Search: Posts Made By: wfolta
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07-08-12, 07:30 PM
Replies: 13
Views: 8,035
Posted By wfolta

Thanks! Other than the fact that we've had these...

Thanks! Other than the fact that we've had these shutdowns, it's been rather fun watching the logger data, etc. I'll be off to fiddle with the return valve and hopefully will eliminate the shutdowns...
07-08-12, 07:17 PM
Replies: 13
Views: 8,035
Posted By wfolta

I've heard a ball valve isn't the optimal device...

I've heard a ball valve isn't the optimal device for throttling the water flow, but the condo Association has one on the source and one on the return, so the units can be worked on. (And the...
07-07-12, 11:25 AM
Replies: 13
Views: 8,035
Posted By wfolta

Wish I could edit or delete posts.... Let me...

Wish I could edit or delete posts.... Let me clarify/summarize, and let me know if it seems correct...

High water flow can cause wear, so I should decrease it. I can't control the building's water...
07-04-12, 08:48 PM
Replies: 13
Views: 8,035
Posted By wfolta

So I want to throttle the water flow at the...

So I want to throttle the water flow at the return, until the temperature differential between source and return is about 8-10 degrees F? Will throttling on the return increase the water pressure...
06-26-12, 07:32 PM
Replies: 13
Views: 8,035
Posted By wfolta

Thanks! I have the manual, and will check for a...

Thanks! I have the manual, and will check for a similar chart. I think we'll probably be installing a throttle valve to restrict the GPM. The building engineer recommended throttling the output, and...
06-26-12, 01:13 PM
Replies: 13
Views: 8,035
Posted By wfolta

Thanks for your insight. We don't have a...

Thanks for your insight.

We don't have a flow meter. I had the guys who installed it out today and we did a quick-n-dirty test of water flow by disconnecting the IN and putting it into a 5 gallon...
06-24-12, 06:35 PM
Replies: 13
Views: 8,035
Posted By wfolta

Understanding a water source heat pump graph of temperatures

We have a new water source heat pump in our condo that's had four High Pressure shutdowns in the last couple of months. The first one was caused by an error by our engineer which resulted in very...
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