General Installation Diagram - Atlantic HM Notice D'utilisation Et D'installation

EN
Installation Manual: Overall assembly diagram
2.

General installation diagram

Example with a vertical wall-mounted water heater
Pressure reducer
The pressure reducer is an additional accessory which should be
installed at your water meter's outlet if the water pressure in your
house is greater than 0.5 MPa (5 bar).
It prevents the safety unit's valve
from opening erratically when the
water heater is not operational.
To determine the water pressure in
your house.
You can fi nd out more from your
water supplier
Warning: the
pressure limiter must
positioned between the safety unit and the cold
water inlet
Pressure reducer
Safety unit
Safety unit
The safety unit is a mandatory accessory. Its role is to maintain
an interior water pressure of 0.7 MPa (7 bar) to prevent explo-
sion (it fulfi ls the same role as a valve on a pressure cooker).
The safety unit therefore lets water escape when the water The safety unit therefore lets water escape when the water
heater is operational. This fl ow may represent up to 3% of the
volume of the water heater cycle.
Caution: the safety unit must always be directly
connected to the tank's cold water tank. Nothing
should be fi tted between the safety unit and the
water heater. (no valve, no pressure limiter, etc.).
never be
Mains water
000 0000
Water meter
General valve
Waste water
drainage (drains)
inlet
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