As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MASTER CAUTION RECALL, RIGHT PACK LIGHT ILLUMINATED, THE PACK LIGHT EXTINGUISHED ON RESET OF MASTER CAUTION. ACFT GROUNDED. PERFORMED PACK ZONE TEMP CONTROLLER BITE TEST IAW AMM 21-61-00-700-806-002. TEST PASSED. PACK LIGHT CLEARED.