Viessmann VITOCAL 250-A - Page 150

150
F.968 Data from battery module 4 not available
F.968
System characteristics
No information on Viessmann Energy Management
(HEMS) available in ViCare or ViGuide
Cause
Data from battery module 4 not available
Measures
1. Check the software version of the power storage
unit. Run software update if required.
2. Check CAN bus connection to power storage unit.
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 power storage unit documentation.
F.969 Data from battery module 5 not available
F.969
System characteristics
No information on Viessmann Energy Management
(HEMS) available in ViCare or ViGuide
Cause
Data from battery module 5 not available
Measures
1. Check the software version of the power storage
unit. Run software update if required.
2. Check CAN bus connection to power storage unit.
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 power storage unit documentation.
F.970 Data from battery module 6 not available
F.970
System characteristics
No information on Viessmann Energy Management
(HEMS) available in ViCare or ViGuide
Cause
Data from battery module 6 not available
Measures
1. Check the software version of the power storage
unit. Run software update if required.
2. Check CAN bus connection to power storage unit.
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 power storage unit documentation.
F.983 Inverter EEPROM faulty
F.983
System characteristics
The refrigerant circuit will not start.
Cause
Internal inverter fault, EEPROM fault
Measures
1. Isolate the system from the power supply. Wait at
least 2 min. Switch on the system.
2. Replace inverter.
Messages
Fault messages (cont.)
6218234
Diagnosis