As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ZONE TEMP LIGHT ILLUMINATED FOR CONT CABIN. ACFT GROUNDED. PERFORMED RT PACK ZONE TEMP CONT BITE IAW AMM 21-61-00. NO FAULTS FOUND CURRENT, HISTORY OR VERIFY. PERFORMED CABIN TEMPERATURE CONTROL AND INDICATION OPERATIONAL TEST IAW AMM 21-61-00. NO DEFECTS NOTED . NO FAULTS DURING TEST. ETOPS SIGNIFICANT SYSTEM GROUND VERIFICATION SUCCESSFUL.