Added: 2 years ago
From: jimbergmann3
Views: 9,699
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  • And then one of the coils in these new hvac units springs a leak, and then all of this becomes B.S.

  • Testo 550 is much easy to handle in the field.The 556 process is too time consuming.

  • Great software and great video Jim. Graphically demonstrates system conditions.

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