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Re: [PSUBS-MAILIST] oil filled bladder

I thought they were just filled with oil and did not need a bladder.  The oil is a very small quantity I wouldn't think that heat expansion would be an issue.
 
Brian


 
On Wed, Sep 7, 2011 at 6:37 PM, Alan James <alanjames@xtra.co.nz> wrote:
Hi Brian,
It's to protect the innards of the depth gauge from corrosion from seawater.
Alan
----- Original Message -----
Sent: Thursday, September 08, 2011 7:48 AM
Subject: Re: [PSUBS-MAILIST] oil filled bladder

Why do you need a bladder for the depth gage?
 
Brian

On Tue, Sep 6, 2011 at 11:08 PM, Scott Waters <muddywatersfarm@hotmail.com> wrote:
Does anyone know where to get a oil filled bladder for the depth gauge like the one pictured in Dan's boat Presistance?
Thanks,
Scott Waters