Vaillant geoTHERM VWS Series Installation Instructions Manual page 80

14 Start-up checklist
Water circuit checklist (VWW only)
Was the water or its composition examined?
Was a second heat exchanger used for decoupling?
Was a dirt filter fitted at the water side input to the heat pump?
Were isolating devices fitted ahead of the heat pump?
Were the pipes thermally insulated against vapour diffusion?
Electrical installation checklist
Is there an isolation device with at least 3 mm contact opening fit-
ted on the customer side and was it appropriately labelled?
Were all electrical connections properly made and in accordance
with the specified electrical circuit diagrams?
Was the protective earth properly connected?
Do all conductors have the required cross-sections?
Were the required automatic safety devices used and labelled in
accordance with the conductor cross-sections and installation
methods used?
Were all cables fastened using strain relief clamps?
Was any available ripple control signal from the power company
connected to the heat pump?
Assembly checklist
Were all the cladding panels fitted?
Table 14.1 Start-up checklist (cont.)
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Installation instructions geoTHERM VWS/VWW 0020057444_01