Search results

  1. macmeyer

    Navien NPE-180A humming in the key of D

    We had a Navien condensing water heater NPE-180A installed about two months ago. For the last few weeks, when the hot water is running, the heater hums/vibrates/plays a fluted musical note at the same pitch as the D above middle C on the piano. It doesn't start singing until about 30 seconds...
Top
✖
Hey, wait a minute.

This is awkward, but...

It looks like you're using an ad blocker. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. If you'd like to support the site, please allow ads.

If any particular ad is your REASON for blocking ads, please let us know. We might be able to do something about it. Thanks.
I've Disabled AdBlock    No Thanks