Help with FMC OBS Courses

[Guest]

Hello Gentlemen,I have a question regarding to runway headings displayed on Wilco767 FMC. Even though I have downloaded and installed the latest AIRAC (0208) and installed some of the airport SID and Stars from, navdata web, I get unrealistic ILS OBS from FMC. Quick example when I select a Star for JFK and look for KJFK ILS RW31L OBS I get the OBS of 301 where it should be 315. I think I am doing something wrong but I can

[Guest WorkingStiff]

The Airport data for Airac 0208 was incorrectly formatted with the True heading instead of the Magnetic heading. Richard has corrected the error so try downloading the corrected files.BTW, this problem definitely does not exist in the updated Navdata files published by Wilco/PIC Team in January. The AIRAC data you download from the Navdata site is third-party.

[Guest NAVData]

Gentlemen,whats about searching/reading previous tasks here in the forum? Three threads the same question - please try to search after a equivalent entry, when you don