Search: Posts Made By: fromboston
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Replies: 16
Views: 2,038
Posted By fromboston

Thanks a lot! I do get heat and don't hear funny...

Thanks a lot! I do get heat and don't hear funny noises, so I'd guess there is no issue with air. Adding insulation around those pipes is high on my to-do list. Before I get that done, I'll waste...
Replies: 16
Views: 2,038
Posted By fromboston

How to tell if there is air in the pipes?

Hi NJ Trooper,

How do I tell if there is air in the pipes? I read a few posts on the forum but did not run into an explicit description.

A few days ago I had a burst radiator in the den zone. ...
Replies: 16
Views: 2,038
Posted By fromboston

Yup. Did that last year. REALLY hard! A small...

Yup. Did that last year. REALLY hard! A small paint brush worked the best for me, not that it worked well. Do you have recommendations for what brush to use? Also my vacuum did not have enough...
Replies: 16
Views: 2,038
Posted By fromboston

Same square footage between the two floors. 2nd...

Same square footage between the two floors. 2nd floor does have slightly more baseboards: 53 feet on 1st floor and 65 feet on 2nd floor. 1st floor does have a double-layer glass door to the deck,...
Replies: 16
Views: 2,038
Posted By fromboston

Replacing the power head solved the problem!

Hi NJ Trouper,

You nailed it! The problem went away after I replaced the power head. Thanks very much for your help!

The bad power head shows open circuit between terminals 2 & 3 regardless...
Replies: 16
Views: 2,038
Posted By fromboston

Thanks for the links. Is there a test I could...

Thanks for the links. Is there a test I could do, say with a multimeter, to confirm the diagnosis?
Replies: 16
Views: 2,038
Posted By fromboston

Thanks very much for the replies! NJ...

Thanks very much for the replies!

NJ Trooper, from the molded digits on the valve body, the zone valves appears to be Taco 571-2. I took a picture, but am not sure how to post it here. Hmmm ...,...
Replies: 16
Views: 2,038
Posted By fromboston

Four zone boiler system, one zone could no longer fire boiler

I have an old HydroTherm boiler, serving four zones. Everything worked well until today, when suddenly the 2nd floor zone could not start the boiler any more. All other zones still work fine. The...
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