WebFeb 15, 2024 · I keep running dhw but hot water indicator on navien screen does not come on indicating its not heating water. The heating system works however. The screen shows psi but not gpm. Psi is around 21.6. I keep running flow at shower and sink full blast but sometimes it has triggered navien to heat but most times not. WebCommissioning is uber-important to achieving acceptable DHW service on day one. In the simplest terms, the owner’s project requirements (OPRs) for a DHW system could be, “Deliver 120ºF ±5º to all DHW fixtures at all times within 30 seconds of opening each fixture after an extended period of non-use.”. The OPR could also be more ...
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WebMar 16, 2024 · Now, wait for the system to cool down. 3. Locate the filling loop and if not already attached, secure it tightly. 4. Open the valves of the filling loop, and you’ll hear the water entering the boiler. 5. Once the pressure gauge reaches 1, turn off the valves and release the filling Loop. WebSep 12, 2010 · An advantage of using the boiler in the off-season for DHW is that it stays clean rather than grow cobwebs. But, unless you need the 30-110 thousand BTU output of the Excellence for heating and don't have a lot of simultaneous hot water use, you may be better off (and save money) with the TT Prestige Solo and an indirect DHW tank sized for … WebBehavioral Health. We provide services of the highest quality by working together to inspire hope, recovery, and resiliency in the lives of Idahoans and their families who live … grand island ny high school calendar