TASK 38-11-68-002-001
 2.  Lavatory Basin Faucet Removal (Fig. 201)_____________________________
 A. References
 (1)  IPC 38-11-08
 B. Access
 (1)  Location Zone 224 Upper Deck Crew Rest Body Sta 385 to 632, Right
 C. Procedure
 S 012-002
 (1)  
Remove the access panel for the sink cabinet.

 S 862-004

 (2)  
Turn the water heater switch to the OFF position.

 S 862-005

 (3)
Close the shutoff valve for the lavatory water supply.

 S 862-006

 (4)  
Open the hot and cold water faucets momentarily to release the pressure on the line.

 S 032-007

 (5)  
Disconnect the supply lines for the hot and cold water from the lavatory basin faucet.

 NOTE: Use a bucket to catch the water from the supply lines and
____
 the lavatory basin faucet.
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A

747-400 MAINTENANCE MANUAL
FAUCET ASSEMBLY SEE A
WATER
HEATER

ACCESS PANEL

LAVATORY WATER
SHUTOFF VALVE

CARTRIDGE
DRAIN (2 LOCATIONS)
ACTUATOR
SEE B
WASHBASIN
GASKET
MOUNTING
BRACKET
SPACER
SPRINGSTOPPER ACTUATING ARM DRAIN PUSHROD FASTENERS (2 LOCATIONS)
DRAIN STOPPER
FLAT WASHER MOUNTING LOCKNUT,
SPACER LOCK WASHER AND
LOCKNUTS (2) PLAIN WASHER
WATER LINES
(UNDER MOUNTING BRACKET)
A
Lavatory Washbasin Maintenance Practices Figure 201 (Sheet 1)
C24168
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

B

Lavatory Washbasin Maintenance Practices
Figure 201 (Sheet 2)

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C24227
A
747-400 MAINTENANCE MANUAL
 S 862-008
 (6)  
Put a cap on the supply lines to prevent contamination of the water supply.

 S 032-009

 (7)  
Remove the locknuts, flat washer and spacer that attach the stopper rod to the sink drain actuator.

 S 032-010

 (8)  
Remove the spring between the stopper rod and the bracket that holds the lavatory basin faucet.

 S 032-011

 (9)  
Remove the stopper rod from the drain actuator rod.

 S 032-012

 (10)
 Remove the nut and washers that hold the bracket for the lavatory basin faucet.

 S 032-013

 (11)
 Remove the bracket that holds the lavatory basin faucet.

 S 032-014

 (12)
 Remove the spacer from the bottom of the lavatory basin.

 S 022-015

 (13)
 Remove the lavatory basin faucet

 (14)
 Remove the gasket from the lavatory basin.

 S 032-016
 TASK 38-11-68-402-017
 3.  Lavatory Basin Faucet Installation (Fig. 201)__________________________________
 A. References
 (1)  IPC 38-11-08
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
　
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