9 GROUND SOURCE HEAT
PUMP'S USER INTERFACE
Behind the front door:
F1: Motor's protective switch
Compressor
F2: Circuit breaker
Flow-through resistor
F3: Circuit breaker
Source pump
Heat supply pump
F4: Circuit breaker
External heat supply pump
F10: Circuit breaker
Controller
28
On the front door:
E2: Controller
9.1
Operating elements
AVS74 operating terminal
Navigation roller
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