As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT FROM 19K - 10K FT BURNING SMELL IN COCKPIT AND CABIN APPEARED 3 TIMES WITH BOTH BLEEDS AND PACKS RUNNING AND APU OFF. RAN BOTH ENGINE BLEED AND PACKS. NO DEFECTS NOTED. SEE ALSO W/C 36-10-03 FOR OTHER MX DONE. INSPECTED R/H+L/H ELECTRICAL DIST BUS PANELS. FOUND 3 FUSES OVERHEATED ON R/H SIDE. REMOVED AND REPLACED ALL FUSES ON R/H ELECTRICAL DIST BUS PANEL IAW AWM 24-61-50. OPS CHECK GOOD. OK FOR SERVICE.