Appendix
38
Installation instructions 0020237057_01
Message
Possible cause
Measure
Communication fault: VR91 %
The remote control is outside
the radio reception range
1.
Take the remote control to the radio receiver unit and see if
the reception strength increases.
2.
If the reception strength is
≤
4, find a new installation site for
the remote control.
The remote control is defective
▶
Replace the remote control unit.
Communication fault: VMS
The cable is defective
▶
Replace the cable.
Incorrect plug connection
▶
Check the plug connection.
Communication fault: VPM-S
The cable is defective
▶
Replace the cable.
Incorrect plug connection
▶
Check the plug connection.
Communication fault: VPM-W
The cable is defective
▶
Replace the cable.
Incorrect plug connection
▶
Check the plug connection.
Communication fault: VR70 %
The cable is defective
▶
Replace the cable.
Incorrect plug connection
▶
Check the plug connection.
Communication fault: VR71
The cable is defective
▶
Replace the cable.
Incorrect plug connection
▶
Check the plug connection.
Fault: Heat generator %
Fault in the heat generator
▶
See the instructions for the heat generator displayed.
Fault: Heat pump %
Fault in the heat pump
▶
See the instructions for the heat pump displayed.
Incorrect configuration: VR70
% MA
Incorrectly selected setting
value for the multi-function
output
▶
In the
MA VR70, addr. 1
function, set the setting value that is
appropriate for the connected component on the
VR 70
's multi-
function output.
Incorrect configuration: VR71
Incorrectly selected setting
value for the multi-function
output
▶
In the
MA VR71
function, set the setting value that is appropri-
ate for the connected component on the
VR 71
's multi-function
output.
Incorrect configuration: VR70
Incorrect set value for the
VR 70
▶
Set the correct set value for the
VR 70
.
Incorrect configuration: VR71
Incorrect setting value for the
VR 71
▶
Set the correct setting value for the
VR 71
.
System diagram selection
incorrect
Incorrectly selected system dia-
gram
▶
Set the correct system diagram.
Module not supported
Unsuitable module connected,
e.g.
VR 61
,
VR 81
▶
Install a module that the system control supports.
No additional module connec-
tion
The cable is defective
▶
Replace the cable.
Incorrect plug connection
▶
Check the plug connection.
No remote control for heating
circuit %
No remote control unit
▶
Connect the remote control unit.
Ventilation unit connection
The cable is defective
▶
Replace the cable.
Incorrect plug connection
▶
Check the plug connection.
No VR70 for this system
Missing
VR 70
▶
Connect the
VR 70
.
Hot water temperature sensor
S1 not connected
Hot water temperature sensor
S1 not connected
▶
Connect the hot water temperature sensor to the
VR 70
.
Outside temperature sensor
damaged
Outside temperature sensor
faulty
▶
Replace the outside temperature sensor.
Room temp. sensor fault
The room temperature sensor is
defective
▶
Replace the remote control unit.
Sensor fault S $ VR70 %
Sensor defective
▶
Replace the sensor.
Sensor fault S $ VR71
Sensor defective
▶
Replace the sensor.
Fault: Solar pump %
Fault in the solar pump
▶
Check the solar pump.
Ventilation unit fault
Ventilation unit fault
▶
See the instructions for
recoVAIR.../4
and later models.
VR71 not supported for this
system
VR 71
connected in the heating
installation
▶
Remove the
VR 71
from the heating installation.
Incorrectly selected system dia-
gram
▶
Set the correct system diagram.
Incorrect configuration: MA2
VWZ-AI
Incorrectly connected
VR 70
▶
Connect the
VR 70
to the appropriate basic system diagram.
Incorrectly connected
VR 71
▶
Connect the
VR 71
to the appropriate basic system diagram.
