38-32-00
 ALL  ú ú 01 Page 705 ú Jul 15/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 TOILET TIMER - REMOVAL/INSTALLATION
___________________________________
 TASK 38-32-11-004-001
 1.  Toilet Timer Removal (Fig. 401)____________________
 A.  Access
 (1)  Location Zones
 113/114 Aft Lavatory
 103 Forward Lavatory

 B.  Procedure
 S 864-002
 (1)  
Open the applicable LAV FLUSH MOTOR circuit breaker on the P18 Panel and attach a DO-NOT-CLOSE tag.

 S 034-007

 (2)  
AIRPLANES WITH RUMBOLD OR YRC MODULAR LAVATORIES;
 Remove the toilet shroud as follows:

 (a)  
Remove the fasteners (2 locations) that hold the flush handle and the face plate to the shroud.

 (b)  
Turn the collar inwards to disengage the hooks and remove the collar.

 (c)  
Pull the left hand collar away and inwards to disengage the boss from the keyhole slot.

 (d)  
Lift the shroud off the support blocks and disengage the bottom from the floor pan.

 S 034-009
 (3)  
Disconnect the electrical connectors from the timer.

 (4)  
Remove the timer attachment screws (4 locations).

 S 034-013

 (5)  
AIRPLANES WITHOUT MODULAR LAVATORIES;
 Do these steps to remove the toilet back shroud

 S 034-010
 (a)  In the forward lavatory, remove the fasteners (2 locations).
 1)  Remove the access panel for the toilet back shroud below the flush handle.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 38-32-11
 ALL  ú ú 08 Page 401 ú Jul 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
TOILET BACK 
SPRING CLIP  (6 LOCATIONS) SHROUD FASTENERS  SHROUD TOILET BACK 
1 
TIMER 
SEE A  TIMER 
ACCESS PANEL  SEE  A 
2 

SCREW (7 LOCATIONS)
1
ACCESS PANEL FASTENERS 2
TOILET TANK SHROUD (REF)
AFT AND FORWARD LAVATORIES  MID (NO. 4) LAVATORY
TIMER PANEL
TIMER TIMER
HANDLE
MOUNTING NUT (4 LOCATIONS)
TIMER HANDLE ATTACHMENT SCREW
ELECTRICAL CONNECTOR
1 AFT LAVATORIES
A 2 FORWARD LAVATORY
Toilet Timer Installation Figure 401 (Sheet 1)
A55909
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ALL EXCEPT AIRPLANES WITH RUMBOLD ú

 38-32-11
 OR YRC LAVATORIES  ú ú 07 Page 402 ú Mar 15/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
FASTENERS HANDLE
FLUSH
TIMER
SEE B

TOILET TANK SHROUD
LAVATORY (EXAMPLE)
B

Toilet Timer Installation
Figure 401 (Sheet 2)

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH RUMBOLD OR YRC ú

 38-32-11
 MODULAR LAVATORIES  ú ú 01 Page 403 ú Mar 15/95
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A
737-300/400/500MAINTENANCE MANUAL
 (b)  In the other lavatories, remove the fasteners for the toilet back shroud at 6 locations.
 S 034-021
 (6)  
Remove the attach screw for the timer handle and remove the timer handle.

 S 034-022

 (7)  
Disconnect the electrical connectors from the timer.

 S 034-023

 (8)  
Remove the mounting nuts that hold the timer in the timer panel or faceplate.

 S 024-026

 (9)  
Remove the timer.

 TASK 38-32-11-404-027
 2.  Toilet Timer Installation (Fig. 401)_________________________
　
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