Thermo Scientific Omni FTIR Multi Gas CEMS, Instruction Manual

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Preventive Maintenance and Servicing
Maintenance for the Sample Probe
5-8 Omni FTIR Multi Gas CEMS Instruction Manual Thermo Fisher Scientific
2. Shut down the probe by turning off the Probe circuit breaker on the
breaker box. Allow the probe components to cool for at least 1 hour
before proceeding.
3. Open the two pressure clamps that secure the probe protection shield
to the probe assembly. Remove the probe protection shield and set it
aside.
4. Turn the “T” handle approximately 1 turn counterclockwise. Loosen
the small bar handle behind it, enough to flip the retaining clamp out
of the way. Grasp the “T” handle and firmly pull the filter housing lid
assembly out of the filter housing (
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Figure 5–1. Probe Assembly
5. Unscrew the knurled filter lock screw from the end of the filter housing
lid assembly. Remove the filter element, the 3 graphite gasket filter
element seals, the retaining washer, and the graphite gasket lid seal from
the assembly. Properly dispose of the used filter element and the
graphite gasket lid seal (
Figure 5–2 ).