Form creation date: 01.04.2008 - SpKa
Document creation date: 03.10.2019- RC
14/21
5
MAINTENANCE AND PERIODICAL CALIBRATION
For a proper operation and good reliability of the device, QED Environmental Systems Limited
suggests to control and calibrate the instrument periodically, and at least, once a year.
It is reminded that QED Environmental Systems Limited releases a calibration certificate (ISO 9001)
after each instrument calibration.
6
WARRANTY
The device is guaranteed against production defects according to law.
During warranty, QED Environmental Systems Limited will repair every defect in fabrication.
Warranty does not cover damages if the device has been used improperly. Warranty will lose validity if
repairs are not completed by QED Environmental Systems Limited or an authorized service distributor.
This guarantee is valid in all countries where QED Environmental Systems Limited and/or an authorized
agent are distributing RIVELGAS.
QED Environmental Systems Limited gives no warranty on the
instrument calibration.
IMPORTANT
Please read the instructions carefully before using the instrument to make it work perfectly. No guarantee is granted if the device is not
handled according to the instructions written in this manual. QED Environmental Systems Limited is at your disposal for any further
information you may want concerning use and maintenance of the instrument.
PLEASE NOTE
QED Environmental Systems Limited is constantly committed to develop and improve its products, thus accepts no liability for technical
modifications carried out without notice. For the same reason we take no responsibility for rightness of information and images in this manual.
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