From bruce@ashbysolutions.com Fri Jan 04 05:48:06 2002
Subject:Re: A related? Leslie Question

Larry,

>The prevailing wisdom is to simply squirt some HammondLube into your rotors.
>While this may give the warm and fuzzy feeling of having done something, it is a
>nearly worthless gesture in the long run.
>
>Hammond Lube is designed for the "bearings" (essentially bushings) in the Hammond
>TG. Near as I can see about 20 surface feet per minute (on average) at almost NO
>torque (hence a starting motor) so the very very light lube is appropriate. Other
>lubes are viable but for long term everyday use, HammondLube is better than almost
>anything else commonly available.
>
>But the Leslie represents other considerations. At over 100 surface feet per
>minute, 200 times the bearing area, and a belt driven reducer that *increases* the
>torque, HammondLube ain't gonna cut it. Ordinary, standard, run of the mill
>30weight automobile oil is a far better candidate for oiling a Leslie rotor.

Despite the apparent lack of suitability, most Hammond techs I know use Hammond Oil to lube the Leslie horn. I've been doing so for years, and my Leslie works fine. I have been cautioned by two very prominent techs to never use anything heavier -- not ever 3-in-1 oil.

Regards,

-BW

--
Bruce Wahler
Design Consultant
Ashby Solutions™ http://consult.ashbysolutions.com
CloneWheel Support Group and HiNote moderator
978.386.7389 voice/fax
bruce@ashbysolutions.com