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Mitsubishi Electric · Heat pumps · Mitsubishi Electric Ecodan FTC7 controller (PUZ-WM/WZ, PUHZ-SW)

LCBoiler circulation water temperature overheat protection

Name in the manufacturer's documentation (service manual): Boiler circulation water temperature overheat protection[1]

In plain words (editorial)

Overheat protection of the boiler circulation water. The manual says to check whether the boiler's heating set temperature exceeds the restriction, and whether the flow from the boiler is reduced (water leak, blocked magnetic filter / strainer, circulation pump).

When to call a service technician: Contact your installer.

✎ 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] Mitsubishi Electric Ecodan FTC7 PAC-IF081B-E / PAC-IF082B-E / PAC-IF083B-E – Installation Manual (DG79H200H02) , p. 33 official manufacturer document quote verified LC Boiler circulation water temperature overheat protection
  2. [2] Mitsubishi Electric Ecodan FTC7 PAC-IF081B-E / PAC-IF082B-E / PAC-IF083B-E – Installation Manual (DG79H200H02) , p. 33 official manufacturer document quote verified check if the setting temperature of the boiler for heating exceeds the re
  3. [3] Mitsubishi Electric Ecodan FTC7 PAC-IF081B-E / PAC-IF082B-E / PAC-IF083B-E – Installation Manual (DG79H200H02) , p. 33 official manufacturer document quote verified lc boiler circulation water temperature overheat protection flow rate of the heating circuit from the boiler may be reduced.