"hydraulic" artist bench problems

[John Fortiner]

I called Paul Jansen.  He said 55, not 45lbs.  He also said use only a
bicycle pump, not an air compressor as the volume of that tank/reservoir is
so small.  
Thanks a lot for the suggestion to call him.

John Fortiner 

-----Original Message-----
From: Conrad Hoffsommer [mailto:hoffsoco at luther.edu] 
Sent: Friday, March 10, 2006 10:47 AM
To: Pianotech List
Subject: Re: "hydralic" artist bench problems

At 07:43 AM 3/10/2006 -0700, you wrote:
>A customer of mine has a "hydraulic" artist bench.  The lever on the 
>side does nothing to make it move up or down.  It has what appears to 
>be an air chamber (reservoir) on the underside as it has what looks 
>like a valve stem attached to it.
>1.  Is this thing really "hydraulic" or is it pneumatic?
>2.  If pneumatic, does anyone know how much pressure belongs in that 
>reservoir?
>3.  Is there any sort of repairs that a person can do to this bench 
>mechanism to make it function again?
>
>I can send a photo privately to anyone that is familiar with this bench 
>if that would help.
>
>John Fortiner
>Billings, MT


I think I pumped them up to 45#.

Call Jansen and ask.




Conrad Hoffsommer - Keyboard Technician
Luther College, 700 College Dr., Decorah, Iowa 52101-1045
1-(563)-387-1204 // Fax 1-(563)-387-1076

- Right now, I'm hoping to live until my age matches my golf score,
- Until then, I'll have to be content to have my IQ match my handicap.