Monthly Archives: March 2014

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

New Honeywell Economizer Controls – Part 2

So, now that you have read my last post and have an “overview” of the new economizer control, we can get into the nitty-gritty of how to install and set-up, and diagnose the new economizer. The installation part is¬†easy. The … Continue reading

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

New Honeywell Economizer Controls

Spring is in the air (but we still have some snow too in the north central region) and as our thoughts turn to COOLING, we need to look at the ECONOMIZER. ¬†Economizers still are the most misunderstood, misdiagnosed, most often … Continue reading

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

“SMART METERS”, “THE SMART GRID”, and POTENTIAL CONTROL PROBLEMS

More and more, we are hearing about the Smart Grid and the use of Smart Meters. Illinois has announced that they want the entire state to be on Smart Meters and have started replacing older meters with the new Smart … Continue reading

Posted in Commentary, HVAC Tech Support | Tagged , , , , , , , | 2 Comments