Contents PCA4.22 User Na me Screens ................................................................ 4-284.23 Saving Test Data .................................................................... 4-294.24 Printing Test Data .................................................................. 4-304.25 Clear Memory Screen ............................................................. 4-324.26 Resetting the Microprocessor ................................................. 4-325.0 CALIBRATION .................................................................................. 5- 15.1 Sensor Check .............................................................................. 5-15.2 Calibration Fixtures ................................................................... 5-25.3 Calibrate Menu Screen ............................................................... 5-35.4 Calibrate TS-Zero ....................................................................... 5-45.5 Calibrate TS-Span ...................................................................... 5-55.6 Calibrate TA-Zero ....................................................................... 5-65.7 Calib rate TA-Span ...................................................................... 5-75.8 Calibrate NX ............................................................................... 5-85.9 Calibrate CO ............................................................................... 5-95.10 Calibrate Draft ........................................................................ 5-116.0 MAINTENANCE ................................................................................ 6- 16.1 Routine Maintenance ................................................................. 6-16.2 Disassembly ................................................................................ 6-26.3 Cleaning the Probe ..................................................................... 6-46.4 Water Trap/Fil ter Assembly Maintenance ................................ 6-56.5 Replacing the Particulate Filter ................................................ 6-66.6 Replacing the Oxygen Sensor .................................................... 6-76.7 Replacing the Nitric Oxide Sensor ............................................ 6-86.7.1 Replacing the Nitric Oxide Sensor Filter ....................... 6-86.7.2 Replacing the Nitric Oxi de Sensor Bias Battery ........... 6-96.8 Replacing the Carbon Monoxide Sensor .................................. 6-106.8.1 Replacing the Carbon Monoxide Sensor Filter ............ 6-116.9 Replacing the Pump Assembly ................................................ 6-127.0 TROUBLESHOOTING ..................................................................... 7- 17.1 Analyzer Repair .......................................................................... 7-17.2 Error Codes ................................................................................. 7-27.3 Troubleshooting Guide ............................................................... 7-38.0 PARTS & SERVICE .......................................................................... 8- 18.1 Replacement Parts ...................................................................... 8-18.2 Accessories .................................................................................. 8-28.3 Service Centers ........................................................................... 8-6APPENDIX A – Display Screen Translations ..................................... A - 1APPENDIX B – Printout Translations ................................................. B- 1ii Instruction 0024-9219