Last seen: Apr 11, 2025
@gary The tank is 210 litres. I work from home as a baker so I can use a lot of water during the day but using the old MegaFlo and oil boiler, we neve...
Thanks James, this is still something on the to-do list. I know there's more diagnostics to be done. I was just hoping the new pump would stabilise th...
Thanks. I still need to check this out. It's taken all my mental capacity to wrap my head around the heat pump. So it should be as simple as just adju...
I haven’t looked at that side yet. But so far, the only thing that’s changed is that we’ve had the heat pump changed and COP is getting worse. I can s...
@jamespa It does appear to be going into defrost more frequently than the previous pump at similar temperatures. Would that account for the higher ene...
@jamespa Thankfully they didn’t touch the settings. They checked the pressure on the tank but that’s all.The only work they did was on the external un...
Just a follow up… first full day of the new heat pump… worst COP in weeks. COP down from a regular 3.4 to 3.8 to 2.7 yesterday (that’s just heating, n...
Just a bit of an update... thanks to the information you've shared with me, I was able to argue the case of the oversizing a little better.They revisi...
@jamespa Thanks James. The DHW COP is the worst we've had yet strangely. And there were no big drains on the water yesterday. It's like it's heating...
@jamespa Thanks for this.The COP for yesterday was 3.57 (heating 3.79 water 0.87) so the DHW eco setting might be making a difference but I'll keep mo...
@jamespa Thanks again for all the information. I've read everything and it's very helpful.I've lowered the DHW temperature to 48 which after one day h...
@jamespa Thanks again. That helps clarify what we need to be looking at.I've been monitoring it over the last few days and COP has been: 24/3: 3.17 ...
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