Hach DR 6000 - Page 7

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Table of contents
6.7 System Checks............................................................................................................................... 115
6.7.1 Instrument Information........................................................................................................... 116
6.7.2 Update the instrument software.............................................................................................116
6.7.3 Optical Checks....................................................................................................................... 116
6.7.3.1 Verification kit................................................................................................................ 116
6.7.3.2 Wavelength check.........................................................................................................118
6.7.3.3 Stray Light Check.......................................................................................................... 119
6.7.3.4 Absorbance Check........................................................................................................119
6.7.3.5 Noise Check.................................................................................................................. 120
6.7.3.6 Drift Check .................................................................................................................... 121
6.7.4 AQA - Analytical Quality Assurance....................................................................................... 122
6.7.4.1 AQA Standard configuration ......................................................................................... 122
6.7.4.2 AQA Addition ................................................................................................................ 124
6.7.4.3 Multiple Determination ..................................................................................................124
6.7.4.4 Dilution.......................................................................................................................... 125
6.7.4.5 Performing AQA measurement..................................................................................... 125
6.7.4.6 Pipette check ................................................................................................................ 126
6.7.5 Instrument backup ................................................................................................................. 127
6.7.6 Service menu......................................................................................................................... 128
6.7.7 Service time........................................................................................................................... 128
6.7.8 Lamps operating time ............................................................................................................ 129
6.8 Toolbar............................................................................................................................................ 129
6.8.1 Log on.................................................................................................................................... 129
6.8.2 Sample ID.............................................................................................................................. 130
6.8.3 Timer...................................................................................................................................... 130
6.8.4 AQA .......................................................................................................................................130
6.8.5 Trends.................................................................................................................................... 131
6.8.6 Carousel insert....................................................................................................................... 131
6.8.7 LINK2sc ................................................................................................................................. 131
6.8.8 DR 6000 website.................................................................................................................... 131
Section 7 Maintenance....................................................................................................................... 133
7.1 Cleaning requirements.................................................................................................................... 133
7.1.1 Spectrophotometer ................................................................................................................ 133
7.1.2 Display................................................................................................................................... 133
7.1.3 Cuvettes/cells......................................................................................................................... 134
7.2 Lamp replacement.......................................................................................................................... 134
7.2.1 Open the lamp compartment .................................................................................................134
7.2.2 Change halogen lamp............................................................................................................ 135
7.2.3 Change deuterium lamp (UV)................................................................................................136
7.3 Maintain and replace filter pad........................................................................................................ 137
7.4 Replace fuses.................................................................................................................................138