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PART 3 – ELECTRIC
3.1 Electrical diagrams
3.2 Main components description
3.2.1 Control synoptic – heat pump with electrical support heater
3.2.2 Control synoptic – heat pump in boiler back up
3.2.3 System control board - A1
3.2.4 Communication & control board CWC2 – A2
3.2.5 Refrigerant circuit power board for units 095 / 125 – A3
3.2.6 Refrigerant circuit power boards for units 155 / 175 / 195 – A3 + HIC
3.2.7 Refrigerant circuit power boards for units 157 / 177 / 197 – A3 + HIC
3.2.8 Refrigerant circuit power boards for units 257 / 307 – A3 + HIC + A4
3.2.9 Electric support heater
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