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10-OPERATION

EXTERNAL THERMOSTAT CONNECTION (e)

EXTERNAL THERMOSTAT (not included with the boiler, to be provided by the user)

The temperature of the boiler can also be controlled by an external room thermostat. It is located in a central position of the room where

the boiler is installed. It provides a closer match between the heating temperature requested of the boiler and what it actually provides.

POS.1-2 EXTERNAL THERMOSTAT POS.5 EARTHING

POS.3-4 PUFFER/BOILER PROBE POS.6-7 ADDITIONAL BOILER

Connect the cables from the external thermostat to points 1-2 of the terminal block on the boiler.

Once the thermostat has been connected one must enable it.

In order to do this, proceed as follows:

• Press the “menu” button.

• Scroll to “Settings” using the arrows.

• Select by pressing “menu”.

• Scroll once again to “External thermostat” using the arrows.

• Select by pressing “menu”.

• Press the - + buttons.

• Select “On” to activate the external thermostat.

• Press the “menu” button to conrm.

• Press the “esc” button to exit.

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RED PRIMULA Guida Utente Pagina 52