Vaillant geoTHERM VWS 61/2, Руководство по эксплуатации

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Operating Manual geoTHERM VWS/VWW 0020051547_02
26
5.10.6 Blocking error
Errors could occur which result in the shutdown of the
heat pump.
Fault code Error text/description
Emergen-
cy mode
32 Error heat source sensor T8
Short-circuit in the sensor possible
33 Error heat circuit pressure sensor
short-circuit in the pressure sensor
34 Error brine pressure sensor
short-circuit in the pressure sensor
possible
40 Error comp outlet sensorT1
Short-circuit in the sensor
possible
41 Error heat source sensor T3
Short-circuit in the sensor
possible
42 Error HP return sensor T5
Short-circuit in the sensor
possible
43 Error HP flow sensor T6
Short-circuit in the sensor
possible
44 Error external sensor AF
Short-circuit in the sensor
possible
45 Error DHW tank sensor SP
Short-circuit in the sensor
possible
46 Error HB flow sensor VF1
Short-circuit in the sensor
possible
47 Error HB return sensor RF1
Short-circuit in the sensor
possible
48 Error flow sensor VF2
Short-circuit in the sensor
WW opera-
tion possi-
ble
52 Sensors are not suited to the hydraulic
plan _
60 Frost protection heat source monitor-
ing source outlet
Error 20 has occurred three times in a
row
possible
61
only VWW Frost protection heat source monitor-
ing source outlet
Error 21 has occurred three times in a
row
possible
62
only VWS Frost protection heat source monitor-
ing source outlet
Error 22 has occurred three times in a
row
possible
Table 5.7 Error shutdown
Fault code Error text/description
Emergen-
cy mode
63
only VWW No ground water flow
Error 23 has occurred three times in a
row
possible
72 Flow temperature too high for under-
floor heating
Flow temperature is for 15 min. higher
than a set value (max. HK temp. + com-
pr. hyst 2 K).
_
81 Coolant pressure too high
Error 27 has occurred three times in a
row
possible
83 Coolant pressure too low check heat
source
Error 28 has occurred three times in a
row
possible
84 Coolant pressure outside the range
Error 29 has occurred three times in a
row
possible
90 Heating system pressure too low
Pressure <0.5 bar
Heat pump switches off and starts up
automatically when the pressure in-
creases to over 0.7 bar
_
91 Brine pressure too low
Pressure <0.2 bar
Heat pump switches off and starts up
automatically when the pressure in-
creases to over 0.4 bar
possible
94 Phase breakdown check fuse
One or more phases broken down.
possible
95 Incorrect direction of rotation, ex-
change comp. phases
Phase sequence incorrect
possible
96 Error pressure sensor
refrigerant circuit
short-circuit in the pressure sensor possible
Table 5.7 Fault-induced shutdown (ctnd.)
• Consult your expert technician about doing this.
h
Note!
Only an expert technician can remedy
the fault and reset the error code.
Once the expert technician has remedied the error and
reset the error he can restart the heat pump.
5 Operation