Nepomuk wrote on Nov 19^th, 2011 at 7:40am:

My PERF INIT page displays fuel in KG. Nepo

Then it is obvious that to see KGS in the FMS you need to set the Settings > General > International > Unit of measure to Metric (meters, millibars). I use U.S. System (feet, inches) and not Metric or a combination of both. It's worth checking it out.

Thanks for steering me to the answer Nepo. [smiley=thumbsup.gif]

Mark

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