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I observed that our purge valve is working slowing, When we stroke the valve, the movement is very slow compare to the other purge valve. The timing for mark VI is 8 seconds but more than 15 seconds. The purge valve is closing at 21 seconds there by causing the unit to run on Extended lean lean...

We are having serious issue with our GE frame 9E gas turbine, we are having high vibration on #1 bearing, BB1 and BB2 giving high vibration @ 65% speed (1800RPM), The issue started when we did alignment on the machine, so it was concluded that the accessory gear box bearing was bad, it left idle...

We are running GE mark vi, our gas turbine has been down for more than one year, we fixed it last week, we run the machine to full speed but the IGV did not, we try forcing the logic from mark VI but there was no respond. We have change the servo coil, still no respond. Please can somebody help...

We are having serious issue with our Ingersoll Rand Air Compressor machine. After delivery the required pressure the machine goes off, when the pressure is low,it doesn't come up on Auto. What could be the likely cause.

What is thrust bearing and where it is located in GE gas turbine

How do i troubleshoot synchronization failure? Our GE frame 9E gas turbine failed to synchronize, though the permissive is there but it can't synchronize. What should i do.