ENFRRU PL DE IT ES NLEN • 5 664Y6100 • BHeatMaster® 71 - 101 - 201SETTING THE PARAMETERSDisplay MCBAUSER GUIDEFault:The temperature setting of the appliance and the safety functions of its various parts are constantly monitored by the MCBA controller. If a fault occurs,the MCBA turns the unit off and indicates an error code: the display flashes and the first character is an “E” followed by the fault code (see ”Systemcontrol” manual).To reset the unit:- Press the “reset” key on the display panel.- If the fault code appears again, contact your contractor.• Domestic hot water temperature instruction:(Hot water temperature)- Press the “mode” key once: the screen indicates “PARA”.- Press the “step”key: the first digit is 1 and the last two digits indicatethe current hot water temperature setting.- To change this temperature, press “+” or “-” keys until the temperatureindicated by the last two digits is the desired temperature.- Press “store” to save the setting.- Press the “mode” key twice to return to normal operating mode[Stand-by).• Enabling and disabling hot water mode:(Hot water)- Press “mode” once: the screen displays “PARA”.- Press the “step” key twice: the first digit is 2 and the last two digitsindicate the current setting.00 = disabled; 01 = enabled.- To change this parameter, press the “+” or “-” keys until you reach thedesired value:00 = disabled; 01 = enabled.- Press the “store” key to save the setting.- Press the “mode” key twice to return to normal operating mode[Stand-by).• Enabling and disabling central heating mode:(Central heating)- Press the “mode” key once: the screen displays “PARA”.- Press the “step” key three times: the first digit is 3 and the last twodigits indicate the current setting.00 = disabled; 01 = enabled.- To change this parameter, press the “+” or “-” keys until you reach thedesired value:00 = disabled; 01 = enabled.- Press “store” key to save the setting.- Press the “mode” key twice to return to normal operating mode[Stand-by).• Setting the temperature of the central heating:(the maximum temperature for the heating circuit)- Press “mode” once: the screen displays “PARA”.- Press the “step” key four times: the first digit is 4 and the last two digitsindicate the current temperature setting for the central heating.- To change this temperature, press the “+” or “-” keys until thetemperature indicated by the last two digits is the desiredtemperature.- Press “store” to save the setting.- Press the “mode” key twice to return to normal operating mode[Stand-by).