9023927 - 2nd edition - May 2007
Page 27 of 72 Pages
Maintenance
Replacing the internal dust filter
— The internal dust filter can be replaced without interrupting the supply voltage.
●
Remove the cover of the Polytron 7500. To do this
1
gently pull apart the cover on both sides and
2
lift upwards.
●
Disconnect hose connections from the dust filter and connect to the new dust fil-
ter at the same position.
●
Refit the cover of the Polytron 7500.
— The Polytron 7500 is ready for use again.
Attention!
The measurement result that is displayed during the replacement is not
correct.
Attention!
When the unit is opened
,
there is the danger of scalding yourself on hot
parts of the Polytron 7500.
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