7. MAINTANCE
7.1 Vacuum at least every six months to keep unit working efficiently by firstly turning off
the mains supply and vacuuming through the vents during one minute using a soft brush attachment
or using another compressor of 0,5-3 kg/cm
2
.
7.2 Then test detectors for proper operating. If the detector is detached from the base then
the test should be made according to p.6.2.
7.3 The test should be made by inserting a tester-pin into the hole on the detector’s cover.
The red LED will be lit when the detector operates properly, and the control panel will issue the
alarm signal.
8. GUARANTEE
8.1 The detector is warranted by the manufacturer for 18 months upon the date of the
detector’s commissioning but not more than for 30 months from the date of approval by the
manufacturer’s quality control department.
8.2 The manufacturer shall repair or replace detectors within the guarantee term provided
that the rules of installation, timely maintenance, transportation and storage of detectors have been
kept.
8.3 In the case faults according to a reclamation have been removed the guarantee term is
prolonged for the while detectors were not in use because of faults.
