Leybold Vacuum Pump SP250 115 004

2.9.1.1 Maintenance on the Air Filter

Ensure all necessary tools and safety equipment are available

Open the locking clips at the air filter and remove the dust cap

Apply an open jaw spanner to the hexagon and unscrew the filter element

Blow out the filter element from the threaded side with dry compressed air

Re-seal the thread with Teflon tape and refit the filter element

Fit the dust cap again and affix it with the locking clips

Fit the cover in the reverse order as described in Chapter 2.4.1

Solenoid Gas Ballast Valve Version

Ensure the pump and oil have cooled down

Wear protective gloves and goggles

Check the oil level at the oil sight glass

Is the oil level between the maximum and minimum mark?

Top up oil if the level is at the minimum mark

Run the pump dry for at least 30 minutes

Seal off the flanges with desiccant and foil

Drain out the oil before long-term storage

Package the pump in polyethylene foil and seal it air-tight

Ensure storage conditions are met

3.3 Draining Out Condensate (optional)

Separate the pump from the process by a valve

Check the optional silencer (P/N 119 002) for condensate collection

Is there liquid collected in the silencer?

Drain the liquid from the silencer through the condensate drain

3.6 Table/Maintenance and Servicing Work ScrewLine SP 250

Ensure inspection is carried out by Leybold service

Ensure rotor inspection by Leybold Vacuum Field Service

Check availability of required spare parts