MCZ Toba HYDRO 22 - Manual (Page 20)

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14 - MENU SETTINGS
• Puffer thermostat
To activate this option, connect a Normally Open (N.O.) contact thermostat to points 1 and 2 of the back 9-pole terminal board.
Even with this configuration the purpose of the room probe on the stove is only to control the heating system pump controlled by the
potential free contact on terminals 7-8-9.
POS.1-2 EXTERNAL THERMOSTAT/THERMOSTAT/BOILER/PUFFER
(AUX INPUT) BOILER PROBE/PUFFER
POS.5-6 HOME AUTOMATION
POS.3-4 ROOM PROBE (ROOM INPUT) POS.7-8-9 AUX OUTPUT RELAY
The terminal block is at the back of the stove. Remove the two screws and protective cover to access it
INPUT AUX