MicroSAM
Operating Instructions, 06/2012, C79000-G5376-C560-07
77
Service and maintenance
6
6.1 Maintenance of analysis module
6.1.1 Removal of analysis module
Procedure
WARNING
Explosion hazard
If the gas chromatograph is mounted in a hazardous area, observe the explosion
protection regulations.
Before opening the housing in the hazardous area, switch off the power supply and then
always wait for at least 65 minutes.
Following the waiting time:
– When the surface temperatures inside the gas chromatograph have cooled down to
a temperature corresponding to temperature class T4.
– When the electric charge on the internal components has dropped to a voltage
permissible for explosion protection.
1. Loosen the 1.5-mm hexagon socket-head bolt ③ in the top cover ② by two complete
turns.
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