iii5.6.5 View Logged Data in Graph Mode ................... 5-255.6.6 Exporting Data to a Text File ............................ 5-295.6.7 Exporting Graphics to a File.............................. 5-305.6.8 Printing Logged Data......................................... 5-315.7 Installing Datalog Capability................................... 5-325.8 Upgrade the Firmware............................................. 5-346. THEORY OF OPERATION...................................6-17. MAINTENANCE.......................................................7-17.1 Battery Charging and Replacement.......................... 7-17.2 PID Sensor & Lamp Cleaning /Replacement............ 7-47.3 Sampling Pump ......................................................... 7-77.4 Turning on the UV Lamp.......................................... 7-98. TROUBLESHOOTING ...........................................8-18.1 Special Diagnostic Mode .......................................... 8-28.2 Troubleshooting Table ............................................ 8-10APPENDIX A. QUICK REFERENCE GUIDE......... A-1APPENDIX B. REPLACEMENT PARTS LIST.......B-1APPENDIX C. TECHNICAL NOTES ........................C-1APPENDIX D. APPLICATION NOTES ....................D-1APPENDIX E. LITERATURE REQUEST................ E-1APPENDIX F. REQUEST FOR RETURNAUTHORIZATION FORM...................................... F-1Main Contact Numbers ..................... Outside Back Cover