In Part 2, we used the example of a connection failure. No doubt, you can save money by skipping those infrared surveys. But you would save this money at great cost.
How much does it cost to perform an infrared scan on a given cabinet, perform AC resistance tests on any suspect connections, then replace the hardware and properly torque the fasteners? Got a dollar figure in mind?
Now, suppose the unmaintained connection continues to deteriorate (it will). As its resistance gets