Search: Posts Made By: tr888
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11-02-15, 04:36 AM
Replies: 8
Views: 3,127
Posted By tr888

Thanks for the tips. I will try to clean it up...

Thanks for the tips. I will try to clean it up first.
11-01-15, 04:59 PM
Replies: 8
Views: 3,127
Posted By tr888

Instructions for replacing oil tank float valve

Our Rochester oil tank float valve is probably from the 1950s. It gets stuck sometimes and the reading is way off. We've run out of oil a couple of times because we believed we had 1/4 tank, and the...
Replies: 34
Views: 2,726
Posted By tr888

Everything I know about hydronic heating could...

Everything I know about hydronic heating could fit on a postcard, so I am going to do some reading on the subjects you've been bringing to my attention, especially the primary/secondary approach.
...
Replies: 34
Views: 2,726
Posted By tr888

For boiler-protection, is it possible to do a...

For boiler-protection, is it possible to do a passive "feedback loop" without a mixing valve? The supply line to the radiators would branch and connect over to a WYE on the return line?

to...
Replies: 34
Views: 2,726
Posted By tr888

The burner is 133,000 BTU/HR. Buderus G115/4.

The burner is 133,000 BTU/HR. Buderus G115/4.
Replies: 34
Views: 2,726
Posted By tr888

There are 13 radiators in total, but they're not...

There are 13 radiators in total, but they're not the large cast-iron behemoths; these are a pipe surrounded by metal fins. It's almost like a baseboard.

The drawing does reflect how it flows into...
Replies: 34
Views: 2,726
Posted By tr888

My eyeballing was off. The actual O.D. of the...

My eyeballing was off. The actual O.D. of the main lines is 1.66 inches. (Just measured with calipers). So what is that, nominal 1" pipe? Maybe it's not so bad?

The house is from the 1940s. ...
Replies: 34
Views: 2,726
Posted By tr888

TACO ZONE VALVES...PUMP...AIR...

TACO ZONE VALVES...PUMP...AIR REMOVER...GAUGE...RELIEF VALVE...BOILER...RETURN

That was just the order of appearance of the components, not a section header.

I'm not at home at the moment, but...
Replies: 34
Views: 2,726
Posted By tr888

Yes, when the back-of-the-house return valve is...

Yes, when the back-of-the-house return valve is closed, we get heat in this last radiator in the front half of the house; when the back-half return valve is re-opened, the radiator goes cold again.
...
Replies: 34
Views: 2,726
Posted By tr888

Progress! When I shut the return valve for...

Progress!

When I shut the return valve for the rear half of the house, I get heat in this radiator, which is the last radiator on the front of the house.

Does that mean the pump doesn't have...
Replies: 34
Views: 2,726
Posted By tr888

Once again, thanks for all the helpful...

Once again, thanks for all the helpful suggestions. Family has asked that I not experiment until the 60mph winds and sub-zero weather ends. They're happy to have heat in all the other rooms :)
...
Replies: 34
Views: 2,726
Posted By tr888

I've tried shutting one valve and bleeding with...

I've tried shutting one valve and bleeding with the other valve open, and then reversing the process. No joy.

The pressure is @ 20 when the Temp is 170. To jack it up, should I let it cool down...
Replies: 34
Views: 2,726
Posted By tr888

Thanks for the different suggestions. All of...

Thanks for the different suggestions.

All of the other radiators had their bleeder valves on the left side, and so that's where I installed it on this new radiator. I've moved it to the right side...
Replies: 34
Views: 2,726
Posted By tr888

It is a Runtal OmniPanel towel-warmer. ...

It is a Runtal OmniPanel towel-warmer.

Omnipanel Towel Warmer - Runtal Radiators (http://www.runtalnorthamerica.com/towel_radiators/omnipanel.html)

We did a DIY bath remodel. I asked the...
Replies: 34
Views: 2,726
Posted By tr888

Which pipe in basement supplies which radiator?

Is there some kind of electrical device that can be attached to black iron supply pipe at the radiator and to a possible candidate supply line in the basement, which could indicate, by signal...
Replies: 14
Views: 4,369
Posted By tr888

It's been a busy two weeks, but I wanted to stop...

It's been a busy two weeks, but I wanted to stop back in and say thanks very much for the help. The soldering worked, and the radiators are warmer than they've ever been. The aquastat must have been...
Replies: 14
Views: 4,369
Posted By tr888

My little dowel kludge has not proven to be...

My little dowel kludge has not proven to be perfectly reliable. The circulator cut off again last night, and I had to wiggle the dowel and open the relay manually to get things going again. Maybe...
Replies: 14
Views: 4,369
Posted By tr888

Again, thank you for the info. If at all...

Again, thank you for the info.

If at all possible, I'd like to do it myself, since the minimum charge for a home visit around here is about $200, and the heating company is even likely to say that...
Replies: 14
Views: 4,369
Posted By tr888

Thanks for the multimeter/value/aquastat info. ...

Thanks for the multimeter/value/aquastat info.

Sorry about temp/pressure mixup. I know the difference (and the relationship) but am frazzled at the moment, because the readings and behavior have...
Replies: 14
Views: 4,369
Posted By tr888

Troubleshooting Honeywell L8148A Aquastat with multimeter

I am trying to find out what our L8148A should be doing and whether it is doing it.

House is cold. 61 degrees. Thermostat is set to 66.

When the boiler is firing (pressure rising from 120F to...
Replies: 14
Views: 4,369
Posted By tr888

Sorry, I should have said the pressure rises to...

Sorry, I should have said the pressure rises to where the temp reaches 180 and then 220.

After further investigation, the electrical readings look OK (T-T, C1-C2, and 2-3 on the zone valve) it...
Replies: 14
Views: 4,369
Posted By tr888

Troubleshooting Honeywell L8148A aquastat

The thermostat is set to 65 and the house temp reads 62. Some of the radiators are tepid, others are cold.


The oil burner comes on, and if I hold my ear close to the TACO pump, I can hear it...
07-12-11, 09:36 AM
Replies: 1
Views: 1,326
Posted By tr888

ok to put interior wall plaster brown coat over tar paper + wire lath?

The original wall was 3/8" gypsum board reinforced with diamond metal lath at changes of plane with a 1/2" brown coat and then a 1/8" skim coat.

Several large sections of wall and ceiling (20 sq...
06-29-11, 04:24 AM
Replies: 8
Views: 2,212
Posted By tr888

Now that I know what it's called, I'll have an...

Now that I know what it's called, I'll have an easier time finding those posts. Thanks for that info. The coarse gray middle layer is also gypsum? Did it have cinders or something added to it?
06-29-11, 04:19 AM
Replies: 8
Views: 2,212
Posted By tr888

Thanks for the info and the Durabond tip.

Thanks for the info and the Durabond tip.
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