Ebara pump will not pump down after power outage; error "Uu1" - WKB95190

SYMPTOMS

• Instrument vented during unplanned power outage
• Error code "Uu1" shows on Ebara front panel, indicating an under voltage status
• Instrument and PC were restarted
• Full instrument communications are established

ENVIRONMENT

• Select Series Cyclic IMS QTof
• Xevo TQ-XS
• Ebara EV-SA30 pump

CAUSE

Latched error code on Ebara pump

FIX or WORKAROUND

1. Remove main power from Ebara pump for 10 minutes.
2. Reattach main power.
3. Pump instrument.
4. Verify that instrument pumps properly.

ADDITIONAL INFORMATION