Control.com - Nerds in Control
GE Frame 7EA flameout/trip oil problem
New Replies:
Dear SMD,
thanks for the update to your problem. Please keep up with the information, it is...
Stephen,
I am still trying to get my head around your trip oil system, I wish I had a oil...
We have in our gas turbine frame 7E a problem of failure to start due to starting clutch disengage.
New Replies:
I have assisted with installations of the SSS clutch on some older Frame 5 units replacing the...
What are conditions for IBH Operation? What is impact of system frequency on its operation? did low frequency limit/restrict the IBH to remain close? and what is the impact of climate/atmospheric temperature with IBH.
New Replies:
Dear SB,
typically the operation of IBH based on the position of the inlet guide vanes. This...
why we are heat gas in 7fa while not heat gas in 7EA machine?
New Replies:
Dear hulaimi, actually some 7EA machines do have heated fuel, but not as many as the 7FA machines.
...
Migrating from Mark VI running on XP to Mark VI on Windows 7.
New Replies:
Dear GJRS,
I am running Toolbox and Cimplicity on a VM with no problems, basically created a VM...
Having an intermittent alarm on HMI for GE Mark VI. It is as follows: "loss of DC power to DGP trip circuits"
New Replies:
Dear Max,
thanks for the feedback. I will look forward to more information from you as you dig...
Dear Madmax, it would be most helpful, and allow us to help you best, if you can provide as much...
gas control fault shows in the alarm section of mark 4 gas turbine
New Replies:
Dear Wahidul,
It is difficult to assist you since I cannot view the your logic exactly as it is...
Dear Wahidul,
After reading CSA's post I reviewed my MKIV elementaries and I think the last...
Dear Wahidul,
this is a very interesting problem you are encountering. I have reviewed some old...
what determines eoh and eh counter reading?
New Replies:
Dear Sandy,
Mohamad did a very nice job of presenting some factors for calculating equivalent...
9FA manhole to no.2 bearing
New Replies:
Dear Kamel,
I agree it sounds very similar to a 7FA(I think the 9FA is a little bigger) as far...
Dear kamel,
a picture would be worth a thousand words in this case.
I am not familiar with...
Is it recommended not to crank cool a 7 FA Gas Turbine too many times. We do a lot here for maintenance. Is there a limit?
New Replies:
Tom, I do not think there is a black and white answer to your question. This topic has been...
replacing vcmi without trip
New Replies:
Dear Lee YJ,
first off it would be helpful if you provide more information as the the turbine or...
TMR Mark VI does not reach its normal "Control" state
New Replies:
Dear Lekie,
I would suggest using your toolbox software to look at diagnostics for "T"...
Ex2000. Fault 417 LARCTAFL
New Replies:
Dear Voyager2,
sorry but I have been busy with other tasks. I am not sure which configuration...
Dear Voyager2,
I do not know the EE's to check right off hand, I will do some looking at files...
Voyager2,
yes I would say that it is possible that if you downloaded the file from another EX2K...
Dear Voyager,
I am not really sure how this fault is related to your recent download, but...
A strange behavior of modbus TCP/IP communication on MKVI HMI,
New Replies:
Dear attali abdelkrim, as CSA asked "When did this problem start?". You anwered after...
GTC starting system fail to continue during acceleration mode
New Replies:
Dear islaahi78,
thank you for the feedback and I am glad that your issue has been resolved....
My only suggestion would be to check the adjustment of the proximity switch for the SSS clutch, if...
Frequency Response with Remote Control (Mark V)
New Replies:
First of all to CSA, thank you for the MVP Kudos, I'll try not to let it go to my head.
To Sean,...
Sean,
I am going to chime in a bit, but most likely not answer all your questions, but at least...
We had a Leak problem on Load Gear Reducer of Gas Turbine 6B GE supplied.
New Replies:
Dear EserBP,
I am not very familiar with the 6B units but will offer these suggestions and...
How to check compressor Blow Off Valve
New Replies:
Dear Paragkumar,
I am not suggesting that it is a good idea to continue running with compressor...
Differences between 7FA & 7FB
New Replies:
Ken
the key difference is higher output obviously. This being achieved by a higher compressor...
L63ET1H alarm occurred on one of our GTs
New Replies:
Dear Mark V,
that sounds like the most logical way to handle the situation, minimizing the risk,...
Dear Mark V,
typically there are two exhaust pressure switches and possibly a transmitter to...
need help on EX2K
New Replies:
Dear Jose,
sorry but I cannot send the manuals by email. On the Controls Connect site I just...
Dear Jose,
I would suggest you review the EX2K manuals GEH-6120 and GEH-6121. If you do not...
bleed valve limit switches
New Replies:
Dear Sandy,
I do not think you can assume that just because the compressor bleed valves are...
EX2000 lost communication with Mark VI
New Replies:
Dear Ali,
I would be looking at the ACNA board and all the coaxial cables from the ACNA board to...
Does anyone have, or know where a list of all EX2000 Fault Codes can be found?
New Replies:
Dear GEWannabe,
GEH-6121 is the Startup, Adjustment,and Troubleshooting guide for the EX2000 and...
L30CC alarm - Fire Protection system trouble
New Replies:
Dear MARK V,
it would be very helpful to others trying to help you if you provide specific...
Questions about gas leak test for frame 9FA DLN 2.6+
New Replies:
Dear JP,
I will be reviewing code I have for a newer 7FA. According to the code I have, I...
Dear JP,
Not all controller code is the same so this may not be 100% applicable to your unit....
Unit unable to maintain baseload control (droop) because of large grid swings (upto 51.8HZ on a nominal 50HZ grid system). Need a solution to keep unit stable when the grid frequency swings
New Replies:
Dear Mashll, I would suggest using the search feature of control.com to look for previous post...
from the Instrument & Control department...
Tripping Security of GE Frame 5 Gas Turbine on GCV Reference and Feedback DifferenceGCV Reference Command and Feedback Difference
New Replies:
Dear Mohsin Raza,
to add to MK6TA's comments. When a valve command vs actual position differs...
Setpoint required for 26BA-1 on Frame V Turbine
New Replies:
Dear DNA, no worries, glad to be of help....
Dear DNA, I am not sure exactly which switch you are looking for a setting on. The title of your...
how to use the proximitor page in mark 6?
New Replies:
Dear Kamel, I have to agree with comments from CSA. The only information I might add is this.
...
Dear Kamel,
My advice is to use the proximitor page of the HMI as just another "tool"...
I want to learn about L3CP contact. What is this contact? Thanks..
New Replies:
Dear Zihni.
Signal L3CP.
"L"=Logic not a hardware signal but logic.
"3"...
Runback occurring on GE 7FA dual fuel turbine operating on liquid fuel
New Replies:
Dear CSA,
I will not try to argue the operation of the droop logic with you, mainly because I...
Tom,
glad to hear those two units are still running, and your still stuck there!
As you well...
The alarm 379 ucp_ucc watchdog time outpops on the ex2000
New Replies:
Dear Olympas,
this alarm does not have a very good description in the manuals. This alarm...
Rule of thumb
Your use of this site is subject to the terms and conditions set forth under Legal Notices and the Privacy Policy. Please read those terms and conditions carefully. Subject to the rights expressly reserved to others under Legal Notices, the content of this site and the compilation thereof is © 1999-2013 Nerds in Control, LLC. All rights reserved.
Users of this site are benefiting from open source technologies, including PHP, MySQL and Apache. Be happy.
Fortune
The church is near but the road is icy; the bar is far away but I will
walk carefully.
-- Russian Proverb
