Tag Archives: analog meter

I must be doing something right!

Back in April 2011, I started writing on this blog site as a way to help my local contractors and dealers. Most of the posts were based on issues these persons were experiencing and this was a good forum to … Continue reading

Posted in Commentary | Tagged , , , , , , , , , , , , , , , , , , , , , , | 10 Comments

Compressor Electrical Diagnostics — Revisited

In reviewing posts from time to time that have the most views i feel it is a good thing to bring back a post that was previously written.  The following was originally written back in 2011 but there have been … Continue reading

Posted in HVAC Tech Support | Tagged , , , , , , , , , , , , , , , , , | Leave a comment

4 Bad Boards in 4 Days! (a new record)

Yes, the title of this post is exactly what a contractor had done on a unit — replaced 4 boards in 4 days. I finally got the call from the owner of the building, who was very frustrated and upset … Continue reading

Posted in HVAC Tech Support | Tagged , , , , , , , , , , , , , | 9 Comments

3 Bad Boards in 3 Months?

What do you think the odds are of a new roof top unit going through 3 control boards in just 3 months since the unit was installed? And, if this truly was the case, don’t you think some one would … Continue reading

Posted in HVAC Tech Support | Tagged , , , , , , , , , , , , , , , | 1 Comment

Trust your meter?

So, how many of you “trust” your meters?  You’re probably asking yourself, “what is he talking about?”  So I’ll try to explain my question with some examples. The other day, I had a contractor call who was looking to confirm … Continue reading

Posted in Commentary, HVAC Tech Support | Tagged , , , , , , , , , , , , | 4 Comments

Older Sunline Units – Troubleshooting Heating

For those who subscribe to my blog, you probably just got an email saying there was a new post on Sunline and , guess what — I goofed – instead of hitting save, I hit send.  So here is what I really wanted … Continue reading

Posted in HVAC Tech Support | Tagged , , , , , , , , , , , | 4 Comments

How Electricity “REALLY” Works

A sheet of paper crossed my desk the other day and, as I read it, a realization of a basic truth came to me.  So Simple! So obvious we couldn’t see it.  One of our engineers had discovered how power … Continue reading

Posted in Just for Fun | Tagged , , , , , , | 4 Comments