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Maintenance for DRP-50

Date: 
Thursday, April 28, 2022
Synopsis: 
Tip seals changed.
Equipment/Beam Line: 
Description: 

Tip seals changed.  Pump found to be malperforming. When disassembled second stage tip seals were destroyed.  Pump cleaned and there were circles that appeared on the face of the second stage scrolls.  New tip seals installed and pump tested for one day and temperature was around 50c.  Pump put into service at location ILE2A1:BP1 under the BNQR stand.  A day after installation pump found to be running at 60c.  A little hot and will be monitored. 

Author: 
Deepak Vyas