SEAT CTL/CAPT	1MS1	U11
122VU	LIGHTING/FLOOD/CAPT/SIDE	5LE	Z05
FOR FIN: 4MS (SEATF/O)
122VU	COCKPIT SEATS/SEAT CTL/F/O	1MS2	U14
122VU	LIGHTING/FLOOD/F/O/SIDE	4LE	Z06

4. Procedure
Subtask 25-11-51-420-051-B

A. Installation of the Seat
(1) Make sure the seat (1) is in the stowed position before you remove the bolts (7) and the washers (8).
(2) Remove the bolts (7) and the washers (8).
(3) Remove the armrest from the seat (1), on the side stick side.

NOTE: This will help you to move the seat (1) to the cockpit.

CAUTION: BEFORE YOU REMOVE THE SEAT FROM THE COCKPIT OR INSTALL IT IN THE COCKPIT, INSTALL THE APPLICABLE PROTECTION ON THE COCKPIT DOOR AND OTHER COCKPIT ITEMS. IF YOU DO NOT OBEY THIS INSTRUCTION, DAMAGE TO THE COCKPIT DOOR AND COCKPIT ITEMS CAN OCCUR.

(4) Move the seat to the cockpit.
(5) Put the seat (1) on the floor.
(6) Install the washers (4) and the bolts (3) and tighten them.
(7) Install the armrest on the seat (1).
(8) Install the bolts (7) and the washers (8).
(9) TORQUE the bolts (7) to between 0.9 and 0.8 m.daN (79.65 and 70.80 lbf.in )

.
(10) Make sure that the paint on the head of the bolts (3) is in the correct condition.
(11) If the paint is not in the correct condition:
(a) Remove the remaining paint from the head of the bolts (3).
(b) Clean the head of the bolts (3) with Non Aqueous Cleaner-General - - (Material No.08BAA9) and the Textile-Lint free Cotton - (Material No.14SBA1) .
(c) Paint the head of the bolts (3) with Top Coat Polyurethane-- Decorative Furnishing (Material No.04JMD9) .
(12) Remove the blanking caps from the connectors (5) and (6).
(13) Connect the electrical connector (5) to the electrical connector (6).

Subtask 25-11-51-865-063-A

B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
FOR FIN: 3MS (SEATCAPTAIN)
122VU	COCKPIT SEATS/SEAT CTL/CAPT	1MS1	U11
122VU	LIGHTING/FLOOD/CAPT/SIDE	5LE	Z05
FOR FIN: 4MS (SEATF/O)
122VU	COCKPIT SEATS/SEAT CTL/F/O	1MS2	U14
122VU	LIGHTING/FLOOD/F/O/SIDE	4LE	Z06

Subtask 25-11-51-861-051-A

C. Energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-861-002)

Subtask 25-11-51-710-055-A

D. Operational Test of the CAPT and F/O Seats
(1) Do the operational test of the CAPT and F/O seats (Ref. AMM TASK 25-11-00-710-001).

Subtask 25-11-51-710-050-A

E. Operational Test of the Lights of the CAPT and F/O Seats

ACTION	RESULT
1.On panel 301VU (500VU):
Put the CONSOLE/FLOOR switch in the BRT position.	Below the CAPT/F/O seats, the four lights come on.
Put the CONSOLE/FLOOR switch in the OFF position.	The same four lights go off.

5. Close-up
Subtask 25-11-51-862-051-A

A. De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).

Subtask 25-11-51-410-050-A

B. Close Access
(1) Make sure that the life vest is in its compartment.
(2) Make sure that the work area is clean and clear of tools and other items.
(3) Close access door 811.
(4) Remove the access platform(s).

[Rev.10 from 2021] 2026.03.31 23:28:03 UTC