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6.
USE
S
WITCH THE UNIT ON
In order to power the unit, turn the main switch in ON position. The display shows the User inlet water temperature and the
Domestic hot water inlet water temperature.
4
5
Legend
1
Led ON: Unit in cooling mode. (Not used).
2
Led ON: Unit in heating mode.
Led ON: Refrigerant circuit 1 activated;
3
When led cir1 and led cir2 are blinking at the same time it
means we are entering in the programming mode.
4
Led ON: Auxiliary outputs (Not used).
5
Led ON: Auxiliary outputs (Not used).
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P a g e
6
3
7
8
2
1
9
10
Led blinking: Defrost cycle timeout activated;
6
Led ON: Defrost cycle activated.
Led ON: Integrative user circuit heaters activated;
Led blinking Domestic hot water integrative heaters activated;
7
Led OFF: Integrative heaters not in operation.
Led ON: Refrigerant circuit 2 activated;
8
When led cir1 and led cir2 are blinking at the same time it means
we are entering in the programming mode.
9
Led blinking: Energy saving function activated.
10
Led ON: Menu function activated.
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