Deactivation of the Galley Supply System

TASK 24-56-00-040-001-A
Deactivation of the Galley Supply System

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 24-26-01B
GALLEY AUTOMATIC LOAD SHED SYSTEM
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Consumable Materials

REFERENCE	DESIGNATION
No specific	PLACARD

C. Referenced Information

REFERENCE	DESIGNATION
TASK 11-00-00-400-021-A	Installation of the Pressurized Area Placards
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 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)

3. Job Set-up
Subtask 24-56-00-860-052-A ** ON A/C NOT FOR ALL

Subtask 24-56-00-860-052-B ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-861-002).
(2) Make sure that the pushbutton switch GALLEY 2XA on the overhead panel 35VU is in the OFF position (white indication light shows OFF).
(3) Make sure that the pushbutton switch ELEC/COMMERCIAL 22XN on the overhead panel 35VU is in the on position (white indication OFF is off).

Subtask 24-56-00-865-050-A

B. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
122VU	ELEC/GALLEY/CNTOR	7MC	S28
122VU	ELEC/GALY & CAB/CTL	1XA	S26
** ON A/C NOT FOR ALL
123VU	AFT GALLEY/FEEDER A	3MC	AF04
** ON A/C ALL
123VU	FWD GALLEY/FEEDER F	16MC	AC10
123VU	AFT GALLEY/FEEDER E	14MC	AF09
** ON A/C NOT FOR ALL
123VU	AFT GALLEY/FEEDER B	12MC	AD09
123VU	FWD GALLEY/FEEDER D	2MC	AD04
123VU	FWD GALLEY/FEEDER C	1MC	AE10
** ON A/C NOT FOR ALL
123VU	FWD GALLEY/FEEDER D	2MC	AE02

4. Procedure
Subtask 24-56-00-040-050-A

A. Deactivation of the Galley Supply
(1) Make sure that the galley electrical panel(s) and galley equipment(s) does (do) not operate.
(2) Install a PLACARD "INOP" on the galley electrical panel(s) and galley equipment(s) to tell persons not to use it (Ref. AMM TASK 11-00-00-400-021).
(3) Make an entry in the logbook.

5. Close-up
Subtask 24-56-00-862-050-A

A. De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.03.31 23:25:03 UTC