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9jwr9
@9jwr9
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Joined: Oct 11, 2025
Last seen: Dec 29, 2025
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Topics: 1 / Replies: 8
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RE: Ecodan unable to hit legionella target temp - what's the consensus?

UPDATE: Thanks everyone who commened with suggestions here - all really appreciated. For those interested, the issue was with the immersion thermostat...

2 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Ecodan unable to hit legionella target temp - what's the consensus?

@majordennisbloodnok ah! Yes, I did see this video. As per my reply to @rhh2348, we don't have that controller unfortunately. We have an older one, wh...

3 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Ecodan unable to hit legionella target temp - what's the consensus?

@rhh2348 thanks for the reply. I think the process you describe is for newer units (we have an old FTC2 controller, see picture), which doesn't presen...

3 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Ecodan unable to hit legionella target temp - what's the consensus?

@allyfish thank for taking the time to reply, and I agree with all of the points you make. If it were easy to disable the legionella cycle altogether ...

3 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Ecodan unable to hit legionella target temp - what's the consensus?

@benson Thanks for the reply. Ecodan has a pre-programmed legionella protection cycle where it takes takes the hot water temperature up to 60+ degrees...

3 months ago
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Air Source Heat Pumps (ASHPs)
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RE: Ecodan - Legionella Operation Time and Target Temperature

@old_scientist hiya mate, did you ever get to the bottom of why your immersion would cut out just before 60? I'm having the same issue with my Ecodan,...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Ecodan unable to hit legionella target temp - what's the consensus?
3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 16
Views: 654
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RE: Ecodan - Legionella Operation Time and Target Temperature

@trbob hiya mate - did you ever get to the bottom of why it was maxing out at 59.5 and failing to hit 60? Was it a problem with the thermostat/immersi...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heating Turned Off but Radiators Still Warm

Did you ever get an answer to this? I'm experiencing the same thing!

5 months ago
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Air Source Heat Pumps (ASHPs)
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