Last seen: Mar 14, 2025
Hi Mars, generally the higher the voltage the more powerful the portable tool. But a higher voltage battery can provide a longer run time than a lower...
@ggw True electrical usage requires power monitoring & logging of the ASHP monobloc and any additional circulating pumps, controls, etc. There is ...
In a word 'yes'. Battery powered portable tools are designed to work only at their specified voltage. Most portable tools will accept only the correct...
@ggw we have the heating running about 17hrs a day, on early morning around 4.30am, off abound 9.30pm. 1.25 hours in the middle of the day set of HW. ...
We have a grant pre-plumb cylinder with digital thermostat. Thermostat reading is all over the place, still giving us hot water at 45degC when the the...
@iaack hi again. The flow sensor is external on the system hot water cylinder on Samsung Gen6, not internal to the monobloc, so it's possible to have ...
I thought I would share this DIY split system air to air a/c install. This is an R290 propane unit sold by Appliances Direct after the buyer said he w...
There sure is, but it's not the most rewarding work going round sorting out other folks' cock-ups. If there's one thing I've learned on my domestic AS...
The refrigerant side of the ASHP plate heat exchanger is a condenser, superheated refrigerant gas in at the top, lower pressure sub-cooled liquid out ...
@dodgyknee - yes, Grant controller is a CH and HW thermostat. Not a very user friendly one, and very complicated to work. It's capable, with features ...
On the Grant system you can either turn the ASHP controller off, but that also turns off the timed hot water boost. Or turn the 3rd party thermostat o...
- 21 Forums
- 1,973 Topics
- 43 K Posts
- 40 Online
- 2,304 Members
Join Us!
Heat Pump Dramas?
Thinking about installing a heat pump but unsure where to start? Already have one but it’s not performing as expected? Or are you locked in a frustrating dispute with an installer or manufacturer? We’re here to help.
✅ Pre-Installation Planning
✅ Post-Installation Troubleshooting
✅ Performance Optimisation
✅ Complaint Support (Manufacturer & Installer)
Latest Posts
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@editor Mars, totally agree. I think when I responded t...
By Terry1812 , 3 minutes ago
-
RE: DHW temp Samsung AE120RXYDEG 12kw ASHP with Gen 6 controller
@bami is there a cylinder schematic? Failing that a mak...
By bontwoody , 6 minutes ago
-
A few comments that might be helpful. As James menti...
By RobS , 10 hours ago
-
RE: Setback savings - fact or fiction?
The lower the DT the higher the flow rate. The lower ...
By BobTSkutter , 14 hours ago
-
RE: Who's your electricity provider and what's your tariff?
I have now written to OE for clarification on the algor...
By Toodles , 15 hours ago
-
RE: New kitchen with no walls – will fan coil units work?
Thanks. That explains the strangely-shaped 'feet' (loo...
By IanMK13 , 17 hours ago
-
RE: Heat Pump Sizing & Installation Costs
2019 180sqm timber frame 14kW 300l DHW 16 new r...
By Abernyte , 24 hours ago
-
RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
I’ve updated Bodge Buster for 2025 to empower homeowner...
By Mars , 24 hours ago
-
RE: Aira Heat Pump: Stylish Scandinavian Heating
Aira, the Swedish, end to end manufacturer, system desi...
By KevinPotts , 1 day ago
-
Unfortunately for your argument the best performing Dai...
By RobS , 1 day ago
-
RE: Grant ASHP not reaching target temperatures
@mikefl Thank you. I’m not sure how to do these checks ...
By Hillswick , 2 days ago
-
RE: Transforming a Derbyshire Property into an Energy-Efficient Haven
@carpenterstation That's helpful, thank you. The de...
By Morgan , 2 days ago
-
RE: What is the best strategy for operating a very oversized heat pump?
@jamespa Homely does address many of these issues, but ...
By Arundalep , 2 days ago
-
RE: Volumisers in Heat Pump Systems: Does Placement Matter?
There is absolutely nothing wrong with buffer tanks in ...
By JamesPa , 2 days ago
-
RE: Replacing knackered oil boiler with ASHP - Perthshire
@abernyte thanks tbh I was more thinking about bolsteri...
By DowallyDrifter , 2 days ago
-
RE: Battery storage to run Heat Pump.
@jeff The government are quite happy for the network ...
By Lucia , 3 days ago
-
RE: Adjusting 6kW Daikin's Weather Compensation Curve
@jamespa I'm grateful for your advice.
By Ubert767 , 3 days ago
-
RE: Is it KISS or constant – weather compensation vs. set flow temperature?
Thanks. I've seen the video several times at the beginn...
By cliffhanger , 3 days ago
-
RE: Say hello and introduce yourself
@carrownisky where are you based? Would you like me con...
By Mars , 3 days ago
-
RE: Baxi Air Source Heat Pump tips and tricks please
@transparent Good morning, the installer sorted our m...
By Cathyem1 , 3 days ago
Latest Topics
-
DHW temp Samsung AE120RXYDEG 12kw ASHP with Gen 6 controller
By BAMi 12 hours ago
-
Adjusting 6kW Daikin's Weather Compensation Curve
By Ubert767 3 days ago
-
Should I make my radiators smaller?
By Scalextrix 4 days ago
-
Daikin Heat Pump Cycling Frequency?
By Ubert767 4 days ago
-
Battery storage to run Heat Pump.
By Broadsman 5 days ago