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  1. J

    Ge 7fa low co match

    Can anyone share any info on the Low co match button on ge7fa.05. How much lower will it make ur co during a startup? Thanks
  2. J

    Temp match shutdown ?

    Thanks and I appreciate the info. If anyone has anything to add would be great. Does anyone else shutdown using temp matching on gas?
  3. J

    Temp match shutdown ?

    Can anyone who has used temp match to shutdown GE turbine going into an outage tell me if there is any benefit to doing this? Is there an average time frame you save? Is there a max stress on steam turbine per GE so as not to cause any damage? Can this be done as a 1on1 or do you need both...
  4. J

    7fa water injection issue

    Happy Holidays!!!! Whoever the jerk was that scheduled this work and upgrade for this time of year needs a couple good slaps up ‘side the head with a blackjack. (Not too hard; but his (or her) ears should ring.) People have families and the weather probably blows where the site is right now and...
  5. J

    7fa water injection issue

    Problem resolved. After a couple dozen trips and shutdowns someone located an array block that had points in the wrong spot. After that correction was made we ran up to 160 and WI coupling came apart. Everything seems to be good. Thanks for the advice. And After are upgrade the scaling was off...
  6. J

    7fa water injection issue

    Would anyone happen to know how the WI reference flow is calculated? We are getting a shut down trying to get wi in service. Actual flow is 3-10lbms and reference is 34. Last time we ran with lf was 3 yrs ago and the reference was at 14. Controls upgraded to mk6e since then. Alarm says wi purge...
  7. J

    Ge7fa spinning wrong way

    When I get a chance I'll reply back to you. We have t1 vib issues and going back into it.
  8. J

    Ge7fa spinning wrong way

    Update issue resolved. Turned out to be a fiber cable was swapped in the lci which seems to be the same as swapping phases and was actually trying to spin it backwards. But the tg anti rotation was stopping it so it was only able to a small amount.
  9. J

    Ge7fa spinning wrong way

    Yes that is how it all works and your thought is the same as everyone here. I'll post what is found once we figure it out. The experts are in route and lots of engineers looking at data. Maybe we will get an update tomorrow. We have other crazy shit happening also. Somehow we line up our 89s and...
  10. J

    Ge7fa spinning wrong way

    It's a slow none violent motion.
  11. J

    Ge7fa spinning wrong way

    Yes it was upgraded also. Internal parts to lci is same. Just a controls upgrade. ls2100
  12. J

    Ge7fa spinning wrong way

    Ge7fa upgrade of everything mk6 to mk6e. Turbine upgrade also. Try to crank and shaft starts turning wrong way then stops and returns to 6 rpm on tg. Anyone seen this or have any ideas? Thanks
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