Vaillant flexoTHERM exclusive VWF 117/4 Installation And Maintenance Instructions Manual page 3

D Dual-circuit power supply heat pump tariff
- 3~/N/PE 400 V (connection diagram 4 =
) ....................................................................... 40
E Installer level overview...................................... 40
Status codes - Overview .................................. 46
F
G Maintenance messages .................................... 48
H Fault codes......................................................... 48
I Characteristic values for the VR 10 external
temperature sensor ........................................... 54
J Characteristic values for internal
temperature sensors ......................................... 55
K Characteristic values for the VRC DCF
outdoor temperature sensor............................. 56
L Heat pump schematic........................................ 57
M Commissioning Checklist................................. 59
N Commissioning Checklist................................. 62
O Check conditions for determining the
performance data in accordance with EN
14511................................................................... 65
O.1 Building circuit (heat distribution side in
heating mode)...................................................... 65
P Technical data.................................................... 65
P.1 General ................................................................ 65
P.2 Brine heat source................................................. 67
P.3 Air heat source..................................................... 69
P.4 Groundwater heat source .................................... 70
Q Measuring currents = I
0020213394_01 flexoTHERM exclusive Installation and maintenance instructions
.................................... 72
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