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5 votes

How do I completely drain and decommission hydronic radiant heating system?

I would approach this as if it was a sprinkler system... with compressed air. If you can, work each circuit individually. If not, work the longest or furthest ones first. You could also simply use a ...
isherwood's user avatar
  • 138k
4 votes

Connection between Copper and Pex pipe broke in extreme cold

Your "before" picture is too blurry to be useful, so try to remember: Did the end of the copper look like picture 1 below or picture 2? Picture 1 follows. This is a pex crimp coupling. ...
MTA's user avatar
  • 11.3k
2 votes
Accepted

How do I wire the replacment motor on my central heating valve?

Your shopping link says "5 wire installation", and the documentation shows five wires and instructs you to phone Resideo if you need six wires for an older installation. This document from ...
jay613's user avatar
  • 38k
2 votes

Question about refill valve on home heating system

Fairly common to keep the filler valve closed -- you should never need to use it except to refill the system, and if a pipe upstairs breaks, you'd rather not have water being pumped upstairs and ...
gbronner's user avatar
  • 5,653
2 votes
Accepted

Question about refill valve on home heating system

It's actually normal, arguably good, fairly standard practice to leave the valve to the pressure regulator closed, because the only reasons you should need to add water are to make up for all the ...
Ecnerwal's user avatar
  • 215k
1 vote

Radiator making a "filling up" noise

Radiators should be completely full of water if it is not heating up evenly then there is a bunch of air in it. At the other side of the in valve there should be a bleed port. While the heat is ...
ratchet freak's user avatar
1 vote

How does the sensor in a hot water circulation system inform the pump to turn off?

There are essentially two systems to consider here, retrofit and dedicated return. A retrofit system pumps water from the hot water supply at your favorite location (ie primary bathroom sink) back ...
Ram's user avatar
  • 205

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