Installation - Dometic MasterFlush 8100 Serie Installation

Dometic 8100 Series MasterFlush Toilet
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Installation

5.1 Fresh water system layout
Dometic macerator toilets can operate with an
onboard pressurized freshwater system with a
minimum flow rate of 2 .0 gpm (7 .6 lpm) at the
toilet . Onboard fresh-water demand systems
include a water pump that automatically draws
water from a water storage tank when a valve
anywhere in the piping system is opened .
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VENT
FITTING
SEACOCK
Note
Use cold water only . Include shut-off valve in water line for maintenance purposes .
5.2 Raw water system layout
Dometic macerator toilets can flush on seawater but require a separate pump for this purpose . The
pump is activated by the signal from the toilet's flush switch . If the raw water pump draws more
than 18 amps of current, a 12 or 24 V DC electrical relay must be installed .
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1 in./25 mm HOSE
SEACOCK
Notes
Use cold water only . Include shut-off valve in water line for maintenance purposes .
Use primary and secondary raw water filters .
Raw water pump MUST NOT be demand-type . Pump is controlled by flush switch .
Install vented loop as shown . It must be equipped with integral check valve that permits air into line to
prevent siphoning .
DECK
DISCHARGE
DISCHARGE
PUMP
VENT
FILTER
HOLDING TANK
(cut-away view)
VENTED LOOP/CHECK VALVE
Must be 8 in ./203 mm above water
line during all conditions of heel,
WATER LINE
0.625 in./16 mm HOSE
TO SUCTION SIDE OF
RAW WATER PUMP
FINE WATER FILTER
(100 MESH)
SMALL ENGINE INTAKE STRAINER (COARSE)
Dometic 8100 series toilets are equipped with
an electrically operated water valve and an
in-line check valve to prevent contamination of
onboard potable supplies .
"FULL" LEVEL
PROBE (opt.)
0.5 in./13 mm
FRESH WATER
HOSE
trim or load
RAW WATER
PUMP
FLUSH
SWITCH
PANEL
MACERATOR
TOILET
FLUSH
SWITCH
PANEL
MACERATOR
0.5 in./13 mm
WATER HOSE
Installation
TOILET
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