Alfa Laval Mini ECO
Installation and operating
9
EN
•
Install the room thermostat; see
2.9 Installing the room thermostat
•
Connect the non-polarity contact, from room thermostat to the connection box.
Carefully press the cable into the trail in the insulation.
•
Mount the outdoor temperature sensor on the north side of the building,
2 metres above the ground, or higher.
See
2.10 Installing the outdoor temperature sensor
•
Connect the non-polarity contact from outdoor temperature sensor to the connection
box. Carefully press the cable into the trail in the insulation.
•
Connect the correct power cable to connection box and press down the cable and
box it into the insulation.
•
Place the lid over the connection box.
•
Put the electrical cable into a wall outlet.
See
2.11 Starting up sequence for Mini ECO with component check
•
Mount the cover. Always use the handles on the side when handling the cover.
Under floor heating thermostat
2.6
Heating systems with under floor heating have to be equipped with a heating thermostat. If
the heating system is not equipped with the thermostat, the under floor heating system and
floors in general might get damaged.
•
Disconnect the substation electrical power supply
cable. Disconnect the electrical plug on the circulation
pump.
•
Connect the new power supply cable from the
electrical box to the circulation pump.
•
Reconnect the existing power supply cable to the
connection on the electrical box.
•
Attach all electrical wires with the necessary amount of
straps. It is important not to attach electrical wires on
primary heating pipes and sharp edges.
•
Change parameters and recommended settings before
starting up the system with an under floor heating
thermostat.
Settings for under floor heating
2.6.1
The following changes must be done before starting up Mini City with an under floor
heating thermostat.
1)
Change the pump operating mode to constant pressure.
For more information see manual
Installation Service And Operating Instruction Mini City
on
http://www.alfalaval.com/mini-eco
.
2)
Change the supply temperature to maximum 45°C.
See
3.2 Changing the control mode.
3)
Change room thermostat heat curve to 5.
See
3.2 Changing the control mode.
