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Subject to change without notice | 83059200dUK – Translation of the original operating manual | ait-deutschland GmbH
4.2 Components of the unit
2 versions of the hydraulic module are available:
H(D)V 9-1/3:
H(D)V 12-3:
1
Heating circuit filling and drain valve
2
Supply outlet
3
Supply sensor
4
Heating circuit recirculating pump (energy efficient circulation pump)
5
Expansion vessel
6
Control voltage (for dual heat pump only)
7
Electric heating element
8
Air separator
9
Heating circuit safety module (insulated)
10 Control panel for regulating
11 Electrical switch box
12 Supply inlet
13 Draining
