Installation of the Potable Water Service-Door

TASK 52-42-19-400-801-A
Installation of the Potable Water Service-Door

ZONE: 133

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

ZONE/ACCESS	ZONE DESCRIPTION
133	BAY UNDER FWD CAR COMPT FLOOR
133AL

B. Referenced Information

REFERENCE	DESIGNATION
Potable Water Service-Door 133AL

3. Job Set-up
Subtask 52-42-19-860-050-A

A. Aircraft Maintenance Configuration
(1) Make sure that the parts retained from the removed component are clean and in the correct condition.
(2) Make sure that the access platform is in position.

4. Procedure
Subtask 52-42-19-420-050-A

A. Installation of the Potable Water Service Door
(1) Install the door (3).
(2) Install the washers (2) and screws (1).
(3) Tighten the screws (1).

Subtask 52-42-19-210-050-A

B. Check of the Door Opening/Closing
(1) Open and close the door (3).
(2) Make sure that the door (3) operates correctly.

5. Close-up
Subtask 52-42-19-410-050-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close the service door 133AL.
(3) Remove the access platform(s).

[Rev.10 from 2021] 2026.04.02 07:23:49 UTC