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98 degrees and 100% Stupidity

Commit these two truths to memory-

“Confidence without knowledge is dangerous”
and
“Knowing what you don’t know is power”

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Zen’s take on the Fluke T6-1000: It’s the Shiznick

A non-contact fork style meter that measures voltage and amperage at the same time. WHAAAT? Check it out and tell ’em the folks at ZenHVAC sent you. (Note: this and two-fifty may get you a coffee…not a latte, grande, crappy,

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I only work on….

    Zen’s thought of the day: “I only work on boilers” “I only work on chillers” “I only work on……”   Here’s what we have to say about the “I only work on” mindset- “Your an expert on one?

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Thought of the Day

Think about it; the machines we work on are no different than any other machine. Do pickup trucks break down? Yes. Do they normally break down for no reason? No. Show me a truck with a blown transmission and I’ll

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Diagnostic Techs wouldn’t have anything to diagnose if it weren’t for installers.

Think of their job like; performing heart surgery, while standing on a ladder 12 feet in the air, in brutal summer heat, with someone welding steel I-Beams 20 feet away, while wearing a hard-hat, safety gloves, and a fall protection harness.

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Good news! Skilled trades are in demand! Question: does anyone care?

In Emily Prieffer’s article, The construction industry’s top workforce challenge — and 3 potential solutions, she found that 69% of general contractors are having a tough time filling craft positions. While the article is based on the construction industry its close relative, the

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Ammonia a 19th Century Solution to a 21st Century Problem ?

sometimes, the answers to the questions aren’t necessarily new. This week Kathy Jackson brought us her thoughts on a new / old solution to an relatively recent issue.

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Averaging Thermistors

From time to time someone asks about thermistor sensor averaging. Typical questions are: Why do I have to use four? Why do they have to be connected in series-parallel? What the heck is series parallel? Have you ever seen a

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Control Board Fails

Control Boards rarely fail, they’re usually misdiagnosed or murdered. When control boards do fail it’s normally an output contact failure caused by age or an electrical surge like lightning or a technician shuffling across carpet before touching it. It’s a

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Causes of High Space Humidity (In no particular order)

There are six primary causes of high space humidity.

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