On Thu, 05 Apr 2012 15:30:28 -0400, Ed Pawlowski wrote:
The mounting tool very half-assed. I'd find a better way to mount the
motor so it is better isolated and that may eliminate or considerably
reduce the noise.

I'd agree with you on the lousy workmanship as I listened to the motor
just now turn on while snapping more pictures of the setup and it wasn't
unduly loud at the source.

I think the loudness comes from something inherent in the pipes and/or
woodwork ... maybe vibration amplification or something like that?