by Cody Mack, National Training Manager, Caleffi North America
As featured in the PHC News December 2022 issue, our very own Cody Mack weighs both sides of the never ending debate: Zone valves or zone...
Greg and Dan share commonly asked questions from the Ask Caleffi Blog. During this episode, they will zero in on heating products. You'll learn:
→ Can I add an air vent onto a Caleffi dirt separator?
→ How do I determine head loss in a hydraulic separator?
→ Can I order your Z-one zone valve with differing...
It seems that hydronic zone valves have been around forever. They are pretty bulletproof! But do you hear about end switches failing? What's going on? AND... what do I need to know before wiring a zone valve?
In this Episode, Greg and Dan discuss this common question from our Technical Support line: What's wrong with my...
It can be a time-consuming project to troubleshoot why a zone relay board doesn't "appear" to be working, especially when the heat is literally ON for the contractor, but OFF for their customer.
Greg and Dan - our Ask Caleffi Podcast...
by Dan Firkus, Applications Engineer, Caleffi North America
As featured in SupplyHouse Times October 2020 issue, our very own Dan Firkus discusses how today's ...
There is currently not a dedicated pair of 24 VAC terminal blocks on the Caleffi Z-one Relay Control board for auxiliary power, however, constant 24 VAC is available at any of the thermostat terminals R-C. All thermostat R-C terminals on a given control board...
Yes, the relay controls have the ability to prioritize DHW demand and they also have the ability to operate a specific pump for DHW demand. This can be done with the Caleffi ZSR Z-one switching relay or the...
