As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX FLIGHT NR 2156 - MULTIPLE NO AIII WARNINGS ON CAT III APPROACH. PERFORMED INDEX COMPENSATION ADJUSTMENT FOR NR 1 AND NR 2 FLUX VALVES, PERFORMED OPERATIONAL TEST IAW -8 200 TC 9340021, ALL CHECKS GOOD. PERFORMED OPERATIONAL TEST OF HGS RETURN TO SERVICE CAT III, ALL CHECKS GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.