Pcb 2: Function Components 230 V - Viessmann Vitocal 300-G Installation And Service Instructions Manual

Compact heat pump with electric drive type bw/bwc, ww/wwc
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PCB 2: Function components 230 V

w¢Q Primary pumps/well pump con-
trol
w¢W NC-Box control (cooling)
w¢E Secondary pump
Connection and wiring diagrams
w¢R Instantaneous heating water
heater control (stage 1)
w¢T Mixer motor, heating circuit M2 -
OPEN
177

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