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2 votes

Can a crack in an electric oil-filled radiator be (relatively safely) repaired?

Take off a bit of the paint around the crack. If there's any visible damage to the metal, including rust, rather than just a crack in the paint, it's effectively trash. Repair is not worthwhile.
KMJ's user avatar
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0 votes

How do I turn off my radiator without a knob?

Try when the heating is on, and when it's off. It may be less jammed at one temperature than the other. I have freed a stuck valve with a couple of drops of light (or penetrating) oil applied where ...
Chris H's user avatar
  • 5,978
0 votes

How do I turn off my radiator without a knob?

It looks lie it has been painted over. Scratch the paint around the knob and the nut under it. Then gently turn one way and the other, to break the paint. If it doesnt work then as mentioned in the ...
Rohit Gupta's user avatar
  • 5,090
2 votes

How do I turn off my radiator without a knob?

I tried turning the bit that sticks out with plyers, but I can't get it to budge. Turning that shaft is probably what the knob used to do, and its being seized up is probably why the knob is missing ...
Triplefault's user avatar
  • 6,374
0 votes

Help me Understand Hydronic System Boiler Circulator RPM / HP / Head / Flow / System Pressure

The Taco 0010 is not the closest match for the Armstrong S25. The S25 is 8 foot head at no flow and 32GPM free delivery. Those match up with a Taco 008 circulator. The Taco 0010 is 14’ shutoff head ...
Oliver Street's user avatar
0 votes

Radiator making a "filling up" noise

It really sounds like it needs another bleed. I expect to bleed until water bubbles out, but maybe you need to let out more than this. That's with the system running, and a rag to catch the water ...
Chris H's user avatar
  • 5,978
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
0 votes

How to remove Giacomini plastic radiator valve head?

I believe that plastic under collar is just a friction fit on. The actual valve body is metal. Try levering with several small screwdrivers from the pipe direction - you want to stretch the collar a ...
user1908704's user avatar
  • 1,212
1 vote

Radiator making loud blaring noise

GIven it's the only adjustment the thing has, and you set it all the way closed, opening it somewhat seems the obvious thing to try...
Ecnerwal's user avatar
  • 201k

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