Get Tech Tips
Subscribe to free tech tips.
Randy Martin Refrigeration Basics Quiz April 24, 2022, 6:24 pm
Related Tech Tips
3-Phase Motors—The Basics
Fundamentally, three-phase, alternating current motors are about as simple as a motor gets. The power company produces three phases by spinning magnets. Then, on the other end, we produce electromagnets that spin the motor according to the same 60 cycles per second frequency (60hz). All three phases are 120 degrees out of phase from one […]Read more
False Negatives on One Capacitor Test
I have spent the last few days checking run capacitors on various systems with several different meters, and this is what I found: #1 – Comparing Start wire amps against Run + Common under the clamp together is meaningless as a practical test. I used this test on 3 different systems with 3 different meters […]Read more
Does the Voltage or the Amperage Kill You?
I hear the following phrase a lot: It's the amperage that kills you, not the voltage. While there is truth to the statement, it is sort of like saying, “It's the size of the vehicle, not the speed that kills you when it hits you.” OK, so that's a pretty bad example, but hopefully, it […]Read more