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 TM 55-1905-220-14-2
2-107. OVERBOARD DISCHARGE.
If the tank is full and the red TANK LEVEL - FULL lamp (1) is lit, proceed as follows:
Federal law prohibits discharge of sewage into restricted waters.
a. Equipment and Repair Parts Stores (2-40-0-A).
(1)
The VACUUM Pumps will stop.
(2)
The VACUUM PUMP #1 - MOTOR RUN light (2) will go-out.
(3)
The VACUUM PUMP #2 - MOTOR RUN light (3) will go out.
(4)
Check that overboard discharge valve (4) is open.
(5)
For starboard deck discharge:
Rotate three-way valve (5) counter-clockwise.
(6)
For port deck discharge:
(a) Rotate three-way valve (5) clockwise.
(b) Rotate three-way valve (6) clockwise.
(7)
For overboard discharge:
(a) Rotate three-way valve (5) clockwise.
(b)
Rotate three-way valve (6) counter-clockwise.
b. ON DECK -- PORT OR STARBOARD.
(1)
Connect the sewage discharge hose to the sewage discharge deck connections.
(2)
Connect the other end of the hose to the dock sewage system.
(3)
Open port or starboard discharge valve.
2-576
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