As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT PACK TEMP CONTROL INOP IN AUTO ( PACK TEMPERATURE CONTROL SYSTEMS (-200/-300) , AUTO MODE )(<P>TRANSFERRED TO MEL 21-51-03-01, MDDR 149482, CAT C, DUE 10JUL21.</P> / <P>REMOVED AND REPLACED RT PACK TEMP CONTROLLER AND OPS CHECK IAW 21-51-00. THIS CLEARS MDDR 149482. PLAC REMOVED.</P>)