As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNDER MANUF INSPECTION AND RECERTIFICATION PROCESS, CANADIAN AIR MOTIVE FOUND ILLEGAL AND UNAPPROVED BATTERY PACK INSIDE ELT (NOT EXPIRED CONDITION AUG 2006). AS PER EBC MANDATORY CLASS 1 SERVICE BULLETIN NO.: 8401, ONLY GS21 OR GS51 IS APPROVED FOR THIS ELT MODEL. THIS SB 8401 IS IN CONFLICT WITH BATTERIES APPROVED BY TRANSPORT CANADA AND INDUSTRY CANADA (AIRWORTHINESS NOTICE NO.: B014 EDITION 5; 28 MARCH 2002).