Reactivation of the Alternate-Brake Safety-Valve

TASK 32-43-16-600-001-A-01
Reactivation of the Alternate-Brake Safety-Valve

WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:

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

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

WARNING: MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING GEAR. THIS WILL PREVENT UNWANTED MOVEMENT OF THE LANDING GEAR, AND THUS POSSIBLE INJURY TO PERSONS AND DAMAGE TO THE AIRCRAFT AND/OR EQUIPMENT.

FIN: 2620GM ** ON A/C NOT FOR ALL
FIN: 2621GM ** ON A/C NOT FOR ALL
FIN: 2622GM ** ON A/C NOT FOR ALL
FIN: 2623GM ** 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 3M (10 FT)
No specific	AR	SAFETY BARRIER(S)
No specific	1	WARNING NOTICE(S)

B. Referenced Information

REFERENCE	DESIGNATION
TASK 29-10-00-864-002-A	Depressurize the Yellow Hydraulic System
TASK 29-14-00-614-001-A	Depressurization of the Hydraulic Reservoirs
TASK 32-00-00-481-001-A	Installation of the Safety Devices on the Landing Gears
TASK 32-43-00-710-001-A	Operational Check of Alternate Braking System
TASK 32-43-00-870-002-A	Bleeding of the High Pressure Alternate Braking System

3. Job Set-up
Subtask 32-43-16-941-055-A ** ON A/C NOT FOR ALL

A. Safety Precautions
(1) Put the ACCESS PLATFORM 3M (10 FT) in position at the applicable zone 571(671).
(2) As necessary, use the applicable SAFETY BARRIERS, specified by the operator's instructions and your local regulations.
(3) Make sure that the ground safety locks are on the landing gear (Ref. AMM TASK 32-00-00-481-001).
(4) On the panel 400VU:

make sure that the landing-gear control-lever 6GA is in the DOWN position
put a WARNING NOTICE(S) in position to tell persons not to operate the landing gear.

4. Procedure
Subtask 32-43-16-440-054-A ** ON A/C NOT FOR ALL

A. Reactivation of the Alternate-Brake Safety-Valve

WARNING: OBEY THE HYDRAULIC SAFETY PROCEDURES.

WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.

CAUTION: MAKE SURE THAT THE FLUID DOES NOT STAY ON THE AIRCRAFT STRUCTURE. IF THE FLUID GETS ON THE AIRCRAFT STRUCTURE, WASH IT OFF IMMEDIATELY WITH SOAP AND WATER.

(1) Depressurize the Yellow hydraulic system (Ref. AMM TASK 29-10-00-864-002).
(2) Depressurize the reservoir of the Yellow hydraulic system (Ref. AMM TASK 29-14-00-614-001).
(3) Bleed the alternate brake system (Ref. AMM TASK 32-43-00-870-002).

Subtask 32-43-16-710-053-A ** ON A/C NOT FOR ALL

B. Test
(1) Do an operational test of the Alternate Braking System (Ref. AMM TASK 32-43-00-710-001).

5. Close-up
Subtask 32-43-16-942-053-A ** ON A/C NOT FOR ALL

A. Removal of Equipment
(1) Remove the SAFETY BARRIER(S).
(2) Make sure that the work area is clean and clear of tools and other items.
(3) Remove the WARNING NOTICE(S).
(4) Remove the access platform(s).
(5) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.04.01 00:48:56 UTC