Removal of the Self-Closing Element

TASK 38-12-41-000-002-A
Removal of the Self-Closing Element

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	ALLEN KEY - DRIVER PNR ISO 2936-2.5
No specific	1	CONTAINER - CLEAN, APPLICABLE
No specific	1	PLUG - BLANKING
W035090087	1	SPECIAL KEY

B. 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 38-12-41-000-008-A	Removal of the Cartridge Assembly
Selfclosing - Element

3. Job Set-up
Subtask 38-12-41-861-050-A ** ON A/C NOT FOR ALL

A. Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).

Subtask 38-12-41-010-054-A ** ON A/C NOT FOR ALL

B. Get Access
(1) Open the door of the lavatory.
(2) Close the potable water-shutoff valve.

4. Procedure
Subtask 38-12-41-020-051-D ** ON A/C NOT FOR ALL

A. Removal of the Water-Faucet Self-Closing Element

NOTE: This procedure for the removal of the water-faucet self-closing element is the same in all lavatories.

(1) Make sure that there is no pressure in the potable water line.
(2) Remove the screw (1) with an ALLEN KEY - DRIVER PNR ISO 2936-2.5 and remove the cap assembly (2) from the faucet housing (7).
(3) Remove and discard the spring clip (3).
(4) Remove the grip sleeve (4) and the spring (5).
(5) Use a W035090087 SPECIAL KEY to remove the self-closing element (6).
(6) Put the self-closing element (6) in the CONTAINER - CLEAN, APPLICABLE with water.

NOTE: The self-closing element can be damaged if kept dry.

(7) If necessary, remove the cartridge assembly from the faucet housing (7) (Ref. AMM TASK 38-12-41-000-008).
(8) Put a PLUG - BLANKING in the faucet housing (7).

[Rev.10 from 2021] 2026.04.02 07:19:12 UTC