An important rating on motors is the AMBIENT  temperature rating that the motor can operate at. This rating refers to the temperature of the air around the motor, not the temperature of the motor itself or even the temperature of the outdoor air—since the motor is often in a condenser air stream that is higher […]

Maintenance is not the sexiest part of our trade, and that’s ok. There really aren’t that many parts of our trade that are sexy, to be honest. Maybe maintenance is just the lowest on the totem pole. It can be easy to get into a routine of plowing through one after another, trying to check […]

When I started in the trade in 1999, there were still many oilable blower motors in service. As part of the maintenance, we would remove the housing and oil the motor. We would also vacuum the motor and wipe it down. As oilable motors have become extinct, I see fewer and fewer techs pulling the […]