Removal of the Footrest Pedal Cover-Assy and the Pedal Pads

TASK 27-21-42-000-802-A
Removal of the Footrest Pedal Cover-Assy and the Pedal Pads

WARNING: MAKE SURE THAT THE SAFETY DEVICES AND THE WARNING NOTICES ARE IN POSITION BEFORE YOU START A TASK ON OR NEAR:

THE FLIGHT CONTROLS
THE FLIGHT CONTROL SURFACES
THE LANDING GEAR AND RELATED DOORS
COMPONENTS THAT MOVE.

MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.

ZONE: 120
ZONE: 210
ZONE: 811

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
No specific	AR	WARNING NOTICE(S)
98A27901002000	1	PIN-RIGGING,RUDDER CONTROL

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
120	AVIONICS COMPARTMENT
210	CKPT,FWD COMPT BHD TO FLT COMPT BULKHEAD
811	FORWARD AVIONICS COMPARTMENT DOOR
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 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 25-11-51-000-001-A	Removal of the CAPT/F/O Seat
TASK 29-00-00-864-001-A	Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action
TASK 29-10-00-863-001-A	Pressurize the Green Hydraulic System with a Hydraulic Ground Power-Cart
TASK 29-10-00-864-001-A	Depressurize the Green Hydraulic System
TASK 29-23-00-863-001-A	Pressurize the Green Hydraulic System from the Yellow Hydraulic System through the PTU with the Electric Pump
TASK 29-23-00-864-001-A	Depressurize the Green and Yellow Hydraulic Systems after Operation of the PTU
Footrest Pedal Cover-Assy and Pedal Pads

3. Job Set-up
Subtask 27-21-42-010-054-A

A. Get access to the avionics compartment.
(1) Put the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE at access door 811.
(2) Open access door 811.

Subtask 27-21-42-860-056-A

B. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).
(2) On the FLT CTL section of overhead panel 23VU, make sure that the FAC 1 pushbutton switch is pushed (the OFF and FAULT legends are off).
(3) Pressurize the Green hydraulic system
(Ref. AMM TASK 29-10-00-863-001) or (Ref. AMM TASK 29-23-00-863-001).
(4) On the center pedestal, on RUD TRIM control panel 110VU, make sure that the RUD TRIM indicator shows 0.
(5) Make sure that the CAPT and F/O pedals are in the neutral position.
(6) In zone 120, install the 98A27901002000 PIN-RIGGING,RUDDER CONTROL (1) on the CAPT yaw/brake bell crank (2).

Footrest Pedal Cover-Assy and Pedal Pads

(Ref. Detail C).
(7) Depressurize the Green hydraulic system
(Ref. AMM TASK 29-10-00-864-001) or (Ref. AMM TASK 29-23-00-864-001).
(8) Make sure that the Blue and Yellow hydraulic systems are depressurized.
(Ref. AMM TASK 29-00-00-864-001).
(9) Put the WARNING NOTICE(S) in position to tell persons not to use these controls:

The CAPT and F/O pedals
The RUD TRIM selector switch on panel 110VU.

(10) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).
(11) Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).

Subtask 27-21-42-010-055-A

C. Remove the Captain/First Officer seat (Ref. AMM TASK 25-11-51-000-001).

4. Procedure
Subtask 27-21-42-020-054-B

A. Removal of the Footrests
(1) Remove the screws (3) from the plates (4).
(2) Remove the plates (4) from the footrests (5).
(3) Remove the screws (6) from the cover (7).
(4) Remove the cover (7) from the footrests (5) and the pedal cover assy (10).
(5) Remove the defective footrests (5).
(6) Remove the bonding compound with a scraper.
(7) Carefully clean the contact surfaces of the pedal cover assy (10) with Non Aqueous Cleaner-General - - (Material No.08BAA9) and dry them with the Textile-Lint free Cotton - (Material No.14SBA1) .

Subtask 27-21-42-020-055-B

B. Removal of the Pedal Pads
(1) Remove the defective pads (8).
(2) Remove the bonding compound with a scraper.
(3) Carefully clean the contact surfaces of the pedal (9) Non Aqueous Cleaner-General - - (Material No.08BAA9) and dry them with the Textile-Lint free Cotton - (Material No.14SBA1) .

[Rev.10 from 2021] 2026.03.31 23:48:16 UTC