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Andrew Smith
Andrew Smith, Engineer
Category: UK Plumbing
Satisfied Customers: 3633
Experience:  Domestic Gas, Commercial Gas, LPG, Unvented Hot Water, Part P Electrical, Commercial Catering
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I have a Drayton LP522 which works OK but no longer heating

Customer Question

I have a Drayton LP522 which works for water OK but no longer for the heating as of this morning. I have switched the timer to permanent and the red light is on. Thermostat is fairly new
Submitted: 1 year ago.
Category: UK Plumbing
Expert:  Andrew Smith replied 1 year ago.

You will need to find your motorised valve, you will find that it is stuck in HW mode or the motor has failed.