ABB PGC5000C — Smart Oven Series
Process GC troubleshooting: sampling, carrier stability, oven control, valves, and communications.
Safety: follow site procedures for hazardous gases.
Isolate, depressurize, and leak test after maintenance.
Recommended Troubleshooting Flow
1) Check alarms + last good run
2) Verify carrier pressure stability (no hunting)
3) Verify sample conditioning (dry gas, clean filters)
4) Confirm oven temperature stable at setpoint
5) Verify valve switching; instrument air clean/dry