As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PACK MODE RT SMOKE & ELECTRIC SMELL IN CABIN. FOUND DURING TROUBLE SHOOTING ACM PACK RT AT FAULT. THIS CAUSED SMOKE IN CABIN. AFTER ACM PACK RT REPLACED RUN ALL PACKS 1.0 HR. NO SMOKE OR ELECTRIC SMELL IN CABIN NOTED. SYSTEM OK FOR SERVICE.