Typically 10% or so voltage drop is too much. Try a different socket,
might have to go and buy a good electric socket. May also help to
wire
brush the terminals on the plug. If you're electrically minded, you
can also check the herm side of the dual capacitor, and see if it's
^^^^^^^^^^^^^^ Not that I'm going to try it,
but what is the "herm" side?

CY: Herm is short for "hermetic compressor".

And I didn't even know that AC's *had* capacitors!

CY: high tech, you know....

got enough farads.
How much is "enough"? How do you tell?

CY: Should say on the side of the capacitor. Somtimes they get weak.
Open, or shorted.

Thanks!

CY: Please remit $48.50 for professional advice.