Last seen: Oct 5, 2025
@transparent You could well be right. Current salary for a refrigeration engineer is in the region of £40k per annum ( £20/hr.) Cost of training tools...
@delt I liked to make a stab at this, so some of the things to consider: engineers travel time to site, say 1 hour @ 65/hr engineers travel time...
Additional info on pull down end of line reistors: To eliminate the presence of reflections from the end of the cable, it must be terminated at both...
@cathodeRay, Would I be right in thinking that your hourly COP value calculation includes periods (minutes) when the compressor is not running? Or mo...
@ cathodeRay I could see how the instantaneous COP value could be in the order of 11.6, but I can't see how that could be the average over an hour due...
@batalto was your boiler located in the middle of your garden, or in your kitchen, utility room or loft. Your missing my point, whatever the boiler ef...
You suggested a figure of 80% for the efficiency of you oil boiler for converting the fuel to hot water, where does the other 20% of the energy goes, ...
One question if I may, where was your old oil boiler located; within you home or in an outbuilding?
Latest Posts
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RE: Help me keep the faith with my air source heat pump installation
@jamespa the flexis have been in a horizontal position ...
By AdamK , 1 hour ago
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From the consumer's viewpoint, he's still going to cons...
By Transparent , 2 hours ago
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RE: IVT Greenline high pressure switch and electrical cassette errors
Hi, thanks for the reply. The air is from the domestic ...
By Get , 2 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Perhaps they didn't significantly rewrite the algorithm...
By JamesPa , 3 hours ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@mike-patrick maybe pickup this ChatGPT conversation an...
By Tim441 , 4 hours ago
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RE: How can I programme a setback for my Samsung Gen6 8kW heat pump?
Yes, and probably also Adia although the latter has a m...
By JamesPa , 5 hours ago
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@editor I am all in favour of provocati...
By GrahamF , 9 hours ago
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@editor lol. I wish. They told me to switch everything ...
By bontwoody , 10 hours ago
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RE: How to Understand Wiring Up a Heat Pump
Morning, On top of what everyone else I would deffo loo...
By Grantmethestrength , 15 hours ago
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RE: Sizing a heat pump: Save me from my headache
Got the results back from the one we’re ...
By Mikeatthezoo , 1 day ago
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RE: Renewables & Heat Pumps in the News
Thanks Lucia. I'll set aside some time to go through th...
By Transparent , 2 days ago
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RE: Do I just go with the lowest quote for my heat pump?
Seems to be settling better now I'll leave it alone
By Jancold , 3 days ago
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RE: Bosch CS5800i 5kW - Experience So Far
We do like the exhaust air heat pump as a centralised M...
By Steelbadger , 3 days ago
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RE: Solar Thermal DHW and ASHP
@kenbone how is your battery holding up Ken? Still goin...
By Mars , 3 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Old Samsung R410a unit 9kw, modbused controlled, let Ha...
By KenBone , 3 days ago
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RE: Replacement Inverter for old FIT system
@bontwoody I have a single string 3kW solar AC inverter...
By Old_Scientist , 3 days ago
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Octopus removed our gas meter for free a couple of year...
By robl , 3 days ago
