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System Check ................................................................................... 4-3
Ozone Loss Test ............................................................................... 4-3
Linearity Check ................................................................................ 4-5
Intercomparability Test .................................................................... 4-7
Calibration Procedure ......................................................................... 4-8
Connect the Instrument ................................................................... 4-8
Zero Adjust ...................................................................................... 4-9
Span Adjust ...................................................................................... 4-9
Additional Concentration Standards .............................................. 4-11
Calibration Curve .......................................................................... 4-11
Periodic Zero and Span Checks ......................................................... 4-12
Internal Ozonator Adjustment .......................................................... 4-14
Manual Calibration ........................................................................... 4-16
Adjust Background ......................................................................... 4-16
Adjust Span Coefficient.................................................................. 4-17
Reset Bkg to 0.000 and Span Coef to 1.000 ................................... 4-17
Zero/Span Schedule .......................................................................... 4-18
Next Time ..................................................................................... 4-18
Period ............................................................................................ 4-18
Zero/Span/Purge Duration Minutes .............................................. 4-18
Schedule Averaging Time ............................................................... 4-19
Background .................................................................................... 4-19
Zero/Span Ratio ............................................................................. 4-19
References ......................................................................................... 4-19
Maintenance ...................................................................................................... 5-1
Safety Precautions ............................................................................... 5-1
Fan Filter Inspection and Cleaning ..................................................... 5-1
Pump Rebuilding ................................................................................ 5-2
Leak Test ............................................................................................ 5-5
Optical Bench Cleaning ...................................................................... 5-6
Troubleshooting ................................................................................................ 6-1
Safety Precautions ............................................................................... 6-1
Troubleshooting Guide ....................................................................... 6-1
Servicing ............................................................................................................. 7-1
Safety Precautions ............................................................................... 7-1
Firmware Updates ............................................................................... 7-3
Replacement Parts List ........................................................................ 7-3
Fuse Replacement ............................................................................... 7-5
Filter Replacement .............................................................................. 7-6
Fan Replacement ................................................................................. 7-7
Measurement Side Removal and Replacing ......................................... 7-9
LCD Module Replacement ............................................................... 7-12
Contents
49iQ Instruction Manual
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Chapters
