Discard Gaseous Lavatory Oxygen Container

TASK 35-21-41-920-801-A
Discard Gaseous Lavatory Oxygen Container

WARNING: KEEP ALL HYDROCARBONS (FUELS, LUBRICANTS, ETC.) AWAY FROM ALL SOURCE OF OXYGEN. OXYGEN BECOMES EXPLOSIVE WHEN IT TOUCHES HYDROCARBONS.

WARNING: CLEAN THE TOOLS AND MAKE SURE YOUR HANDS ARE CLEAN TO PREVENT CONTAMINATION OF THE OXYGEN SYSTEM.

ZONE: 200

1. Reason for the Job
Refer to the MPD TASK: 352000-04
DISCARD GASEOUS LAVATORY OXYGEN CONTAINER
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
200	UPPER HALF FUSELAGE

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
TASK 35-21-41-000-001-A	Removal of the Emergency Oxygen Containers
TASK 35-21-41-400-001-A	Installation of the Emergency Oxygen Containers

3. Job Set-up
Subtask 35-21-41-860-052-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Obey special precautions when you do work on oxygen system (Ref. AMM TASK 35-00-00-860-001).
(2) Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).
(3) Get access to the lavatories.

4. Procedure
Subtask 35-21-41-920-050-A ** ON A/C NOT FOR ALL

A. Replacing of Decentralized Gaseous-Oxygen Containers
(1) In the lavatories:
(a) Remove and discard the decentralized gaseous-oxygen container(s) (Ref. AMM TASK 35-21-41-000-001).
(b) Install a new decentralized gaseous-oxygen container(s) (Ref. AMM TASK 35-21-41-400-001).
1 Make sure that the part number of the new container is correct.

5. Close-up
Subtask 35-21-41-860-053-A ** ON A/C NOT FOR ALL

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

[Rev.10 from 2021] 2026.04.01 01:04:55 UTC