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Entry  Thu Aug 17 08:42:27 2017, Steve, Update, PSL, PSL HEPA 
Message ID: 13223     Entry time: Thu Aug 17 08:42:27 2017     In reply to: 0
Author: Steve 
Type: Update 
Category: PSL 
Subject: PSL HEPA 

The PSL HEPA was running noisy at 100V   The bearing is wearing out. I turned it down to 30V It is quiet there.

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