Maintenance Tips; Fine Dust Filter - Ecom EN3 Operating Instructions Manual

11. Maintenance Tips

To secure the accuracy of your measuring instrument we recommend the annual check by an
authorized ecom partner.
WARNING If sensors from other manufacturers are used, the TüV approval of the
instrument expires.
WARNING Service made by service centres non-authorised by ecom GmbH will result in a
complete and immediate loss of any warranty!
Hint
In the case of strong use (e.g. permanent several hours of measurement per
day, rough conditions etc.) shorter intervals between checks should be
selected.
The following components should be checked every time the instrument is used:

11.1 Fine dust filter

Hint
Change the fine dust filter once the filter has a grey colour.
the soot comparison scale.
ecom-EN3
Use only sensors from ecom or from an ecom authorized service
centre.
Have service work performed only by ecom or by ecom
authorized service centre.
Please contact your ecom partner. All ecom partners are listed
under www.ecom.de.
Procedure for testing:
1. Unscrew the cap.
2. Check the condition of the particle filter.
3. Replace the cap.
Replace the fine dust filter if the filter has a gray colour of 2 ... 3 on
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