5. Close-up
________ Subtask 25-35-34-410-050
A. Close Access
(1)
On the overhead panel 35VU, release the GALLEY pushbutton 2XA.
(2)
Make sure that the OFF indicator, on the GALLEY pushbutton 2XA comes on.
(3)
Make sure that the work area is clean and clear of tool(s) and other items.
Subtask 25-35-34-862-050
B. De-energize the Aircraft Electrical Circuits (Ref. TASK 24-41-00-862-002)
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25-35-34Page 409
LAVATORIES - DESCRIPTION AND OPERATION______________________________________
R R R 1. General_______ The lavatories are installed in the cabin for the comfort of the crew and passengers and have washroom facilities.
2. Component Location__________________ (Ref. Fig. 001)
3. System Description__________________
A. Lavatory Identification The AMM uses letters and location numbers to identify the lavatories: - A letter (for example A) is used to identify the type of the lavatory module - A location number (for example L11) is used to identify the location of the lavatory in the cabin. The location numbers are used for the CIDS (Ref. 23-73-00).
(1) There are installed: - the FWD area lavatory (Ref. 25-41-00). - the AFT area lavatories (Ref. 25-43-00).
(2) The Lavatory location numbers of the FWD area are: - L11 and L13.
(3) The Lavatory location numbers of the AFT area are: - L41 thru L45.
B. Quantity of Lavatories A maximum of 4 lavatories can be installed in the aircraft. The vacuum waste-system controller (Ref. 38-31-00) causes this limit.
C. Lavatory Equipment Different items of equipment are installed in each lavatory (Ref. 25-45-00).
R R R 4. Power Supply____________ Electrical power for the different electrical systems in the lavatories is supplied through a single electrical connector.
R 5. Component Description_____________________
R R R R A. Each lavatory is assembled as a modular unit with a ceiling, rearwall, sidewalls and floorpan. The floorpan has a slip-resistant floor covering. Kickstrips and corner strips are installed to prevent damage to the sidewalls.
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25-40-00Page 1
Aug 01/05
R Component Location Figure 001
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B. Lavatory Installation Tie-rods are used to attach the lavatory ceiling to the aircraft structure and fittings are used to attach the lavatory floor to the aircraft structure. The fittings are:
-
Hard point fittings. There are provisions for the hard point mounted lavatories in the FWD lavatory area.
-
Hard point fittings. There are provisions for the hard point mounted lavatories in the AFT lavatory area.
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R
CES
LAVATORIES - MAINTENANCE PRACTICES
__________________________________
TASK 25-40-00-820-001 Adjustment of the Lavatory Doors
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 08-007 USA MIL-R-46082 TYPE II SEALANT, HIGH TEMP. (Ref. 20-31-00)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
from the External Power 25-40-00-991-008 Fig. 201 25-40-00-991-011 Fig. 202
3. Job Set-up
__________ Subtask 25-40-00-861-050
A. Energize the ground service network
(Ref. TASK 24-41-00-861-002).
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25-40-00Page 201
4. Procedure
_________ Subtask 25-40-00-820-050
A. Adjustment of the Lavatory Bi-folding Doors
(Ref. Fig. 201/TASK 25-40-00-991-008)
(1)
Loosen the grubscrew (2).
(2)
Adjust the nut (3) to get the dimension C clearance between the lavatory door (1) and the door frame.
(3)
Tighten the grubscrew (2).
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