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Viessmann · Heat pumps · Viessmann Vitocal 250-A (One Base, monobloc)

F.472Communication error, energy meter

Name in the manufacturer's documentation (service manual): Communication error, energy meter[1]

In plain words (editorial)

Communication error with the energy meter. The manual says to check the settings in the commissioning assistant and the connections, then isolate the system from the power supply and restart it.

When to call a service technician: If the fault persists, contact your heating contractor.

✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.

The Polish page has more detail (plain-language explanation, safe checks, guides): Read in Polish →

Sources

Every statement has a footnote to the document and PDF page. “Quote verified” means the quote was found automatically in the text of that page.

  1. [1] Viessmann – Service instructions: System configuration and diagnosis for heat pumps with Viessmann One Base (6194799 GB, 3/2022) (6194799 GB (3/2022)) , p. 56 manufacturer document – copy from a distributor quote verified F.472
  2. [2] Viessmann – Service instructions: System configuration and diagnosis for heat pumps with Viessmann One Base (6194799 GB, 3/2022) (6194799 GB (3/2022)) , p. 56 manufacturer document – copy from a distributor quote verified Check the settings in the
  3. [3] Viessmann – Service instructions: System configuration and diagnosis for heat pumps with Viessmann One Base (6194799 GB, 3/2022) (6194799 GB (3/2022)) , p. 56 manufacturer document – copy from a distributor quote verified Adjust set- tings if required
  4. [4] Viessmann – Service instructions: System configuration and diagnosis for heat pumps with Viessmann One Base (6194799 GB, 3/2022) (6194799 GB (3/2022)) , p. 56 manufacturer document – copy from a distributor quote verified Check the connections to the HPMU electronics module
  5. [5] Viessmann – Service instructions: System configuration and diagnosis for heat pumps with Viessmann One Base (6194799 GB, 3/2022) (6194799 GB (3/2022)) , p. 56 manufacturer document – copy from a distributor quote verified Check whether components are wrongly connected
  6. [6] Viessmann – Service instructions: System configuration and diagnosis for heat pumps with Viessmann One Base (6194799 GB, 3/2022) (6194799 GB (3/2022)) , p. 56 manufacturer document – copy from a distributor quote verified Isolate the system from the
  7. [7] Viessmann – Service instructions: System configuration and diagnosis for heat pumps with Viessmann One Base (6194799 GB, 3/2022) (6194799 GB (3/2022)) , p. 56 manufacturer document – copy from a distributor quote verified Restart the system
  8. [8] Viessmann – Service instructions: System configuration and diagnosis for heat pumps with Viessmann One Base (6194799 GB, 3/2022) (6194799 GB (3/2022)) , p. 56 manufacturer document – copy from a distributor quote verified If the fault persists, replace HPMU electronics module
  9. [9] Viessmann – Service instructions: System configuration and diagnosis for heat pumps with Viessmann One Base (6194799 GB, 3/2022) (6194799 GB (3/2022)) , p. 56 manufacturer document – copy from a distributor quote verified No communication with ener- gy meter