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MERCEM300Z · Operating Instructions · 8013255 V2.0 · © SICK AG
Scheduled Maintenance
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7.3
Maintenance work
7.3.1
Before commencing maintenance work:
Before beginning maintenance work, consider the following as applicable:
Set the maintenance signal (menu 1.1
Maintenance/Maintenance signal
).
Disable “Cyclic programs” by adjusting the clock (menu 2.3.4
Adjustment/Parameter/
Start time
).
7.3.2
Visual inspection
Device
●
Only the “
green
” LED on the operator panel may light and
no
measured value may
blink.
Otherwise: Press the <
Diag
> button for more information.
●
Perform a visual inspection of the device enclosures:
– Dryness
– Corrosion
– Unusual odor
– Unusual noises
●
Perform a visual inspection of the test gas generator CALSIC300 (option):
– Dryness
– Unusual odor
– Reaction solution fill level
Peripherals
●
Sampling and draining of sample gas, tubes: Condition.
●
Test gas supply: Condition, availability (use-by date), pressures.
●
If fitted: Purge gas supply: Condition, availability, pressures.
CAUTION:
Malfunction hazard
Use original SICK spare parts only.
NOTICE:
An open cabinet door results in measurement errors.
Open the cabinet door for a short time only.
The device requires up to 1 h after closing the cabinet door to attain stable
operation - depending on the external temperature.
