Installation of the Brake-Pedal Transmitter Unit

TASK 32-43-47-400-001-A
Installation of the Brake-Pedal Transmitter Unit

FIN: 103GG ** 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	AR	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE
No specific	AR	WARNING NOTICE(S)
98A27901002000	2	PIN-RIGGING,RUDDER CONTROL

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
811

C. Expendable Parts

FIG.ITEM	DESIGNATION	IPC-CSN
10	COTTER PINS	AIPC 32-42-01-06-010
10	COTTER PINS	AIPC 32-42-81-06-010
13	COTTER PINS	AIPC 32-43-01-06-030
13	COTTER PINS	AIPC 32-43-81-06-010

D. Referenced Information

REFERENCE	DESIGNATION
TASK 20-28-00-720-005-A	Check of the Electrical Bonding of the Different Components (but not the Fluid Systems and Components Installed on Composite materials)
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 24-42-00-862-001-A	De-energize the Ground Service Network Supplied from the External Power
TASK 27-21-00-820-803-A	Adjustment of the Rods of the Alternate Brake-Pedal Transmitter-Unit
TASK 32-43-00-710-001-A	Operational Check of Alternate Braking System
Brake-Pedal Transmitter Unit (103GG)

3. Job Set-up
Subtask 32-43-47-860-050-A ** ON A/C NOT FOR ALL

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 WARNING NOTICE(S) is in position in the cockpit to tell persons not to operate the brake pedals.
(3) Make sure that the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE is in position at the access door 811.
(4) Make sure that the access door 811 is open.

Subtask 32-43-47-865-051-A ** ON A/C NOT FOR ALL

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	ABCU &/Y BRK/PRESS IND	61GG	C10
** ON A/C NOT FOR ALL
121VU	ABCU/HOT BUS/SPLY	110GG	P30
** ON A/C NOT FOR ALL
121VU	HYDRAULIC/BRAKING AND STEERING/SYS2/SPLY	4GG	M36
121VU	HYDRAULIC/BRAKING AND STEERING/SYS2/CTL	3GG	M35
121VU	HYDRAULIC/BRAKING AND STEERING/SYS1/CTL	1GG	M34
121VU	HYDRAULIC/BRAKING AND STEERING/SYS1/IND AND/SPLY	2GG	M33
** ON A/C NOT FOR ALL
121VU	ABCU/HOT BUS/SPLY	110GG	P31

4. Procedure
Subtask 32-43-47-420-050-A ** ON A/C NOT FOR ALL

A. Installation of the Transmitter Unit
(1) Clean the component interfaces and the adjacent area.
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Install the transmitter unit (3) on its support.
(4) Install the bolts (4), washers (11) and nuts (12).
(5) Tighten the nuts (12).
(6) Safety the nuts (12) with the new AIPC 32-43-01-06-030 COTTER PINS (13).
(7) Align the rods (7) with the levers (2).
(8) Install the bolts (5), washers (8) and nuts (9).
(9) Tighten the nuts (9).
(10) Safety the nuts (9) with the new AIPC 32-42-01-06-010 COTTER PINS (10).
(11) Remove the CAP-BLANKING from each electrical connector and receptacle.
(12) Make sure that all the electrical connections are clean and in the correct condition.
(13) Connect the electrical connectors (14) to the transmitter unit (3).
(14) Remove the 98A27901002000 PIN-RIGGING,RUDDER CONTROL (1).

Subtask 32-43-47-420-050-B ** ON A/C NOT FOR ALL

A. Installation of the Transmitter Unit
(1) Clean the component interfaces and the adjacent area.
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Install the transmitter unit (3) on its support.
(4) Install the bolts (4), washers (11) and nuts (12).
(5) Tighten the nuts (12).
(6) Safety the nuts (12) with the new AIPC 32-43-01-06-030 COTTER PINS (13) or AIPC 32-43-81-06-010 COTTER PINS (13).
(7) Align the rods (7) with the levers (2).
(8) Install the bolts (5), washers (8) and nuts (9).
(9) Tighten the nuts (9).
(10) Safety the nuts (9) with the new AIPC 32-42-01-06-010 COTTER PINS (10) or AIPC 32-42-81-06-010 COTTER PINS (10).
(11) Remove the CAP-BLANKING from each electrical connector and receptacle.
(12) Make sure that all the electrical connections are clean and in the correct condition.
(13) Connect the electrical connectors (14) to the transmitter unit (3).
(14) Do an electrical bonding test between the transmitter unit (3) and the aircraft structure (Ref. AMM TASK 20-28-00-720-005).
(15) Remove the 98A27901002000 PIN-RIGGING,RUDDER CONTROL (1).

Subtask 32-43-47-865-052-A ** ON A/C NOT FOR ALL

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	ABCU &/Y BRK/PRESS IND	61GG	C10
** ON A/C NOT FOR ALL
121VU	ABCU/HOT BUS/SPLY	110GG	P30
** ON A/C NOT FOR ALL
121VU	HYDRAULIC/BRAKING AND STEERING/SYS2/SPLY	4GG	M36
121VU	HYDRAULIC/BRAKING AND STEERING/SYS2/CTL	3GG	M35
121VU	HYDRAULIC/BRAKING AND STEERING/SYS1/CTL	1GG	M34
121VU	HYDRAULIC/BRAKING AND STEERING/SYS1/IND AND/SPLY	2GG	M33
** ON A/C NOT FOR ALL
121VU	ABCU/HOT BUS/SPLY	110GG	P31

Subtask 32-43-47-710-050-A ** ON A/C NOT FOR ALL

C. Test
(1) Do a check of the adjustment of the rods of the alternate brake-pedal transmitter-unit (103GG) (Ref. AMM TASK 27-21-00-820-803).
(2) Do the operational test of the alternate braking system (Ref. AMM TASK 32-43-00-710-001).

5. Close-up
Subtask 32-43-47-862-050-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to its initial configuration.
(1) Remove the WARNING NOTICE(S).

Subtask 32-43-47-410-050-A ** ON A/C NOT FOR ALL

B. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close the access door 811.
(3) Remove the access platform(s).
(4) De-energize the ground service network (Ref. AMM TASK 24-42-00-862-001).

[Rev.10 from 2021] 2026.04.01 00:49:18 UTC