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BA315001-en
19 Blow air into the sampling tubing in the direction of the probe.
20 Insert the sampling tubing.
21 Close the servicing hatches.
22 Switch the unit on and perform a leaktightness test.
9.7
Water Extractor: Changing the O-Ring
1 Fully unscrew the knurled screw to remove the cover of the water extractor.
2 Remove the O-ring. Important: Do not use a hard tool with sharp edges. Risk
of damage!
3 Clean the O-ring groove with a lint-free cloth, as required.
4 Insert the new O-ring into the groove.
5 Put the cover of the water extractor back on and tighten the knurled screw
until the edge of the cover makes contact with the surface. The screw then
needs to be turned further, by one quarter of a rotation.
6 Switch the unit on and perform a leaktightness test.
