Installation of the Cockpit Protective-Breathing Equipment

TASK 35-31-52-400-002-A
Installation of the Cockpit Protective-Breathing Equipment

WARNING: MAKE SURE THAT YOU OBEY THE MANUFACTURER'S INSTRUCTIONS AND NATIONAL HAZARDOUS MATERIAL REGULATIONS WHEN YOU MOVE OR KEEP THIS EQUIPMENT IN STORAGE:

CHEMICAL OXYGEN GENERATORS
PROTECTIVE BREATHING EQUIPMENT
FIXED AND PORTABLE OXYGEN CYLINDERS.

SPECIAL PRECAUTIONS ARE NECESSARY FOR THIS EQUIPMENT.

ZONE: 210
FIN: 5776HM ** ON A/C NOT FOR ALL
FIN: 5904HM ** ON A/C NOT FOR ALL

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
210	CKPT,FWD COMPT BHD TO FLT COMPT BULKHEAD

B. Referenced Information

REFERENCE	DESIGNATION
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 35-00-00-860-001-A	Special Precautions When Working on a Gaseous Oxygen System
Protective Breathing Equipment ** ON A/C NOT FOR ALL
Protective Breathing Equipment ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 35-31-52-860-073-A

A. Aircraft Maintenance Configuration
(1) Obey the special precautions when you do work on a gaseous oxygen system (Ref. AMM TASK 35-00-00-860-001).
(2) Make sure that the ground service network is energized
(Ref. AMM TASK 24-42-00-861-001).

4. Procedure
Subtask 35-31-52-420-058-A ** ON A/C NOT FOR ALL

A. Installation of the Protective Breathing Equipment
(1) Make sure that:

You can read the pictogram.
You can see the indicator.
The tamper seal is not broken.
The permitted life is not expired.

(2) In the cockpit, in the right aft console 702VU, install the protective breathing equipment (1).

Subtask 35-31-52-420-058-D ** ON A/C NOT FOR ALL

A. Installation of the Protective Breathing Equipment.
(1) Make sure that:

You can read the pictogram.
You can see the indicator.
The tamper seal is not broken.
The permitted life is not expired.

(2) In the cockpit, on the lower part of the rear panel 120VU, install the protective breathing equipment (1).

5. Close-up
Subtask 35-31-52-860-074-A

A. Put the aircraft back to its initial configuration.
(1) Make sure that the work area is clean and clear of tools and other items.
(2) De-energize the ground service network
(Ref. AMM TASK 24-42-00-862-001).

[Rev.10 from 2021] 2026.04.01 01:05:29 UTC