ABB PGC2000 Operation And Service Manual page 9

Oven Temperature is Greater Than T-Rating ................................................................................... 6-16
Reasonableness ................................................................................................................................ 6-16
AC Zero Crossing Loss ..................................................................................................................... 6-17
Over Temp Trial Test Fail .................................................................................................................. 6-18
Controller Housing Internal Temperature Greater Than 80 Degrees C ............................................ 6-18
Set Point Unacceptable ..................................................................................................................... 6-19
Reconfiguration Failure ..................................................................................................................... 6-19
Out of Control .................................................................................................................................... 6-19
Open or Shorted Heater .................................................................................................................... 6-20
Blown Fuse, AC Conditioning Board ................................................................................................. 6-20
Low Oven Temperature ..................................................................................................................... 6-21
High Oven Temperature .................................................................................................................... 6-21
Programmed Oven Temperature Not Cooling or Slow to Cool ......................................................... 6-21
OUTPUT PROBLEMS ............................................................................................................................. 6-22
Printer Not Generating Report ........................................................................................................... 6-22
Trend Output Not Functioning Correctly ............................................................................................ 6-22
Digital PCB Malfunction ..................................................................................................................... 6-22
No Recorder Output .......................................................................................................................... 6-22
No Analyzer Keypad Response ......................................................................................................... 6-23
LOCOM PCB Symptoms and Possible Causes ................................................................................ 6-24
Flame Out LED On ............................................................................................................................ 6-24
Flame Will Not Ignite (FID) ................................................................................................................ 6-24
Flame Will Not Ignite (FPD) ............................................................................................................... 6-24
Low Carrier Pressure Hardware Alarm ............................................................................................. 6-25
Low Sample Flow Hardware Alarm ................................................................................................... 6-25
Loss of Purge Air ............................................................................................................................... 6-25
Stream Not Selected ......................................................................................................................... 6-26
Analyzer Will Not Power Up (X-Purge) .............................................................................................. 6-26
ELECTRONIC PRESSURE CONTROL TROUBLESHOOTING ............................................................. 6-28
CONTROLLER PROBLEMS.................................................................................................................... 6-29
Input Power ........................................................................................................................................ 6-29
Power Distribution.............................................................................................................................. 6-30
Poor Display Contrast ........................................................................................................................ 6-31
ALARMS ................................................................................................................................................... 6-31
Sensors Active ................................................................................................................................... 6-33
Sensors Held ..................................................................................................................................... 6-33
Component High ................................................................................................................................ 6-33
Component Low................................................................................................................................. 6-34
Clock Error ......................................................................................................................................... 6-34
TCF Error ........................................................................................................................................... 6-34
Post Analysis Error ............................................................................................................................ 6-35
Communications Error ....................................................................................................................... 6-36
Pressure Board .................................................................................................................................. 6-36
Temperature Board ........................................................................................................................... 6-37
Raw Chromatogram Storage ............................................................................................................. 6-39
Alarm Mask ........................................................................................................................................ 6-39
Alarm Common Output Connections ................................................................................................. 6-42
Alarm Common Output Checks ......................................................................................................... 6-42
2000-OSM, F1
TABLE OF CONTENTS (continued)
Title Page
vii