Removal of the Forward Doghouse

TASK 25-27-46-000-001-A
Removal of the Forward Doghouse

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.

CAUTION: WHEN YOU MOVE A HEAVY COMPONENT, DO NOT PUSH IT ALONG THE CABIN FLOOR OR LET IT RUB AGAINST THE FLOOR. IF YOU DO, YOU CAN CAUSE DAMAGE TO THE CABIN FLOOR AND/OR THE COMPONENT.

ZONE: 230
ZONE: 260
FIN: 6600MM ** ON A/C NOT FOR ALL
FIN: 6601MM ** ON A/C NOT FOR ALL

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

ZONE/ACCESS	ZONE DESCRIPTION
230	FWD PASSENGER COMPARTMENT
260	AFT CABIN UTILITY AREA

B. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 25-21-41-000-001-A	Removal of the Passenger Seats
TASK 25-00-00-00	EQUIPMENT/FURNISHINGS - DESCRIPTION AND OPERATION
TASK 25-27-00-00	ANCILLARY EQUIPMENT - DESCRIPTION AND OPERATION
Doghouse ** ON A/C NOT FOR ALL
Doghouse ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 25-27-46-861-050-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).
(2) For the location of this component, refer to paragraph Component Location
(Ref. AMM D/O 25-27-00-00).

Subtask 25-27-46-861-050-C ** ON A/C NOT FOR ALL

Subtask 25-27-46-010-052-A ** ON A/C NOT FOR ALL

B. Get Access
(1) Remove the equipment which is kept in the doghouse.
(2) If necessary, remove the seat row forward of the doghouse (Ref. AMM TASK 25-21-41-000-001).

4. Procedure
Subtask 25-27-46-020-051-F ** ON A/C NOT FOR ALL

A. Removal of the Doghouse

Doghouse ** ON A/C NOT FOR ALL

(1) Make match marks on the components that you disconnect/remove to record their connections/positions. This is important for the subsequent installation procedure.
(2) For the doghouse with drawer:
(a) Release the locking latch (4) and open the drawer (3).
(b) Remove the screws (6) and the cover (5).
(3) For the doghouse with door:
(a) Release the locking latch (8) and open the door (9).
(b) Tilt the floor plate (7) to get access to the floor fittings.
(4) Remove the cover (2).
(5) Pull the levers (10) out of the quick-change fittings and move them up. Then move the levers (10) forward to the unlocked position and push them into the quick-change fittings.
(6) Remove the doghouse (1).
(7) If applicable, remove the sealant from the seat tracks.

Subtask 25-27-46-020-051-AQ ** ON A/C NOT FOR ALL

A. Removal of the Doghouse(s)

Doghouse ** ON A/C NOT FOR ALL

(1) Make match marks on the components that you disconnect/remove to record their connections/positions. This is important for the subsequent installation procedure.
(2) For doghouses with drawer:
(a) Release the drawer lock (6) and open the drawer (4).
(b) Remove the screws (3) and disengage the drawer (4) from the guide-rails (5).
(3) For doghouses with door:
(a) Release the door lock (8) and open the door (9).
(b) Tilt the floor plate (7) to get access to the floor fittings.
(4) Remove the cover (2).
(5) Pull the lever (10) out of the locked position and move it to the vertical position.
(6) Move the lever (10) to the unlocked position.
(7) Remove the doghouse (1).

[Rev.10 from 2021] 2026.03.31 23:33:05 UTC