Lowell Gauge

[Ron Nossaman]

> So I pulled my Lowell Gauge out of my case, after not looking at it for
> a month or so, to use it to check the bearing on this piano I was
> inspecting and much to my surprise, the little tiny bubble had grown to
> a rather large bubble.  No evidence of leakage.  I'm wondering what I
> can do about it.  It looks like the liquid inside is anti-freeze (sort
> of greenish).  Can one replace the fluid to the proper level leaving a
> small little bubble instead of a large useless bubble?  Or can I buy
> another one somewhere?  
> 
> David Love

If the bubble is getting bigger, the vial is breached. It's doomed. 
Meanwhile, the edge of the bubble can still be used for the usual 
relative bearing measurements until the bubble has too much of the 
vial to allow a measurement. Then, you need a replacement.

Ron N