User manual

4.7 Activate electrical auxiliary heater in DHP-AQ Mini

If a single power stage heater is used (on/off heater, can be an oil burner or equivalent), this setting is the

appropriate one.

The potential free outputs must be used.

If a multi power stage heater is installed, use the settings in the chapter above: "Activate the electric auxiliary

heater in DHP-AQ Midi and DHP-AQ Maxi"

The following settings are made in the Service Menu. If not already in the Service Menu, enter the Service Menu by pressing and holding

left (<) arrow for at least 5 seconds. Use + or – to move up and down in the menu.

Activating the electric auxiliary heater in the SERVICE menu:

SERVICE

AUX HEATER

MAX STEP

Press left arrow several times to exit the Service Menu

4.8 Activate active cooling

The cooling function is primarily temperature controlled and starts when the return line sensor reaches the set value for START. Default

setting is OFF

The heating system is cooled by reversing the heating process and distribute cold water on to the heating system.

The following settings are made in the Service Menu. If not already in the Service Menu, enter the Service Menu by pressing and holding

left (<) arrow for at least 5 seconds. Use + or – to move up and down in the menu.

Activate active cooling in the service menu:

SERVICE

COOLING

INTEGRATED IN HP

Press right arrow (>) to activate. An asterisk (*) appears

Active cooling is configured by the parameters shown below:

Parameter Meaning

COOLING TIME When the heat pump must alternate between different demands for example heating, hot water, pool heating

and cooling, cooling will be produced according to the set number of minutes.

Default setting: 20M, range: 5M — 40M

MAX START TEMP Outdoor temperature when the cooling should start.

Default setting: 30°C, range: COOLING->START — 55°C

MIN STOP TEMP Supply line temperature when the cooling should stop.

NOTE: Too low temperature may result in condensation on the radiators.

Default setting: 16°C, range: 5°C — COOLING->STOP

ROOM SENSOR Activation of room sensor function for influencing cooling production.

NOTE: Room sensor must be installed and activated.

Default setting:

, range: — ON

Commissioning

Danfoss Heating Solutions VIGFH102