Removal of the Steam Oven(s)

TASK 25-35-19-000-003-A
Removal of the Steam Oven(s)

WARNING: BE CAREFUL WHEN YOU REMOVE OR INSTALL THIS EQUIPMENT. THIS EQUIPMENT IS HEAVY (MORE THAN 12 KG (26.5 lb)) AND CAN CAUSE INJURY AND/OR DAMAGE.

ZONE: 200

1. Reason for the Job
Self Explanatory

NOTE: More than one person is necessary for this procedure.

2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	CAP - BLANKING
No specific	AR	PLUG - BLANKING
No specific	AR	WARNING NOTICE(S)

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
200	UPPER HALF FUSELAGE

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 38-10-00-614-002-A	Depressurization of the Potable Water System
Steam Oven(s)

3. Job Set-up
Subtask 25-35-19-861-054-A ** ON A/C NOT FOR ALL

A. Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).

Subtask 25-35-19-860-055-A ** ON A/C NOT FOR ALL

B. Aircraft Maintenance Configuration
(1) Depressurize the potable water system (Ref. AMM TASK 38-10-00-614-002).
(2) On the water service panel, put the WARNING NOTICE(S) in position to tell persons not to pressurize the potable water system.

Subtask 25-35-19-860-067-A ** ON A/C NOT FOR ALL

C. At the applicable galley, on the galley control panel, open, safety and tag the related circuit breaker(s) of the steam oven(s).

4. Procedure
Subtask 25-35-19-020-052-C ** ON A/C NOT FOR ALL

A. Removal of the Steam Oven

Steam Oven(s) ** ON A/C NOT FOR ALL

WARNING: DO NOT TOUCH THE UNIT UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS WHEN YOU DO THE MAINTENANCE TASK(S).

WARNING: SUPPORT THE UNIT/ASSEMBLY. THE UNIT/ASSEMBLY IS HEAVY. IF YOU DO NOT SUPPORT IT, IT WILL FALL. THIS CAN CAUSE INJURY TO PERSONS, AND/OR DAMAGE TO EQUIPMENT.

(1) If necessary, remove the trolley(s).
(2) Remove the screws (1).
(3) Disconnect the water supply line as follows:

WARNING: MAKE SURE THAT THE POTABLE WATER SYSTEM IS DEPRESSURIZED. A PRESSURIZED SYSTEM CAN CAUSE INJURY TO PERSONS WHEN THEY DO WORK ON IT.

WARNING: DO NOT DO WORK ON THE WASTE WATER SYSTEM AND THE POTABLE WATER SYSTEM AT THE SAME TIME. THIS WILL PREVENT CONTAMINATION OF THE POTABLE WATER SYSTEM. SUCH CONTAMINATION CAN BE DANGEROUS TO HEALTH.

WARNING: ALWAYS USE RUBBER GLOVES WHEN YOU DO WORK:

ON THE WASTE WATER SYSTEM, OR
ON PARTS THAT HAVE CONTAMINATION FROM THE WASTE WATER SYSTEM.

WHEN YOU COMPLETE THE WORK PROCEDURE, CLEAN YOUR HANDS WITH SOAP AND WATER. THIS WILL PREVENT INFECTION (WASTE WATER IS DANGEROUS FOR HEALTH).

(a) Carefully pull the steam oven (2) to disconnect the electrical connector and to get access to the potable water connection.
(b) Hold the steam oven (2) in position.
(c) Disconnect the water supply line (3).
(4) Put the PLUG-BLANKING in each disconnected line end.
(5) Remove the steam oven (2) from the guide rails (4).
(6) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.

[Rev.10 from 2021] 2026.03.31 23:34:27 UTC