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Triton T90SR fault 7

Pressure relief device has operated (water ejected from the PRD)

Electric shower

What it means

The pressure relief device (PRD) has activated, ejecting water, caused by a blocked shower head, twisted/blocked flexible hose, or shower head not removed during commissioning.

Likely causes

  1. Blocked shower head (7.1)
  2. Twisted/blocked flexible shower hose (7.2)
  3. Shower head not removed while commissioning (7.3)

Where to start

  1. Identify cause of operation before fitting new PRD unit
  2. Check for free passage through the hose

The full answer, free

  • How to put it right, step by step
  • The manual page for this fault (page 26), right under the answer
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Safety: Isolate at the double pole isolator and the consumer unit, and prove dead before the cover comes off. Electrical work to BS 7671 (UK) or I.S. 10101 (Ireland).

From the Triton manual for the T90SR. Check the model on the data plate before you order parts.

Other Triton T90SR fault codes