INFICON Ecotec E3000 Multigas-Sniffer-Leak Detector - Manual (Page 68)

68
8 Maintenance
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8.2.1 Replacing the air filter of the main unit
The air filter is inside a duct that is accessible from the bottom of the device. The duct is
closed with a cover plate. The cover plate is held in place with a 3-mm hexagon socket
screw.
1 Remove the sniffer line and the ECO-Check from the main unit.
2 Place the main unit with the front panel on a soft surface.
3 Loosen the screw of the cover plate until you can rotate the cover plate to the side.
Fig. 46: Loosening the air filter cover
4 Pull out the air filter and replace it with a new one.
Fig. 47: Air filter in the air filter duct
Danger to life due to electric shock
Inside the device there are voltages of considerable magnitude. Touching parts where
electric voltage is applied can result in death.
► Disconnect the device from the power supply prior to any maintenance work. Make
sure that the electric power supply cannot be reconnected unauthorized.
Material damage from rotating parts
The turbo molecular pump requires 5 minutes to power down.
► Allow the turbo molecular pump to power down before any maintenance work is
performed or before moving the device.