What was found
INSTALLED NEW ARAMID FIBER SEALS P/N F2MA721406020B1 IN THE CABIN HOT AIR CHECK VALVE ASSY (140HD) PER FALCON SERVICE NEWSLETTER NR 8, ATA 21, DATED 9-1999. THE VALVE IS LOCATED IN THE BAGG COMPT ON LT SIDE. ACFT APU WAS RUN, SYS OPER AND LEAK CHECKED, OKAY. ON NEXT DEPARTURE, CREW COMPLAINED OF A STRONG SMELL OF BURNING RUBBER IN ACFT WHILE AT RAMP, WITH APU RUNNING. MAINT DETERMINED ODOR WAS COMING FROM NEW SEALS. ODOR STRONG, FLT CANCELLED. UPON CONTACTING MFG, LEARNED OTHER OPERS HAD EXPERIENCED BURNING ODOR AFTER INSTALL OF SEALS. RECEIVED FALCON SERVICE ADVISORY, WHERE PROBLEM IS MENTIONED AS BEING UNDER INVESTIGATION. (X)