Vaillant Mixer module VR 61 Manuel d'installation télécharger pdf (Page 8)

Operating and installation manual for VR 61 mixer module8

4.3 Hydraulic drawing 3

Fig. 4.3 Hydraulic drawing 3

– an uncontrolled heating circuit

– a controlled heating circuit (controlled 3 way valve)

– circulation pump for hot water controlled by VR 61

– charging pump for storage tank controlled by heating

equipment

VRC 430 VR 81

HK1-P

230 V ~

VR 61

AF (VRC 693,

VRC 9535)

SP 1 (VR 10)

VF 2

(VR 10)

VRC 9642

HK2-P

HK2

4 Incorporation of the VR 61 in the heating system

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Vaillant Mixer module VR 61 Manuel d'installation Page 8