Originally Posted by
ArchaicArcane
The only time grease is usually needed on a non-Singer machine is if it has gears. The motors don't take grease, like Joe said. The "ports" you're seeing on the motor are actually rivets that hold that plate on. Some rivets are solid, some are open in the middle. These are the latter. They don't receive oil. Where it will land on this motor would be potentially bad.
This is nice and simple...easy to understand. I was confused between the different motors, some needing grease, some needing oil and others needing nothing at all!