Deactivation of the Crew Foot Warmers (FAA Operators Only)

TASK 25-15-00-040-801-A
Deactivation of the Crew Foot Warmers (FAA Operators Only)

ZONE: 211
ZONE: 212
FIN: 2DR1 ** ON A/C NOT FOR ALL
FIN: 2DR2 ** ON A/C NOT FOR ALL
FIN: 2DR3 ** ON A/C NOT FOR ALL
FIN: 2DR4 ** ON A/C NOT FOR ALL

1. Reason for the Job
MMEL 25-15-01
CREW FOOT WARMERS (FAA ONLY)

NOTE: The deactivation of the crew foot warmers is applicable only to the FAA operators.

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

REFERENCE	QTY	DESIGNATION
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
211	COCKPIT
212	COCKPIT

C. 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)

3. Job Set-up
Subtask 25-15-00-860-050-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Make sure that the aircraft electrical circuits are energized (Ref. AMM TASK 24-41-00-861-002).
(2) FOR [2DR1] (WARMER-FOOT, CAPT R), [2DR3] (WARMER-FOOT, CAPT L)
On CAPT LIGHTING/LOUDSPEAKER control-panel 301VU, make sure that the FOOT WARMER control switch (3DR1) is set to the OFF position.
(3) FOR [2DR2] (WARMER-FOOT, F/O R), [2DR4] (WARMER-FOOT, F/O L)
On F/O LIGHTING/LOUDSPEAKER control-panel 500VU, make sure that the FOOT WARMER control switch (3DR2) is set to the OFF position.

Subtask 25-15-00-865-050-A ** ON A/C NOT FOR ALL

B. Make sure that this(these) circuit breaker(s) is(are) closed:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
122VU	FOOT WARMER	1DR	X15

4. Procedure
Subtask 25-15-00-040-050-A ** ON A/C NOT FOR ALL

A. Deactivation of the Crew Foot Warmers
(1) Open, safety and tag this(these) circuit breaker(s):

[1DR] .

5. Close-up
Subtask 25-15-00-860-051-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Make an entry in the logbook.
(2) Make sure that the work area is clean and clear of tools and other items.

[Rev.10 from 2021] 2026.03.31 23:29:26 UTC