Atlantic 024124, Installation And Commissioning Instructions

Page: 32 / 88

4.2 Connecting to the DHW circuit
Attach dielectric connections and DHW pipes to the tank
(see figure 26 ). Insulate the pipes with the insulation
provided.
"
Be sure to place the DHW sensor back in the
bottom of the tank thermowell.
Mandatory
: On the cold water inlet, place a safety valve
calibrated to between 7 and 10 bar max. (depending on
local regulations) and connected to a drain pipe leading
to the sewer. Operate the safety valve according to
manufacturer's specifications. The domestic hot water
tank must be fed with cold water passing through a
safety valve. There must be no other valves between
the safety valve and the tank.
Connect the safety valve to the sewer.
We recommend installing a thermostatic mixing valve
on the hot water outlet.
DHW outlet on RHS of HP
DHW outlet on LHS of HP
DHW outlet on both sides of HP
55 mm
figure 26 - Attaching DHW pipe connections
40Nm
figure 27 - DHW circuit outlets
Installation and Operating Manual "1873- EN"
Alféa Extensa Duo A.I. Heat Pump
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