Figure 5-9. Locating The Laser Assembly - Thermo Scientific Omni FTIR Multi Gas CEMS Instruction Manual

Preventive Maintenance and Servicing
Maintenance and Servicing of the FTIR Analyzer Components
5-20 Omni FTIR Multi Gas CEMS Instruction Manual
analyzer. Be sure to note or mark their locations to facilitate re-
connection if needed.
3. Disconnect the purge air line from the bottom rear of the analyzer by
pressing the quick disconnect latch on top of the fitting (until you hear
a click) and pulling it out. The purge air line is connected to the right
side fitting labeled "Purge In".
4. Using the 3/32-inch hex wrench, remove the analyzer rear panel by
removing the 4 mounting screws. Be careful to support the panel, as it
drops free of the analyzer when all of the screws are removed. Be careful
not to unplug or damage any cables connected to the inside or outside
of the panel.
5. Locate the laser assembly inside the analyzer and then unplug the laser
power supply cable from the power distribution cable
Figure 5–9. Locating the Laser Assembly
6. Unhook the spring clamps that secure the laser tube. The laser tube is
held in position with 2 springs and an alignment pin. Release the
spring clamps by pushing down on the clamp release hooks near the
bottom of the analyzer compartment
(Figure
(Figure 5–10).
Thermo Fisher Scientific
5–9).