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The Original, Often Copied, But Never Duplicated, Common Sense Approach to HVAC

Applying common sense to HVAC troubleshooting since 1986

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Refrigerant Leaks and a Fluorescent Green Bigfoot

patrickpeterson@zenhvac.c

Jul 31, 2020

Refrigerant Leaks and a Fluorescent Green Bigfoot

“I was hot on its trail and felt sure that I would find it lurking around the next corner, I was on the track of the ever elusive...

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The Double Trap! (Condensate that is...)

patrickpeterson@zenhvac.c

Jul 29, 2020

The Double Trap! (Condensate that is...)

Condensate drains are one of the simplest parts of an air conditioning system, unfortunately they can be one of the most frustrating also.

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Low Suction Pressure Cheat Sheet

patrickpeterson@zenhvac.c

Jul 27, 2020

Low Suction Pressure Cheat Sheet

Low suction pressure is high on the top ten list of air conditioning issues that technicians run across.

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Why does the (expletive Deleted) transformer fuse keep popping?!

patrickpeterson@zenhvac.c

Jul 26, 2020

Why does the (expletive Deleted) transformer fuse keep popping?!

Troubleshooting 24vac fuse issues, or..."Why does the (expletive Deleted) transformer fuse keep popping?"

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patrickpeterson@zenhvac.c

Nov 11, 2019

Superheat and Subcooling The Ying and Yang of Air Conditioning

Unfortunately, most technicians have a fascination with superheat and don’t give a moment’s thought to superheats cousin, subcooling.

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patrickpeterson@zenhvac.c

Jul 31, 2020

Refrigerant Leaks and a Fluorescent Green Bigfoot

“I was hot on its trail and felt sure that I would find it lurking around the next corner, I was on the track of the ever elusive...

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patrickpeterson@zenhvac.c

Jul 29, 2020

The Double Trap! (Condensate that is...)

Condensate drains are one of the simplest parts of an air conditioning system, unfortunately they can be one of the most frustrating also.

Write a comment