In the HVAC/R industry, your tools are your eyes and ears. But when was the last time you actually verified their accuracy? Working with miscalibrated multimeters, manometers, or temperature probes can lead to misdiagnosis, wasted hours, and costly callbacks. Discover the essential step-by-step field techniques to test, verify, and calibrate your primary diagnostic equipment to ensure pinpoint accuracy on every single service call.
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