(i)  
Close the access door for the toilet service panel.

(j)  
Install the toilet shroud.

(k)  
Close applicable FLUSH MOTOR circuit breakers on panel P18.

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7.  Verify Check Valve Closes
A.  Open applicable FLUSH MOTOR circuit breakers on panel P18.
B.  Remove the toilet shroud to get access to the toilet tank.
C.  Disconnect ground flush line from toilet tank to provide access to check valve.
D.  Using finger or nonmetallic instrument, depress and release check valve several times to verify that it closes completely. Check for deformation, cracks, chips, and buildup of chemical solids. Replace any check valve that does not seat properly.
E.  Reconnect flush line to toilet tank.
F.  Close the access door for the toilet service panel.
G.  Install the toilet shroud.
H.  Close applicable FLUSH MOTOR circuit breakers on panel P18.
8.  Check Toilet Flushing Components
A.  Remove the toilet shroud to get access to the toilet tank.
B.  Pump 3 to 5 gallons of water into toilet tank.
C.  Provide electrical power.
D.  Close applicable FLUSH MOTOR circuit breakers on panel P18.
E.  Operate toilet flush handle and check that flushing action is vigorous and without interruption. The flushing cycle should last 10 +2 seconds. During flushing cycle, check fluid connection to and from pump for leaks.
F.  Open tank drain valve and drain toilet tank.
G.  Disconnect waste drain hose and install toilet drain cap.
H.  Install the toilet shroud.
I.  Remove electrical power if no longer required.
9.  Return Airplane to Normal Configuration
A.  Install all panels.
B.  Add the chemical precharge to the waste tank and accomplish the remaining steps of the toilet servicing procedure (Ref 12-17-0, MP).
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K15799 K15819
Vacuum Test Fixture  500 
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500  Vacuum Test Fixture 
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TOILET SYSTEM - INSPECTION/CHECK
1.  General
A.  This procedure supplies instructions to accomplish the following tasks:
(1)  
Inspection of the forward toilet waste system.

(2)  
Inspection of the aft toilet waste system.

B.  If a leak of toilet flush/waste water (blue water) is reported, perform this inspection of the toilet system.
NOTE: The surface where the blue water has dried will show up as a blue stain.
C.  Contamination of toilet flush/waste liquid is possible in the following areas:
(1) 
 Forward Lavatory

(2) 
 E/E Compartment

(3) 
 Aft Lavatory

(4)  
Aft Cargo Compartment E/E Bay

2.  Toilet System Inspection (Forward Toilet)
A.  General
(1)  
This inspection procedure is to be accomplished when a check of the forward toilet waste system is necessary.

(2)  
The inspection procedure is for the forward toilet waste system.

B.  References
(1)  
AMM 12-17-0, Toilet Servicing

(2)  
AMM 38-32-0, Toilet System

(3)  
AMM 38-32-21, Toilet Flush Motor

(4)  
AMM 38-32-22, Toilet Filter

(5)  
AMM 38-32-31, Toilet Drain Valve

(6)  
AMM 38-32-41, Toilet Drain Valve Control Cable

(7)  
AMM 38-32-42, Toilet Ground Flush Line

(8)  
AMM 38-32-51, Toilet Waste Tank

(9)  
AMM 38-32-81, Service Panel Drain Valve

(10)
AMM 38-32-82, Waste Tank Drain Duct Nipple

(11)
AMM 51-31-0, Seals and Sealing

(12)
AMM 52-48-41, E/E Compartment Door

C.  Equipment
(1)  Maintenance Stand
D.  Consumable Materials
(1)  
G00000 Gloves - Disposable

(2)  
G00000 Shop Coat - Disposable

(3)  
G00000 Mask, Face - Disposable

(4)  
G01915 Glasses - Safety

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