Without the manual, you may not zero pressure sensors, leading to false superheat calculations that can damage a compressor.
: Always start with the highest range to avoid overloading the precision resistors. Resistance supertester ice 680 r manual pdf
It looked like a prop from a 1970s sci-fi movie. It was a heavy, beige diagnostic mainframe with a control panel that resembled a cockpit. It had been designed to test the structural integrity of deep-sea cables and ice-road thicknesss for oil rigs in the Arctic. It was beautiful. It was useless. And it was currently a sixty-pound doorstop because Elias didn’t know how to calibrate the pressure valves. Without the manual, you may not zero pressure
Communities like EEVblog often have threads with high-quality scans. Maintenance Tips for the 680 R Without the manual