Viessmann VITOCAL 250-A - Page 140

140
F.936 Data from energy meter 14 not available
F.936
System characteristics
No information on Viessmann Energy Management
(HEMS) available in ViCare or ViGuide
Cause
Data from energy meter 14 not available
Measures
1. Check the software version of the energy meter.
Run software update if required.
2. Check CAN bus connection to energy meter.
3. Check settings for Viessmann energy management
(HEMS) in commissioning assistant. Adjust settings
if required.
4. Read out and check the ID numbers from
Viessmann Technical Service.
See energy meter documentation.
F.937 Data from energy meter 15 not available
F.937
System characteristics
No information on Viessmann Energy Management
(HEMS) available in ViCare or ViGuide
Cause
Data from energy meter 15 not available
Measures
1. Check the software version of the energy meter.
Run software update if required.
2. Check CAN bus connection to energy meter.
3. Check settings for Viessmann energy management
(HEMS) in commissioning assistant. Adjust settings
if required.
4. Read out and check the ID numbers from
Viessmann Technical Service.
See energy meter documentation.
F.938 Data from inverter 1 not available
F.938
System characteristics
No information on Viessmann Energy Management
(HEMS) available in ViCare or ViGuide
Cause
Data from inverter 1 not available, e.g. Vitocharge VX3
inverter
Measures
1. Check the software version of the inverter. Run soft-
ware update if required.
2. Check CAN bus connection to inverter.
3. Check settings for Viessmann energy management
(HEMS) in commissioning assistant. Adjust settings
if required.
4. Read out and check the ID numbers from
Viessmann Technical Service.
See inverter documentation.
F.939 Data from inverter 2 not available
F.939
System characteristics
No information on Viessmann Energy Management
(HEMS) available in ViCare or ViGuide
Cause
Data from inverter 2 not available, e.g. Vitocharge VX3
inverter
Measures
1. Check the software version of the inverter. Run soft-
ware update if required.
2. Check CAN bus connection to inverter.
3. Check settings for Viessmann energy management
(HEMS) in commissioning assistant. Adjust settings
if required.
4. Read out and check the ID numbers from
Viessmann Technical Service.
See inverter documentation.
Messages
Fault messages (cont.)
6218234
Diagnosis