Search: Posts Made By: md_Heat
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Replies: 9
Views: 4,529
Posted By md_Heat

Tested the transformer - open circuit across 24v...

Tested the transformer - open circuit across 24v - so fried.

Before replacing, thought I'd make sure I know why it died after just a year. When the original transformer died, Trooper said ...
...
Replies: 9
Views: 4,529
Posted By md_Heat

transformer dead?

Got the Honeywell R8845u relay and wired it as described above, (http://forum.doityourself.com/1668190-post4.html) but I think the transformer is dead.

I didn't think to check the transformer...
Replies: 9
Views: 4,529
Posted By md_Heat

Thanks Trooper - for now, heat back on - I...

Thanks Trooper - for now, heat back on - I manually opened and locked both zone valves (no chance of them being satisfied/closing) - I disconnected and removed the wire for the main pump from the...
Replies: 9
Views: 4,529
Posted By md_Heat

Relay dead - No heat - I don't think Santa will help

About this time last year, the transformer part of the Relay/transformer died (http://forum.doityourself.com/boilers-steam-hot-water-systems/370858-relay-transformer-dead-killed-circulator-pump.html)...
Replies: 9
Views: 18,662
Posted By md_Heat

I took the above pics to show the...

I took the above pics to show the connections/splices/caps/tapes - I guess I should have posted a pic with the cover on too. All I did was bend the top a bit to allow space for the wires to pass...
Replies: 9
Views: 18,662
Posted By md_Heat

It's not pretty - but heat is on

Thanks for the advice Trooper.

It took some call'n, but I was able to find a transformer Thursday. It turned out, the only place I could find that had one on the self, was near my parent's...
Replies: 9
Views: 18,662
Posted By md_Heat

Do you think I can find a transformer at Radio...

Do you think I can find a transformer at Radio Shack or some computer build shop?


As far as I know there was no PDF file - I did find an old instruction sheet. The best I can do is below:
...
Replies: 9
Views: 18,662
Posted By md_Heat

Thanks, Trooper

Thanks for the info. Can you recommend a new transformer that can operate both pumps?

I don't really know what I'm looking for, but of the ones I found, they talk about controlling one pump for...
Replies: 9
Views: 18,662
Posted By md_Heat

Relay Transformer Dead - killed by circulator pump???

The Situation

My parents are out of the house for a few days, so the thermostats had been turned down, but when I came to check on the place, the house was too cold. I went down to check the...
Replies: 45
Views: 35,185
Posted By md_Heat

Catching up - old business - work done - work to do ...

Old Business:

RE: Trooper - post #41 ...
- About pump rotation ...

So, the rotation is relative to the position of the motor and not relative to the position of the flange mounts on the...
Replies: 45
Views: 35,185
Posted By md_Heat

Getting specific about replacement pumps ...

How does the 'rotation' relate to what I've got?

Does that mean either one (FC / FRC) will just bolt in - or will the existing flanges have to be replaced?

I thought I read something,...
Replies: 45
Views: 35,185
Posted By md_Heat

Buying new circulators/pumps

Fixing leaking pump - if it could go wrong it did ...

No need for all the details, but right now, I can't even fill the system to see if the leaking pump is fixed - that water feed relief valve,...
Replies: 45
Views: 35,185
Posted By md_Heat

Mounting safety valve & fixing pump leak

furd, thanks again ... now that I've seen some pdf files on installing safety valves, the side mount does seem strange - all the examples I saw, had it coming out the top.

I included "B" the...
Replies: 45
Views: 35,185
Posted By md_Heat

Mounting safety valve

furd, thanks for the tips, but I already tried the supply houses close to me and with the price of gas, it's cheaper to pay shipping than drive to the Seattle area and back - so I'll just order...
Replies: 45
Views: 35,185
Posted By md_Heat

Plans vs. Reality

-- Reality WINS!

My plan was to find out what I needed to do and how to do it. Get all the parts to do it. Then do everything with just one shut down. Well, so much for plans ...

You guys...
Replies: 45
Views: 35,185
Posted By md_Heat

ASME rated Safety Relief Valve - 1/2" - ?

I started shopping for the parts and ran into trouble right away. The smallest ASME rated Safety Relief Valves I can find are 3/4".

Do 1/2" ASME rated Safety Relief Valves exist?
Replies: 45
Views: 35,185
Posted By md_Heat

replys to furd & Trooper - posts #19, 24, 25 & 26

Okay, first, I finally got hold of my parents and furd, if your offer is still good & it's not too far, then you are welcome to come down and experience this mess up close!

Next, I think I...
Replies: 45
Views: 35,185
Posted By md_Heat

Okay, I now know more, than I thought there could be to know, about ball valves

Trooper, thanks for the additional info. on air eliminators & ball valves.

About that valve on the supply out ...

Thanks for this - it just helped me put together a few bits of info I've...
Replies: 45
Views: 35,185
Posted By md_Heat

furd, thanks for all the info

I never knew the difference between the valves - thanks.

Also, sounds like I'll be using that B&G Pressure Reducing/Auto-fill valve for sure.


So is an air vent different than a air...
Replies: 45
Views: 35,185
Posted By md_Heat

Looks like it's time to start buy'n some stuff ...

Trooper, thanks for all the help - you too furd.

RE: Trooper - post #16 ...


Sounds good, to me. If you are right about that wall switch controlling the second circ. pump, I will probably...
Replies: 45
Views: 35,185
Posted By md_Heat

Wrapping-up (?) zone valve motor and pump concerns ...

RE: furd - post #13 ...



I got that it was humorous, but I also got the impression you were used to dealing with more complex systems - no offense intended and my response was also...
Replies: 45
Views: 35,185
Posted By md_Heat

Getting caught-up on my replys ... zone valve & pump issues ...

Grab a snack and get comfy - this is a long one!

RE: furd - post #8 ...



Sorry everything is not more complicated/challenging for you, but for me, starting out with zero knowledge of these...
Replies: 45
Views: 35,185
Posted By md_Heat

I Think I know why the pump is always on ...

First, let me thank you - trooper & furd for your efforts.

I haven't had much sleep this week, what with my brain tossing zone valves and pump circuits all about - sleep is for people without...
Replies: 45
Views: 35,185
Posted By md_Heat

Wiring diagram added to the system tour

I've added a wiring diagram to the system tour - you can get to it from any of the zone valve views or the pump and transformer photos.

[website host has closed operations]

Please let me know...
Replies: 45
Views: 35,185
Posted By md_Heat

I don't feel the "pressure" - it's everything else that's got me stumped ...

Thanks, for the reply Trooper and I'm hoping that "digesting" this system doesn't give you indigestion ... in any case, the short answer is yes - pressure was at zero and temp was basically room...
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