ericmark's latest activity
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ericmark replied to the thread Additional CU.I would think if certified, one should not be working as an electrician! You should know what is needed, just do it. -
ericmark replied to the thread Roomstat and TRV.I found a problem with mother's old house, the bay windows captured the sun in the morning, so the temperature could reach to 30°C in...
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ericmark replied to the thread Roomstat and TRV.Spot on, and this is a problem if lock shield not set correct, as once the boiler does fire, the radiator can get stinking hot, before...
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You don't understand how a TRV works. A TRV begins to close, as it's set temperature is approached, and begins to reopen, if the room...
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ericmark replied to the thread Roomstat and TRV.Depends on the TRV head, these when I got them (2019) were £15 each, this earlier model more expensive and a pain as can't adjust at...
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ericmark replied to the thread Roomstat and TRV.Yes, spot on, my thinking. Mother's house, hall, had a wall thermostat, and a radiator without a TRV, after trying to set the lock...
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ericmark replied to the thread Replacing extractor spur with timer switch.As said, items like this can allow control both timed and with voice control. But the immersion heater timer has for years combined a...
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ericmark replied to the thread System boiler new hive v4 dual channel thermostat.Start by numbering the terminals, then try to work out what each does. 1 = Earth 2 = 3 = Thermostat 4 = Thermostat 5 = 6 = Line supply...
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ericmark replied to the thread Upstairs thermostat not triggering boiler despite showing as 'on'....Should really start a new thread, but it is likely that you have motorised valves which have a micro switch in them, and the micro...
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ericmark replied to the thread Coal in Range Boiler.Was burning some today cold turkey event at local railway.
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ericmark replied to the thread Diy house rewire.Well maybe, something like shown, actually that was an early diagram, it has some relays added now. Better split side to side, then...
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ericmark replied to the thread Diy house rewire.Most complex wiring in my house, is likely the central heating, and most likely error is a supply outside, and cable routes.
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I would say it's a buzzer/doorbell.
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ericmark replied to the thread Coal in Range Boiler.We have coal where I work, but in the old coal merchant, nothing, could not get coal even if you wanted it, unless buying from a...
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ericmark replied to the thread Diy house rewire.As @pete01 says, unless someone gets hurt, no one is likely to look at the wiring, and question who has done it. And once you have an...
