9 Maintenance
9.1 Leak tightness check during initial startup
1. Perform the leak tightness check when the device is running.
WARNING
Risk of burns on hot cell
The cell is very hot (approx. 200 °C).
For the leak tightness check, the line on the sample gas outlet must be unscrewed
when the cell is hot.
b
Use heat-resistant gloves.
b
Use heat-resistant tool.
1. Start program Maintenance/Maintenance Sys./Leakage Test .
2. Wait until message “Close outlet - discon. purge” appears.
Figure 115: Sample gas outlet (inside
view)
1
Sample gas outlet
Figure 116: Sample gas outlet (out‐
side view)
1
Sample gas outlet at bottom
rear of the housing
Figure 117: Sample gas outlet - cell
1
Sample gas outlet on cell
Figure 118: Analyzer module - Con‐
nections
1
Rear (thin) flush air line
2
Instrument air valve (shown
"open")
3. On Analyzer module: Disconnect rear purge air line (press ring to do so).
MAINTENANCE
9
8017585/YXD9/V3-1/2017-05 | SICK T E C H N I C A L I N F O R M A T I O N | MARSIC300
75
Subject to change without notice
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