Checklist: Checks before commissioning
CheckedNotesHot water
Non-return valve
Safety valve
Mixing valve
Shut off valves
CheckedNotesHeating
System volume
Expansion vessel
Safety valve
Internal addition
External additional heat
CheckedNotesCooling
Pipe system, condensation insulation
Reversing valve (QN12) cooling/heating
CheckedNotesRefrigerant system
Pipe length
Height difference
Pressurization test
Leak testing
End pressure vacuum
CheckedNotesElectrical installation
Property's main fuse
Group fuse
Current limiter/current sensor
KWS
CheckedNotesAccessories
External circulation pump
WPSK
Overflow valve
Room sensor
Solar control
KWS
SPLIT42
Miscellaneous
Start-up and inspection