Search: Posts Made By: lowjoules
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Replies: 44
Views: 10,390
Posted By lowjoules

Larowsa/NJ Trooper -- any thoughts on the...

Larowsa/NJ Trooper --

any thoughts on the the settings on my boiler? (posted earlier) Do you recommend that I change or tweak anything?

I've been monitoring the delta T the last couple of...
Replies: 44
Views: 10,390
Posted By lowjoules

Lawrosa, the ODR seems to be reading...

Lawrosa,


the ODR seems to be reading correctly now (5:30 pm). Despite being in a shaded area, I think the indirect sunlight may have affected the reading earlier today. I'll move the sensor...
Replies: 44
Views: 10,390
Posted By lowjoules

Pressure is at 15 psi cold. The auto fill valve...

Pressure is at 15 psi cold. The auto fill valve is set at 12 psi.



I have the Grundfos UPS26-99Fc set medium speed -- recommended for PF-110 for a delta T of 20 degrees. I believe this...
Replies: 44
Views: 10,390
Posted By lowjoules

one more photo of the return manifold... 8044

one more photo of the return manifold...
8044
Replies: 44
Views: 10,390
Posted By lowjoules

NJ Trooper & Lawrosa, here are the photos of...

NJ Trooper & Lawrosa,

here are the photos of the rebuilt. I hope I got it right this time. Please tell me what you think.

80428043


Although the system runs quieter now, it still cycles...
Replies: 44
Views: 10,390
Posted By lowjoules

just reporting in... did the rebuild over...

just reporting in...

did the rebuild over the weekend as per diagram in previous post. Everything seems to be working normal. No sound of a train running through the pipes anymore.

Can't...
Replies: 44
Views: 10,390
Posted By lowjoules

one last idea... a friend suggested that I...

one last idea...

a friend suggested that I combine all three zones and operate them off a single circulator, thinking that this may reduce the cycling.

Not sure if this will help.

Just to...
Replies: 44
Views: 10,390
Posted By lowjoules

Lawrosa & NJ Trooper, I’ve considered...

Lawrosa & NJ Trooper,

I’ve considered everything you’ve recommended, measured many times and many more times after that. I am thinking of doing the following....

1. Rather than utilize the...
Replies: 44
Views: 10,390
Posted By lowjoules

lawrosa, what sort of vent do you...

lawrosa,


what sort of vent do you recommend at this elbow. I was considering using a Taco High vent:
416-2 - Taco 416-2 - 1/8" SlimLine Hy-Vent...
Replies: 44
Views: 10,390
Posted By lowjoules

NJ Tropper, So, you're suggesting I...

NJ Tropper,



So, you're suggesting I have two spirovents -- correct. Is it better to eliminate the one on the primary (boiler loop) completely?

I probably could place a new VERTICAL...
Replies: 44
Views: 10,390
Posted By lowjoules

Yes to all three questions. I wish...

Yes to all three questions.



I wish they were -- that would have saved space and perhaps a few bucks. Can I place the flow checks anywhere after the pumps? -- perhaps within a few feet? Or...
Replies: 44
Views: 10,390
Posted By lowjoules

Lawrosa, I read about the 10D rule a number...

Lawrosa,

I read about the 10D rule a number of places online. Basically it says to place a minimum of 5-10 diameters of pipe in front of the suction side of the pump. This prevents cavitation...
Replies: 44
Views: 10,390
Posted By lowjoules

lawrosa, you make the fix look so easy. ...

lawrosa,

you make the fix look so easy.

Would I need to maintain a particular length of pipe entering the general circulator and DHW circulator? I read somewhere that there's a 5-10" rule...
Replies: 44
Views: 10,390
Posted By lowjoules

:eek: I'm astonished that I screwed up the run...

:eek: I'm astonished that I screwed up the run vs bull of the tees. :wall:

I'll be back to the drawing board -- literally -- in the next few days.

My system is presently plumped for 3 CH...
Replies: 44
Views: 10,390
Posted By lowjoules

Lawrosa & NJ Trooper, your bluntness is in fact...

Lawrosa & NJ Trooper, your bluntness is in fact appreciated. Thanks!

I see I need to do some rebuilding. Before I do so, I will ask many more questions than I did before. Apparently, I didn't do...
Replies: 44
Views: 10,390
Posted By lowjoules

Thanks for the grade PJMax! I'm hoping someone...

Thanks for the grade PJMax! I'm hoping someone will weigh in on my cycling issue. If I need to change anything I'd like to do it sooner than later. January gets cold. Anyone out there that can...
Replies: 44
Views: 10,390
Posted By lowjoules

Hi Mike, thanks for your reply. I...

Hi Mike,

thanks for your reply.

I purchased the boiler from an online company that no longer deals with Peerless boilers.

I did all of the work myself. The seller recommended the boiler...
Replies: 44
Views: 10,390
Posted By lowjoules

New condensing boiler cycling too much

My Peerless Purefire PF-110 boiler is cycling about 100 times a day. I set the output to 50% and that doesn't make a difference.

I have 3 CH zones and a DWH:
Basement = 17 feet of slantfin...
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