Edwards Mechanical Booster Vacuum Pump EH 2600FX 60 Hz

Check that all connections are secure

Inspect for corrosion, leaks, and damage

Inspect cooling water pipelines and connections for corrosion, leaks, and damage

Inspect electrical supply cables for damage

Inspect vacuum pipelines for corrosion and damage

Acknowledge understanding of safety warnings regarding oil change from hydrocarbon to PFPE

Acknowledge understanding of correct oil grade and level importance

Switch off the EH pump, vent it to atmospheric pressure and allow it to cool

Remove the hydrokinetic drive/gearbox oil filler plug

Remove the hydrokinetic drive/gearbox oil drain plug and allow oil to drain into a suitable container

Remove the shaft seal vented oil filler plug and use a suitable pump to suck oil out of the shaft seal reservoir

!WARNING: Ensure correct oil grade and levels

Vent the pump to atmospheric pressure

Check the hydrokinetic drive/gearbox oil level

Switch off the EH pump and isolate it from the electrical supply.

Vent the EH pump to atmospheric pressure.

Remove the four plastic cover caps from the bearing end cover.

Undo and remove the socket-head screws located under the four plastic cover caps.

Remove the end cover and O-ring. Dispose of the O-ring safely.

Note the exact location of the shims and spacers inside the end cover.