R EFF : 004-049, 053-099, 101-105, 151-199, 25-45-38Page 406 301-399, 401-499, Aug 01/05
CES 3. Job Set-up
__________ Subtask 25-45-38-860-050
A. Aircraft Maintenance Configuration
(1)
Make sure that the ground service network is energized
(Ref. TASK 24-42-00-861-001)
(2)
Make sure that the:
-lavatory mirror is removed (Ref. TASK 25-45-13-000-001),
-water faucet is removed (Ref. TASK 38-12-41-000-001),
-baby nursing table is removed as necessary (Ref. TASK 25-45-25-000-001),
-soap dispenser is removed (Ref. TASK 25-45-14-000-001).
4. Procedure
_________ Subtask 25-45-38-210-050
A. Preparation for Installation
(1)
Clean the component interface and/or the adjacent area.
(2)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(3) Do an inspection of the component interface and/or the adjacent area. Subtask 25-45-38-560-050
B. Preparation of a Replacement Component
(Ref. Fig. 403/TASK 25-45-38-991-002)
(1) Remove the drain-valve control assembly (2) as follows:
(a)
Open the access door (1).
(b)
Loosen the locknut (5) and the screw (6).
(c)
Loosen the locknut (3) and remove the stud (4).
(d)
Remove the nut (9) and the washer (10) from the valve body (8).
(e)
Remove the drain-valve control assembly (2) from the wash basin.
(f)
Remove the seal (11).
R EFF : 004-049, 053-099, 101-105, 151-199, 25-45-38Page 407 301-399, 401-499, Aug 01/05
CES
Drain Valve Control Assembly Figure 403/TASK 25-45-38-991-002
R EFF : 004-049, 053-099, 101-105, 151-199, 301-399, 401-499, 25-45-38 Page 408 Aug 01/05
CES
(2) Install the drain-valve control assembly (2) as follows:
NOTE : Unless specified, TORQUE all nuts, bolts and screws (Ref. TASK
____
20-21-11-911-001).
(a)
Install the seal (11) on the valve body (8).
(b)
Put the drain-valve control assembly (2) in position on the wash basin and install the washer (10) and the nut (9).
NOTE : Make sure that the drain-valve (2) connects with the
____
control arm (7).
(c)
Install the stud (4) and tighten the locknut (3).
(d)
Tighten the screw (6) and the locknut (5).
(e)
Operate the drain-valve control assembly (2) and make sure it functions correctly.
Subtask 25-45-38-420-050
C. Installation of the Wash Basin
(Ref. Fig. 401/TASK 25-45-38-991-001, 402/TASK 25-45-38-991-003)
NOTE : Unless specified, TORQUE all nuts, bolts and screws (Ref. TASK 20-
____
21-11-911-001).
(1)
Put the wash basin (2) in position and install the screws (16).
(2)
Install the screws (15).
(3)
Install the screw (14).
(4)
Put the waste chute (6) in position and install the screws (5).
(5)
Put the damper (4) in position on the waste chute (6) and install the pin (8), the spacers (7) and the spring clips (9).
(6)
Remove the blanking plugs from the disconnected line ends.
(7)
Make sure that the hoses (11) and (12) are clean and clear of blockage.
(8)
Connect the hoses (11) and (12) to the wash basin (2) and install the clamps (10) and (13).
R EFF : 004-049, 053-099, 101-105, 151-199, 25-45-38Page 409 301-399, 401-499, Aug 01/05
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