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Thermo Fisher Scientific
Ambient Temperature...................................................................... 3-3
O
Lamp Temperature ..................................................................... 3-3
3
Permeation Oven Temperature ........................................................ 3-3
Pressure............................................................................................ 3-3
Photometer Bench Temperature ...................................................... 3-3
Photometer Lamp Temperature ....................................................... 3-3
Photometer Intensity........................................................................ 3-3
Service Menu ...................................................................................... 3-3
Flow Control Selection .................................................................... 3-3
Calibration Pressure/Temperature.................................................... 3-3
Zero Flow Calibration...................................................................... 3-3
Gas Flow Calibration ....................................................................... 3-3
Pressure Calibration ......................................................................... 3-3
Ambient Temperature Calibration ................................................... 3-3
Bench Temperature Calibration ....................................................... 3-3
Analog Output Calibration .............................................................. 3-3
Analog Input Calibration ................................................................. 3-3
Permeation Oven Settings ................................................................ 3-3
Lamp Setting.................................................................................... 3-3
Intensity Check................................................................................ 3-3
O
Response Coefficient................................................................... 3-3
3
Display Pixel Test ............................................................................ 3-3
Restore User Defaults....................................................................... 3-3
Password ............................................................................................. 3-3
Set Password .................................................................................... 3-4
Lock Instrument ................................................................................. 3-4
Change Password ................................................................................ 3-4
Remove Password................................................................................ 3-4
Unlock Instrument.............................................................................. 3-4
Calibration.......................................................................................................... 4-1
Mass Flow Controllers ........................................................................ 4-1
Photometer Calibration....................................................................... 4-1
Calibration Using a Model 49i PS.................................................... 4-1
Ozonator Control Check .................................................................... 4-1
Preventive Maintenance ................................................................................. 5-1
Safety Precautions ............................................................................... 5-1
Replacement Parts............................................................................... 5-1
Accessing the Service Mode................................................................. 5-1
Outside Case Cleaning........................................................................ 5-1
Fan Filter Inspection and Cleaning ..................................................... 5-1
Photometer Cleaning .......................................................................... 5-1
Monitoring Detector Frequency and Noise......................................... 5-1
Capillary Service.................................................................................. 5-1
Contents
Model 146i Instruction Manual
vii
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Troubleshooting
