Vaillant flexoTHERM exclusive VWF 57/4 230V, Installation And Maintenance Instructions Manual

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Installation and maintenance instructions 0020213395_04
Setting level Values Unit Increment, select, ex-
planation Factory setting Setting
Min. Max.
T.14 Env. circuit pump power 0 100 % 5 0
T.16 Cooling mixer position (for
passive cooling only) Closes Opens Closes, Stops, Opens Stops
T.17 Well pump Off On Off, On Off
Refrigerant circuit actuators
T.32 4-way valve (for active
cooling only) Open Closed Open, closed Closed
T.33 Position: EEV 0 100 % 5 0
T.34 Position: EEV-VI 0 100 % 5 0
Further actuators
T.45 Fault outlet Off On Off, On Off
T.46 MPO2 output Off On Off, On Off
T.47 System pump power 0 100 % 5 0
T.48 Circulation pump Off On Off, On Off
T.49 Relay: Cooling active (for
passive or active cooling only) Off On Off, On Off
Sensors
Building circuit sensors
T.79 Flow temperature -40 90
℃
0.1
T.80 Cooling flow temperature
(for passive cooling only) -40 90
℃
0.1
T.81 Return temperature -40 90
℃
0.1
T.82 Building circuit: Pressure 0 4.5 bar 0.1
T.83 Building circuit: Flow rate 0 4000 l/h 1
T.84 Lockout contact S20 Open Closed Open, closed Closed
T.85 Safety cut-out immersion
heater Closed Open Closed, Open Closed
T.86 Cylinder temperature -40 90
℃
0.1
Environment circuit sensors
T.97 Environment circuit: Inlet
temperature -40 90
℃
0.1
T.98 Environment circuit: Out-
let temperature -40 90
℃
0.1
T.99 Well inlet temperature (for
the well environment circuit
type only) -40 90
℃
0.1
T.100 Well outlet temperature
(for the well environment cir-
cuit type only) -40 90
℃
0.1
T.101 Environment circuit:
Pressure 0 4.5 bar 0.1
T.102 Fault contact: Env. circuit
pump Closed Open Closed, Open Closed
T.103 Environment circuit:
Pressure monitor (for the
ground-to-brine environment
circuit type only) Closed Open Closed, Open Closed
Refrigerant circuit sensors
T.121 Compressor outlet tem-
perature -40 135
℃
0.1
T.122 Compressor inlet temper-
ature -40 90
℃
0.1
T.123 EEV-VI inlet temperature -40 90
℃
0.1
T.124 EEV-VI outlet temperat-
ure -40 90
℃
0.1
1)
See overview of fault codes