Replacing The Humidity Indicator; Figure 5-4. Replacing The Desiccant - Thermo Scientific Omni FTIR Multi Gas CEMS Instruction Manual

Replacing the
Humidity Indicator
Thermo Fisher Scientific
Figure 5–4. Replacing the Desiccant
5. Remove the desiccant packet from the desiccant cage and discard it.
Place the new desiccant packet into the desiccant cage.
6. Using the 3/32-inch hex wrench, re-install the front panel with the
mounting screws, taking care to support the panel until the screws are
in place. Be careful to place all wiring and cables completely inside the
analyzer to avoid damaging them.
7. Power up the FTIR analyzer by turning on the FTIR circuit breaker on
the breaker box.
8. Slide the FTIR drawer back into the rack, then use the Phillips
screwdriver to re-install the FTIR cover panel and its mounting screws
to complete the procedure.
Use the following procedure to replace the humidity indicator, which is
located on the left side panel of the FTIR analyzer. If the indicator is pink,
the desiccant and the humidity indicator need to be replaced.
Equipment Required:
Phillips screwdriver
Humidity indicator
1. Using the Phillips screwdriver, remove the FTIR cover panel in the
front of the system rack. Slide the FTIR drawer out of the rack to gain
access to the analyzer.
Preventive Maintenance and Servicing
Maintenance and Servicing of the FTIR Analyzer Components
Omni FTIR Multi Gas CEMS Instruction Manual 5-13