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LG · Heat pumps · LG Therma V Monobloc (air-to-water heat pump)

CH01Problem in remote room air sensor

Name in the manufacturer's documentation (service manual): Problem in remote room air sensor[1]

In plain words (editorial)

Problem with the remote room air sensor. The service manual names an incorrect connection between the sensor and the PCB (heater), a faulty PCB or the sensor itself; the technician checks the sensor resistance and voltage.

When to call a service technician: Contact an LG-authorised service technician or 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] LG Therma V Monobloc – Installation manual (MFL68026607 Rev.21) (MFL68026607 Rev.21_062126) , p. 277 official manufacturer document quote verified 1 Problem in remote room air sensor
  2. [2] LG Therma V Monobloc – Installation manual (MFL68026607 Rev.21) (MFL68026607 Rev.21_062126) , p. 277 official manufacturer document quote verified Incorrect connection between sensor and PCB(Heater).
  3. [3] LG Therma V Monobloc – Installation manual (MFL68026607 Rev.21) (MFL68026607 Rev.21_062126) , p. 277 official manufacturer document quote verified PCB(Heater) fault
  4. [4] LG Therma V Monobloc – Installation manual (MFL68026607 Rev.21) (MFL68026607 Rev.21_062126) , p. 277 official manufacturer document quote verified Sensor fault
  5. [5] LG Therma V Monobloc – Installation manual (MFL68026607 Rev.21) (MFL68026607 Rev.21_062126) , p. 277 official manufacturer document quote verified Resistance: 10 kΩ at 25
  6. [6] LG Therma V Monobloc – Installation manual (MFL68026607 Rev.21) (MFL68026607 Rev.21_062126) , p. 277 official manufacturer document quote verified Resistance: 5 kΩ at 25
  7. [7] LG Therma V Monobloc – Installation manual (MFL68026607 Rev.21) (MFL68026607 Rev.21_062126) , p. 277 official manufacturer document quote verified Voltage: 2.5 V DC at 25 centigrade (plugged) (for all sensors)
  8. [8] LG Therma V Monobloc – Installation manual (MFL68026607 Rev.21) (MFL68026607 Rev.21_062126) , p. 277 official manufacturer document quote verified Refer resistance-temperature table to check in different temperature