maintenance guide 3 way 3.2 valve 3 WAY VALVE CLAS 24/30 FF 3 WAY VALVE UNIT Tools Time 5 min 1 Unplug the diverter valve cable Remove the clip and lift the motor from the diverter valve body 2 Drain the boiler (see 3.3). Remove the clip and lift the diverter valve from the assembly When reassembling, ensure the diverter valve is aligned correctly Draining 3.3 DRAINING DRAINING Tools Time 5 min 1 Turn the drain valve anti-clockwise to open and drain the water from the boiler. 48
maintenance guide Automatic 3.4 AUTOMATIC air vent AIR VENT AUTOMATIC AIR VENT Tools Time 5 min 1 Drain boiler (see 3.3). Remove the clip and lift the AAV from the assembly Primary 3.5 water PRIMARY pressur WATER sensor PRESSURE SENSOR PRIMARY WATER PRESSURE SENSOR Tools Time 5 min 1 Drain boiler (see 3.3). Remove the fixing clip, unplug the electrical connector and lift the sensor from the assembly 49
maintenance guide 3 way 3.2 valve 3 WAY VALVE CLAS 24/30 FF 3 WAY VALVE UNIT Tools Time 5 min 1 Unplug the diverter valve cable Remove the clip and lift the motor from the diverter valve body 2 Drain the boiler (see 3.3). Remove the clip and lift the diverter valve from the assembly When reassembling, ensure the diverter valve is aligned correctly Draining 3.3 DRAINING DRAINING Tools Time 5 min 1 Turn the drain valve anti-clockwise to open and drain the water from the boiler. 48
maintenance guide Automatic 3.4 AUTOMATIC air vent AIR VENT AUTOMATIC AIR VENT Tools Time 5 min 1 Drain boiler (see 3.3). Remove the clip and lift the AAV from the assembly Primary 3.5 water PRIMARY pressur WATER sensor PRESSURE SENSOR PRIMARY WATER PRESSURE SENSOR Tools Time 5 min 1 Drain boiler (see 3.3). Remove the fixing clip, unplug the electrical connector and lift the sensor from the assembly 49
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