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  1. Replies
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    just askin' how are you checking?

    Do you guys use a boroscope or just a mirror. What is your perfered method of checking?
  2. Your right, talking to my buddy, there was about...

    Your right, talking to my buddy, there was about 10 minutes between readings... sorry, I'm getting old. I like your idea of testing at the same time. Think I'll try it!
  3. Thanks for the replys. We took the readings...

    Thanks for the replys. We took the readings basically at the same time. Outside temp was about 71 degrees. I'm thinking the field piece is ASX14. Refrigerant was 410A. So do you guys ever...
  4. Testo 550 vs. Fieldpiece - challange a tie

    I own a Testo - 550. I was measuring temp and preasures on a new 4-ton Goodman Heatpump/air conditioner. I was testing for sub-cooling and it was failing the test. Ballpark numbers were somewhere...
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