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S
ECTION
or egress by vessel traffic subject to this regulation,
or in rivers not capable of navigation by interstate
vessel traffic subject to this regulation, marine
sanitation devices certified by the U.S. Coast Guard
installed on all vessels shall be designed and
operated to prevent the overboard discharge of
sewage, treated or untreated, or of any waste
derived from sewage. The EPA standards further
state that this shall not be construed to prohibit the
carriage of Coast Guard-certified flow through
treatment devices which have been secured so as
to prevent such discharges. They also state that
waters where a Coast Guard certified marine
sanitation device permitting discharge is allowed
include coastal waters and estuaries, the Great
Lakes and interconnecting waterways, freshwater
lakes and impoundments accessible through locks,
and other flowing waters that are navigable interstate
by vessels subject to this regulation (40 CFR
140.3).
®
B. V
-F
H
ACU
LUSH
EAD
The Vacu-Flush
head utilizes the HEAD breakers
®
on the DC distribution panel in the salon. Individual
breakers on the DC distribution panel control the
GUEST HEAD and MASTER HEAD. The foot
pedal at the base of the toilet opens a mechanical
seal and vacuum forces waste through the opening
in the bowl to the vacuum generator, through the
vacuum pump and then to the holding tank.
T
O
V
-F
O
PERATE
ACU
LUSH
1.
Turn ON the FRESH WATER PUMP breaker.
2.
Turn ON the HEAD SYSTEM breaker.
3.
If there is no water in bowl, lift foot pedal until
enough water fills the bowl.
4.
To flush, depress foot pedal to floor until bowl
is clear.
C. H
T
O
OLDING
ANK
Holding tank waste level indicators are located
on the DC distribution panel in the salon and in
each head. The panel indicator shows FULL-DO
NOT FLUSH, 1/2 and EMPTY the indicators in
the individual heads have a red (DO NOT FLUSH)
and green (OK TO FLUSH) LED light. The
44 Sedan Bridge (455 Sedan Bridge)
7 • A
CCESSORIES AND
®
H
:
EAD
PERATION
O
PTIONS
W
L
I
ASTE
EVEL
NDICATOR AND
(F
. 7.9.1)
IG
I
H
- W
NDIVIDUAL
EAD
ASTE
(F
. 7.9.2)
IG
individual heads have automatic shut-offs which
prevent flushing when the holding tank is full.
It would be a good practice to empty the holding
tank when the 1/2 light is lit to avoid the automatic
shut-off from activating.
D
P
-
OCKSIDE
UMP
OUT
To empty the holding tank, the services of a
dockside pump out station will be needed. Follow
instructions at the station and make sure pump out
station hose is inserted into the deck plate marked
WASTE, located on the starboard side of the
transom. If equipped, the holding tank can also be
emptied by the optional macerator. See
MACERATOR DISCHARGE PUMP in this
section.
D. V
F
ENT
ILTER
The vent filter is designed to control odors
associated with the head system operations. The
vent filter is located on the engine room forward
bulkhead. The filter must be changed at the
D
C
ISCHARGE
ONTROL
L
I
EVEL
NDICATOR
7.9
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