2. Equipment and Materials
A. Toilet service cart
B. Y-Fitting - Roylyn Part No. 2651-133; Roylyn Inc., Glendale, CA
C. Drain line plug - Kaiser Aerospace and Electronics Corp., Part No. 4259-20 or equivalent; Orange County Plant, 17000 S. Red Hill Ave., Ervine, CA
D. Vacuum Test Fixture - Part No. F73010-27, with vacuum source, gage and vacuum relief valve (Fig. 501)
E. Vacuum Test Fixture - Part No. G38005, with vacuum source, gage, vacuum relief valve and the correct adapter for the FWD or AFT toilet service panel (Fig. 502)
F. High vacuum grease, Dow Corning or equivalent
G. Solvent, cleaning, commercial
H. Sealant, putty, commercial
3. Test Toilet System for Leaks
NOTE: This procedure covers the test of a single toilet, and it assumes that the toilet is empty, having been previously drained and flushed.
A. Open the applicable FLUSH MOTOR circuit breaker on panel P18.
B. Remove the toilet shroud to get access to the toilet tank.
C. Open the access door for the toilet service panel.
D. Make sure that the toilet tank drain valve handle on the toilet service panel is in the fully closed position (pushed in).
E. Open the toilet drain cap on the toilet service panel.
WARNING: IF COVERAGE IS NOT USED, LEAKAGE WILL OCCUR AROUND THE TOILET TANK DUMP VALVE CABLE
F. Use sufficient amount of towels to wrap around the toilet tank dump valve cable.
G. Do the applicable steps which follow:
(1) AIRPLANES WITH TOILET DRAIN CAP ASSY P/N 2651-269-( ) OR 2651-232-( ); Do these steps:
(a)
Make sure the drain line plug (p/n 4259-20, -31) is installed in the waste drain fitting on the toilet service panel.
(b)
Connect the lavatory drain coupling (Y-fitting p/n 2651-133) to the waste drain fitting on the toilet service panel and to the waste drain hose connected to a toilet service cart.
(c)
Operate the T-handle on the lavatory drain coupling to remove the drain line plug (T-handle pulled out) from the waste drain fitting.
(d)
Disconnect the lavatory drain coupling from the waste drain fitting.
May 01/99 38-32-0 Page 501 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
(2) AIRPLANES WITHOUT TOILET DRAIN CAP ASSY P/N 2651-269-( ) OR 2651-232-( ); Do these steps:
(a)
Connect the lavatory drain coupling to the waste drain fitting on the toilet service panel and to the waste drain hose connected to a toilet service cart.
(b)
Operate the control lever on the toilet service panel to open the flapper valve.
(c)
Disconnect the lavatory drain coupling from the waste drain fitting.
H. Connect the water supply hose from the toilet service cart to the flush line fitting on the toilet service panel.
I. Pump water into the toilet tank through the flush line fitting until the toilet tank is about 3/4 full.
J. Make sure no water leaks past the toilet tank drain valve out through the waste drain fitting.
K. Continue to pump water into the toilet tank until the toilet bowl is 1/2 full.
L. Disconnect the flush line hose from the check valve on the toilet tank.
M. Make sure no water leaks past the check valve.
N. Make sure no water leaks out of the top of the toilet tank and around the outside of the toilet bowl.
O. Make sure no water leaks past the toilet tank drain valve out through the waste drain fitting.
P. Re-connect the flush line hose to the check valve on the top of the toilet tank.
Q. Do the applicable steps which follow:
(1)
AIRPLANES WITH TOILET DRAIN CAP ASSY P/N 2651-269-( ) OR 2651-232-( ); Do these steps:
(a)
Connect the lavatory drain coupling to the waste drain fitting on the toilet service panel.
(b)
Operate the T-handle on the lavatory drain coupling to install the drain line plug into the waste drain fitting.
(c)
Disconnect the lavatory drain coupling from the waste drain fitting.
(2)
AIRPLANES WITHOUT TOILET DRAIN CAP ASSY P/N 2651-269-( ) OR 2651-232-( ); Do these steps:
(a)
Connect the lavatory drain coupling to the waste drain fitting on the toilet service panel and to the waste drain hose connected to a toilet service cart.
(b)
Operate the control lever on the toilet service panel to close the flapper valve.
(c)
Disconnect the lavatory drain coupling from the waste drain fitting.
R. Pull the toilet tank drain valve handle on the toilet service panel to the fully open position.
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