Air Products GASGUARD TE10, Installation, Operation And Maintenance Manual, Page: 11 / 196

Introduction
Revision
–September 2009
Page i - ix
8.7 Password Security .......................................................................................... 8-23
8.8 System Configuration .................................................................................... 8-23
Section 9: Troubleshooting .............................................................................................. 9-1
9.1 Troubleshooting the Controller ...................................................................... 9-2
9.1.1 System Off, No Display on Controller ....................................................... 9-2
9.1.2 Incorrect Analog Value on Display ............................................................ 9-3
9.1.3 Digital Input Not Working .......................................................................... 9-3
9.1.4 Valve Does Not Open ................................................................................. 9-4
9.1 System Shut Down, No Lights on Controller ................................................ 9-4
9.2 No or Low Purge Gas Pressure ...................................................................... 9-5
9.3 No or Low Purge Gas Flow ........................................................................... 9-5
9.4 No or Low Process Gas Pressure ................................................................... 9-6
9.5 No or Low Process Gas Inlet Flow ................................................................ 9-6
9.6 Typical Alarms .............................................................................................. 9-7
9.6.1 Excess Flow ................................................................................................ 9-7
9.6.2 Low Pneumatic Supply Pressure ................................................................ 9-7
9.6.3 Low Branch Delivery Pressure or Very Low Branch Delivery
Pressure ................................................................................................................ 9-8
9.6.4 High Branch Delivery Pressure or Very High Branch Delivery
Pressure ................................................................................................................ 9-8
9.6.5 Low Process Inlet Pressure or Very Low Process Inlet Pressure ....... 9-9
9.6.6 High Process Inlet Pressure or Very High Process Inlet Pressure
............................................................................................................................. 9-9
9.6.7 Low Purge Inlet Pressure or Very Low Purge Inlet Pressure ...................... 9-10
9.6.8 High Purge Inlet Pressure or Very High Purge Inlet Pressure .................... 9-10
9.6.9 High Vent or Very High Vent Pressure ...................................................... 9-10
9.6.10 Low Vacuum Generated ........................................................................... 9-11
Section 10: Maintenance .................................................................................................. 10-1
10.1 Warranty ...................................................................................................... 10-1
10.2 Routine Maintenance ................................................................................... 10-2
10.3 Safety Interlock Maintenance ...................................................................... 10-6
10.4 Emergency Shutdown .................................................................................. 10-7
Section 11: System Specific Information ..................................................................... 11-1
11.1 System Specifications .................................................................................. 11-3
11.2 AP3 Recommended Spare Parts .................................................................. 11-5
11.2.2 Distribution System Recommended Mechanical Spare Parts ........ 11-6
11.3 Program Logic Chart.................................................................................... 11-8
Appendix A ...................................................................................................................... A-1
Appendix B ...................................................................................................................... B-1
Appendix C ...................................................................................................................... C-1