As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK LIGHT ILLUMINATED ON MASTER RECALL EXTINGUISHED ON RESET. GROUNDED-YES. VERIFIED DISCREPANCY, PERFORMED LEFT PACK/ZONE TC BITE B737-800 AMM 21-61-00-700-806-002. FOUND LEFT RAM AIR ACT FAULT 1 TIME. ABLE TO CLEAR FAULT. ACCOMPLISHED B737-800 FIM 21-61 TASK 837. FAULT DID NOT RETURN. PERFORMED RAM AIR INLET ACTUATOR TEST, REF STEP I REF AMM 21-51-21. SYSTEM OPERATIONS NORMAL.