Thermo Scientific Vanquish VH-D10 Operating Manual page 7

6 Operation................................................................................... 83
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
6.9
6.10 Shutting Down the Device ................................................................................. 106
7 Maintenance and Service ......................................................... 111
7.1
7.2
7.3
7.4
7.5
7.6
Diode Array Detectors (VH-D10)
Operating Manual
Introduction to this Chapter ................................................................................ 84
Safety Guidelines for Operation........................................................................... 85
Control Elements ................................................................................................. 86
6.3.1 Keypad...................................................................................................... 86
6.3.2 Status Indicators....................................................................................... 87
Power On/Off Control.......................................................................................... 89
Preparing the Device for Operation..................................................................... 90
Turning On the UV Lamp...................................................................................... 92
Guidelines for Use of Flow Cells........................................................................... 93
Important Operating Parameters ........................................................................ 96
Optimizing the Performance of the Device........................................................ 100
6.9.1 Guidelines for Optimum Performance ................................................... 100
6.9.2 Overview of Optimization Parameters................................................... 101
6.9.3 Selecting the Data Collection Rate ......................................................... 101
6.9.4 Selecting the Response Time and Peak Width ....................................... 102
6.9.5 Optimizing the Bandwidth and Slit Width Settings ................................ 102
6.9.6 Selecting the Reference Wavelength and Bandwidth............................ 104
6.10.1 Short-Term Shutdown (Interruption of Operation) ............................... 106
6.10.2 Long-Term Shutdown............................................................................. 107
6.10.3 Restart after Long-Term Shutdown........................................................ 109
Introduction to Maintenance and Service ......................................................... 112
Safety Guidelines for Maintenance and Service ................................................ 113
7.2.1 General................................................................................................... 113
7.2.2 Flow Cells................................................................................................ 115
General Rules for Maintenance and Service...................................................... 116
Routine and Preventive Maintenance ............................................................... 117
7.4.1 Maintenance Plan .................................................................................. 117
7.4.2 Cleaning or Decontaminating the Device............................................... 117
7.4.3 Predictive Performance.......................................................................... 119
Performing a Wavelength Validation and Wavelength Calibration ................... 120
Replacing the Lamp............................................................................................ 122
Contents
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