Appendix
0020237057_01 Installation instructions
37
C.3
Connecting the actuators to VR 71
Set value
R1
R2
R3
R4
R5
R6
R7/R8
R9/R10
R11/R12
2
3f1
3f2
3f3
MA
COLP1
LP/9e
9k1op/
9k1cl
9k2op/
9k2cl
9k3op/
9k3cl
3
3f1
3f2
3f3
MA
LP/9e
9k1op/
9k1cl
9k2op/
9k2cl
9k3op/
9k3cl
6
3f1
3f2
3f3
MA
LP/9e
9k1op/
9k1cl
9k2op/
9k2cl
9k3op/
9k3cl
C.4
Connecting the sensors to VR 71
Set value
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
2
SysFlow
FS2
FS3
FS4
DHWTop
DHWBt
COL1
Solar
Yield
eyield
TD1
TD2
PWM1
3
SysFlow
FS2
FS3
FS4
BufBt
DEM2
DEM3
DEM4
DHW1
6
SysFlow
FS2
FS3
FS4
BufTop
HC
BufBt
HC
BufTop
DHW
BufBt
DHW
DEM2
DEM3
DEM4
C.5
VR 70 sensor assignment
Set value
S1
S2
S3
S4
S5
S6
1
VR 10
VR 10
VR 10
3
VR 10
VR 10
VR 10
VR 10
VR 10
VR 10
5
VR 10
VR 10
VR 10
6
VR 10
VR 10
VR 10
VR 11
VR 10
12
VR 10
VR 10
VR 10
VR 10
VR 11
VR 10
C.6
VR 71 sensor assignment
Set value
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
2
VR 10
VR 10
VR 10
VR 10
VR 10
VR 10
VR 11
VR 10
VR 10
VR 10
VR 10
3
VR 10
VR 10
VR 10
VR 10
VR 10
VR 10
6
VR 10
VR 10
VR 10
VR 10
VR 10
VR 10
VR 10
VR 10
D
Overview of troubleshooting measures
D.1
Troubleshooting
In column 1 in the table, a $ symbol is displayed after the sensor. The $ symbol is a placeholder for the sensor number. The
% symbol after various components is a placeholder for the address of the component. In both cases, on the display, the
system control replaces the symbol with the specific sensor or specific address.
Message
Possible cause
Measure
Additional module fault
The cable is defective
▶
Replace the cable.
Incorrect plug connection
▶
Check the plug connection.
Cascades not supported
Incorrectly selected system dia-
gram
▶
Set the correct system diagram that contains cascades.
Combination of VR70 and
VR71 not permitted
VR 70
and
VR 71
are connec-
ted in combination
▶
Connect either the
VR 70
or the
VR 71
.
Communication fault: Heat
generator %
The cable is defective
▶
Replace the cable.
Incorrect plug connection
▶
Check the plug connection.
Communication fault: Heat
pump %
The cable is defective
▶
Replace the cable.
Incorrect plug connection
▶
Check the plug connection.
Communication fault: VR91 %
The batteries in the remote con-
trol are flat
▶
Change all the batteries (
→
Operating and installation instruc-
tions for the
VR 91f
).
The batteries in the remote con-
trol have not been inserted cor-
rectly
▶
Insert the batteries in the battery compartment, making sure
that the poles are the right way round (
→
Operating and install-
ation instructions for the
VR 91f
).