Baxi Quinta Ace fault H.01.15

Max tflue gas

Appliance

What it means

Flue gas temperature has exceeded the maximum operating value

Likely causes

  1. Flue gas outlet blockage
  2. Heat exchanger flue gas side clogged
  3. Faulty sensor

Where to start

  1. Check the flue gas outlet system
  2. Check the heat exchanger to ensure that the flue gas side is not clogged
  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 77), 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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