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TASK	Primary Contact	Secondary Contact	PERIOD (days)	NEXT MAINTENANCE	LAST MAINTENANCE
Vacuum Pump #004	keithb@jlab.org	bunton@jlab.org	365	11/29/24	11/30/23
Pfeiffer Model DUO 10M F224161 Serial# 22016984 Check oil level, change if dirty. Inspect and clean exterior of pump. Operate for 1 hour and record ultimate vacuum pressure. Pressure on 02-03-16 after 15mins= 2.01 mTorr. Spare pump ,located in Hall D tagger at east wall turbo cart.