Verification Test of the Safety Valves (OPEN Caution on ECAM)

TASK 21-31-00-040-005-A
Verification Test of the Safety Valves (OPEN Caution on ECAM)

FIN: 6HL
FIN: 7HL
Task Summary

Access	Test	Specific Tools	Mhr	E/T	Nb Men
NO	NO	NO	0.3	0.3	1

1. Reason for the Job
MMEL 21-09-03A
CAB PR SAFETY VALVE OPEN ALERT
2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
Safety Valves (6HL,7HL) - Visual Inspection

3. Job Set-up
Subtask 21-31-00-010-061-A

A. Get Access
(1) Remove the food trolleys (1) from the Aft galley.
(2) Remove the access panel (5).

4. Procedure
Subtask 21-31-00-280-053-A

A. Visual Inspection of the Safety Valves (6HL,7HL).
(1) Do a visual inspection of the two safety valves (2).

NOTE: The safety valves (2) must be in the closed position. The ring gate (3) must seat properly on the rubber seal (4).

5. Close-up
Subtask 21-31-00-410-059-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the access panel (5) and the food trolleys (1) in the Aft galley.

[Rev.10 from 2021] 2026.04.02 06:11:13 UTC