Baxi Quinta Ace fault E.00.06

TReturn missing

Appliance

What it means

Return temperature sensor was expected but not detected (locking code)

Likely causes

  1. No connection to temperature return sensor
  2. Faulty sensor

Where to start

  1. Check the wiring and connectors
  2. Replace the sensor if faulty
  3. Verify sensor is mounted on a façade of the area to be heated, on the north side if possible

The full answer, free

  • 2 more checks in order
  • How to put it right, step by step
  • The manual page for this fault (page 78), right under the answer

Safety: Isolate gas and power before you open the case. If you have been into the gas side, do a tightness test, and a combustion and flue check before you hand back. Gas Safe (UK) or RGI (Ireland) work only.

From the Baxi manual for the Quinta Ace. Check the model on the data plate before you order parts.

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