Pump unit to deliver fresh hot domestic water (DHW) ModvFresh 2 T
Rev.0 - 18/02/2021
Page 1 of 7
SAFETY:
Please read carefully the
mounting and the setting working
instructions before starting the unit, in order
to avoid accidents and failures caused by
an incorrect use of the product. Please
keep this manual for future consultations.
(E) High efficiency circulating
pump.
High efficiency circulating
pump
compliant with European
Directive 2009/125/CE.
List of features of main components
D
F
C
A
Directions for installation
(F) Heat exchanger
Weld-braised plate heat
exchanger made in stainless
steel AISI 316. The heat
exchanger can be easily
removed for the service and/or
the cleaning.
(A) Miscelatore termostatico
The thermostatic mixing valve allows
to set the requested temperature
from 35°C up to 60°C. Please rotate
clockwise to reduce and anticlockwise
to increase the temperature, the
requested value (*) must clash
to the reference marked on
the valve body. Usually it is
appropriate to assure that the supply
temperature from the storage tank is
almost 10 K more than the requested
temperature.
(*) Knob corresponding temperature
(with cold water 10°C and 65°C storage tank)
T°
MIN
1
2
3
4
5
MAX
35-60°C
37
40
44
49
53
57
59
TAKE CARE
In this application, the circulator must
be set in
constant speed
mode.
Declared performances are reached
by selecting curve III.
E
(C) Flow switch
The flow switch detects the
water flow starting from
1.5 L/min, consequently
activating the circulator.
B
(B) Electric shunt box
The pump unit is supplied
pre-wired. It is not necessary
to operate on the electrical
connections.
(D) Check valve
Installed into the return
connection to the storage tank,
prevents back flow of energy.
Supply from
the storage tank.
F.i. 65°C
Hot domestic water.
F.i. 45°C
Water Supply
F.i. 10°C
Return to the storage tank
EPP insulation box
Measurements: 277 x 417 x 137 mm.
A special metal back plate fixes the unit
to the insulation box and it allows a quick
fitting to the wall or to the storage tank.