sewerin EX-TEC SNOOPER H, Руководство по эксплуатации

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4.0 4.0 4.0 4.0 4.0 Inspection, testing and maintenance Inspection, testing and maintenance Inspection, testing and maintenance Inspection, testing and maintenance Inspection, testing and maintenance
DVGW work sheet G 465/IV requires detectors to be inspected,
tested and maintained.
Sensitivity testing Sensitivity testing Sensitivity testing Sensitivity testing Sensitivity testing
may be necessary several times a day, according to G 465/I,
depending on the circumstances - particularly with gas detectors
used to monitor mains pipes.
Inspection Inspection Inspection Inspection Inspection
must be carried out up to six times a year, depending on frequency
of use - and at any rate at least once a year. The following items
must be tested:
l
detector condition
l
zero point
l
battery condition
l
sensitivity (with test gas)
l
intake channel
T T
T T
Test report est report
est report est report
est report
Test results must be recorded. A specimen form will be found on
the last page of this manual.
Servicing and maintenance Servicing and maintenance Servicing and maintenance Servicing and maintenance Servicing and maintenance
DVGW work sheet G 465/IV specifies that servicing and
maintenance of the detectors may be carried out only by the
following persons:
l
the SEWERIN Service Department or
l
an expert authorised by SEWERIN.
Servicing must be carried out at least once a year. The next
scheduled date must be entered on the inspection sticker attached
to the detector (month/year).
After servicing a certificate must be completed.