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Stage Rotary Vane Vacuum Pump
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RV3, RV5, RV8 and RV12 Rotary Vane Vacuum Pumps
www.idealvac.comThe Edwards RV rotary vane pump is shown in Figure 1. Refer to Figure 1 for item numbers in brackets in the following descriptions. Th e RV pumps are two-stage, oil-sealed, sliding-vane vacuum pumps. The pump has NW25 inlet (4) and outlet (7) ports, a gas-ballast control (5)
Vacuum Pump Maintenance and Troubleshooting
www.millrocktech.comstage rotary vane oil sealed pumps. These pumps are relatively inexpensive (compared to dry pumps for example) and commonly found in most facilities. Visually Inspect Your Vacuum Pump Oil Before and After Every Run Maintenance of high quality vacuum pump oil is imperative to continuous operation of the freeze dryer.