(2)
In aft lavatory, engage shroud in spring clip and install fasteners.
F. Close circuit breaker.
G. Ensure that toilet tank has been replenished.
H. Check timer operation by flushing toilet and observing that motor operates.
589
Oct 20/84 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 38-32-11 Page 401
F92337
Toilet Timer Installation 589
38-32-11Page 402 Figure 401 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. Oct 20/84
TOILET FLUSH MOTOR - REMOVAL/INSTALLATION
1. Remove Toilet Flush Motor (Fig. 401)
A. Drain and flush toilet (Ref 12-17-0).
B. Open applicable LAV FLUSH MOTOR circuit breaker on panel P18.
C. Remove four toilet tank shroud attachment screws and remove toilet tank shroud.
D. In forward lavatory, open hinged access panel or remove fasteners and remove access panel below toilet timer handle.
E. In aft lavatory, remove fasteners and disengage toilet back shroud from spring clip. Remove shroud enough to access electrical connectors on toilet timer.
F. Disconnect flush motor electrical connector from toilet timer.
G. Remove wire bundle clamps as necessary.
H. Disconnect bonding jumper at ground stud on flush motor.
I. Loosen clamp(s) and remove flush line(s) adjacent to toilet flush motor.
J. Remove mounting nuts, washers and grommets (6 places) between motor-pump-filter assembly and mounting bracket.
K. Remove toilet flush motor and gasket from mounting bracket.
2. Install Toilet Flush Motor (Fig. 401)
A. Place new gasket over studs on mounting bracket.
B. Position toilet flush motor on mounting bracket.
C. Install grommets, washers and nuts and tighten from 12 to 15 pound-inches.
D. Install flush line(s) adjacent to toilet flush motor and tighten clamp(s).
E. Connect bonding jumper at ground stud on flush motor.
NOTE: Bonding jumper mounting bolts, washers, nuts and faying surfaces must be clean to provide an adequate electrical ground.
F. Connect electrical connectors on toilet timer and install wire bundle clamps as necessary.
G. Close circuit breaker.
H. Add precharge to applicable toilet tank (Ref 12-17-0).
I. Check toilet flush motor operation by flushing toilet.
J. Replace toilet tank shroud; and replace or close as applicable, toilet back shroud or access panel.
565
Jun 20/84 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 38-32-21 Page 401
F92282 F92299
Toilet Motor -Pump Filter System 565
38-32-21 Figure 401 (Sheet 1) Jun 20/84
Page 402
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
565 Toilet Flush Motor Installation
Jun 20/84 Figure 401 (Sheet 2) BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 38-32-21 Page 403
TOILET FILTER - CLEANING/PAINTING
1. General
A. A clogged filter may cause an insufficient fluid flow during the flushing cycle. To restore proper operation, the filter may be cleaned using steam.
2. Equipment and Materials
A. Soap - Specification P-D-619 (Ref 20-30-31)
B. Disinfectant - Lysol (Ref 20-30-31)
C. Grease - Lubriplate 105 (Ref 20-30-21)
D. Soft bristle brush
E. Steam cleaning equipment
F. Hot water
G. Dry, compressed air
3. Prepare Filter for Cleaning (Fig. 701)
A. Service toilet unit (Ref 12-17-0). Operate flush motor-pump-filter assembly through one cycle with fresh fluid.
B. Remove motor-pump-filter assembly from toilet tank top (Ref 38-32-21).
C. Clean exterior surfaces of unit using one of the following:
(1)
A strong solution of hot soapy water and disinfectant using a soft bristle brush
(2)
Steam cleaning
WARNING: STEAM OR VAPOR PRESSURE CLEANING CREATES HAZARDOUS NOISE LEVELS AND SEVERE BURN AND EYE INJURY POTENTIAL. FACE SHIELD, RUBBER APRON, RUBBER BOOTS, EAR PLUGS/MUFFS AND NONASBESTOS HEAT RESISTANT GLOVES WILL BE WORN.
USE APPROVED PERSONAL PROTECTIVE EQUIPMENT (GOGGLES/FACE SHIELD) WHEN USING COMPRESSED AIR. AIR PRESSURE IS RESTRICTED TO LESS THAN 30 PSI. PROVIDE PROTECTION FROM FLYING PARTICLES. DO NOT DIRECT AIRSTREAM TOWARDS SELF OR OTHER PERSONNEL.
D. Dry all surfaces of the unit with dry, compressed air.
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