• Ensure the mass spectrometer and the turbo pump are completely vented
before starting maintenance. Only when in a vented state can the cover for
the oil wick cartridge be removed.
1. Switch off the leak detector power.
1. Pull out the main plug.
2. In case an external backing pump is used, detach the KF-25 connection to the
external backing pump.
3. Remove front cover.
4. Vent turbo pump and mass spec by removing turbo vent plug.
5. Access fluid tank by removing valve shown below.
6. Carefully place the device on its back or left side (as seen from the front).
7. Use the special tool (P/N: T10071 or PFPVM40813) to unscrew the cover on the
back.
8. Pry the oil wick cartridge with two screwdrivers and dispose of it according to local
regulations.
9. Remove the Porex rods (8x) from the guides using tweezers.
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