In my house, if I turn on the hot tap, no water comes.
If I leave the hot tap on, and then quickly turn the cold tap on and off, I hear a "thump" from the pipes and the hot tap starts flowing.
This normally fixes it for a few hours, and then the issue comes back.
This issue happens at many of...
Operating correctly in that it pumps water when supplied with power.
(My underlying issue is that my heating isn't working and I'm trying to independently test each of the components.)
I would like to verify that my Grundfos Selectric UPS 15-50 Pump is operating correctly.
(n.b. I have already confirmed that it hasn't seized, by manually turning the pump through the air vent hole with a screwdriver.)
Are the below steps valid:
Cut mains power to house.
Open pump to reveal...
I have an Ideal Classic FF boiler. When I request hot water for taps or radiators it should fire. I'm trying to work out how it knows to do this.
Referring to the documentation and inspecting the boiler, it looks like it has just three external connections:
Mains power in.
Water in.
Water out...
I have a Honeywell T6360 thermostat that I suspect is failing and would like to confirm that before I replace it. (Symptom: radiators not turning on).
Looking at the wiring diagram, would I be correct in thinking if I short pins 1 and 3 it would simulate the effect of the temperature being high...