F-MAX-USER MANUAL-FULL BOOK-ENGLISH

AUXILIARY HEATER

Hydronic M-II

Please note! The thermostat, non-return valve and T-piece must be ordered separately, see additional parts catalogue for Order No. The solenoid valve has to be purchased through the trade.

1 Connection to the heater 2 Connection to the T-piece 3 Connection to the non-return valve

Thermostat functions Small coolant circuit

Cooling water temperature < 70 °C: Connection no. 1: open to the heater Connection no. 2: open to the T-piece Connection no. 3: closed to the non-return valve Large coolant circuit Cooling water temperature > 75 °C: Connection no. 1: open to the heater Connection no. 2: closed to the T-piece Connection no. 3: open to the non-return valve

Please note! Integrate the thermostat into the water circuit with con- nections (1) (2) and (3) as shown in the diagram.

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