6.4.5 CO-CO
2
Converter Check ......................................................................................................... 151
6.4.6 Sintered Filter/Orifice Replacement ....................................................................................... 152
6.4.7 Trim Pot Tuning Procedure ..................................................................................................... 153
6.4.8 Clean Pneumatics .................................................................................................................... 154
6.4.9 Pressure Sensor Check ............................................................................................................ 154
6.5 Bootloader .............................................................................................................................................. 155
6.5.1 Display Help Screen ................................................................................................................. 155
6.5.2 Communications Port Test ...................................................................................................... 155
6.5.3 Updating Firmware ................................................................................................................. 155
6.5.4 Erase All Settings ..................................................................................................................... 156
6.5.5 Start Analyser .......................................................................................................................... 156
7. Troubleshooting ................................................................................................................... 158
7.1 Flow Fault ............................................................................................................................................... 162
7.2 Noisy/Unstable Readings ........................................................................................................................ 163
7.3 Cell Temperature Failure ........................................................................................................................ 164
7.4 Mirror Temperature Failure .................................................................................................................... 165
7.5 USB Memory Stick Failure....................................................................................................................... 166
7.6 Ecotech Service Support Files ................................................................................................................. 167
8. Optional Extras..................................................................................................................... 170
8.1 Dual Sample Filter (PN: E020100) ........................................................................................................... 170
8.2 Network Port (PN: E020101)................................................................................................................... 170
8.2.1 Hardware Setup ...................................................................................................................... 171
8.3 Rack Mount Kit (PN: E020116) ................................................................................................................ 171
8.4 Internal Pump (PN: E020107) ................................................................................................................. 175
8.4.1 Hardware Setup ...................................................................................................................... 175
8.4.2 Internal Pump Additional Components ................................................................................... 176
8.4.3 Internal Pump Removed Components .................................................................................... 176
8.4.4 Pressure Calibration Internal Pump Option ............................................................................ 176
8.4.5 Flow Calibration ...................................................................................................................... 177
8.4.6 Internal Pump Leak Check ....................................................................................................... 177
8.4.7 Pump Control .......................................................................................................................... 177
8.5 Metric Fittings Kit (PN: E020122) ............................................................................................................ 177
8.6 High Pressure Zero/Span Valves ............................................................................................................. 177
8.7 Trace Level Instrument (PN: E020127) ................................................................................................... 178
8.7.1 Trace Specifications ................................................................................................................. 178
8.7.2 Measurement .......................................................................................................................... 178
8.7.3 Precision/Accuracy .................................................................................................................. 178
8.7.4 Calibration ............................................................................................................................... 178
8.7.5 Trace setup .............................................................................................................................. 179
8.7.6 Trace Operation ...................................................................................................................... 179
8.7.7 Trace Default Values ............................................................................................................... 180
8.7.8 Trace Calibration Guidelines ................................................................................................... 180
8.7.9 Trace Service and Maintenance .............................................................................................. 181
8.8 External CO
2
Sensor (PN: E031014) ........................................................................................................ 182
8.8.1 Introduction ............................................................................................................................ 182
8.8.2 Specifications .......................................................................................................................... 182
8.8.3 Equipment Required ............................................................................................................... 183
8.8.4 Installation .............................................................................................................................. 183