Schematic Diagram - Dometic RO400 Service Manual

Check (non-return) valve
purified water
Conductivity sensor (tds)
inlet (water) pressure sensor
(low pressure switch)
inlet valve, solenoid,
with screen filter
inlet
wateR
RO400-models:
Particle filter
and activated
granulated Carbon
filter (gac)
RO600-models:
Carbon block filter
(two identical in
parallell flow)

sCHematiC diagRam

- 9 -
pressure
accumulator valve
Outlet pressure
sensor
puRified
wateR
flush valve, solenoid,
normally closed (top) with
flow restrictor
pressure regulating
(relief) valve
High pressure pump
(rotary vane pump)
loop pump for high
internal recirculation
membrane (-element,
reverse osmosis: ro,
thin film composite: tfc)
ReJeCt
wateR