Search found 4 matches

by jbeir
Fri Mar 07, 2025 4:10 pm
Forum: Help and Advice
Topic: Contractor left a wiring mess
Replies: 2
Views: 54454

Re: Contractor left a wiring mess

Steven, thanks for your note. I will give you a call.
Also attached is my proposed wiring scheme - anything you see wrong with this?
Also note my thinking on DIP switch settings in the image. Does that look right?
beir schematic 2.png
Jeffrey
by jbeir
Fri Mar 07, 2025 4:06 pm
Forum: Help and Advice
Topic: Delay fan on for heat pump
Replies: 0
Views: 13049

Delay fan on for heat pump

Is there a way to delay the Fan On until the heat pump warms up? Right now my fan starts immediately upon a call for heat, so it sends cold air for 30-60 seconds.
by jbeir
Sun Feb 23, 2025 10:11 pm
Forum: Help and Advice
Topic: Contractor left a wiring mess
Replies: 2
Views: 54454

Contractor left a wiring mess

My HVAC contractor considers this a complete job (see attached photo).
IMG_2630 (1).jpeg

How is this remotely acceptable?
I'm also 90% sure he has wired the Heat Pump to never come on and rely exclusively on emergency heat.
What's my recourse here? I'm a EE, so I reluctantly might take it all ...
by jbeir
Sun Feb 23, 2025 3:54 pm
Forum: Help and Advice
Topic: Can someone explain Staging Timer = OFF?
Replies: 1
Views: 25127

Can someone explain Staging Timer = OFF?

I have a dual-stage heat pump system and do not have an OAS. I am using two ecobee3 heat pump thermostats (with two dampers) wired for dual-stage heat. I am assuming the thermostats should call for emergency heat and the EWC should actually tell the air handler to turn on emergency heat.

Without ...