Shutting Down The System - PerkinElmer aanalyst 200 User Manual

Shutting Down The System

NOTE: In an emergency, switch off the spectrometer using the operational on/off switch behind the front
door or use the emergency flame off switch (see page 8-32). The flame is automatically
extinguished and the gases shut down in a safe sequence.
Shutting off the Flame
1. With the flame still burning, aspirate the correct rinsing solutions to rinse the burner system.
Either aspirate the solutions manually or use the flame autosampler.
2. Touch the Flame tab to display the Flame page.
3. Touch the Flame On/Off switch.
4. The system uses a predetermined shutdown sequence to extinguish the flame safely.
NOTE: If a nitrous oxide flame is shut down, the system will switched to an air acetylene flame and wait
approximately two seconds before automatically extinguishing the flame.
5. Shut down the gases to the spectrometer at the source.
6. Touch the Bleed Gases button to depressurize the gas lines.
Shutting off the Spectrometer
1. Switch off the spectrometer at the operational on/off switch on the front panel.
2. Switch off any accessories.
3. Empty the burner drain vessel.
NOTE: Dispose of hazardous or corrosive solutions properly and refer to your local safety regulations
for proper disposal procedures.
AAnalyst 200 User's Guide
8-31