As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM - R PACK INOP LT ON DURING DESCENT. R PACK BITE MSG ON MAINT MESSAGE DISPLAYED ON EICAS. PERFORMED FIM 21-51-00 FIG 103. RT PACK TEMP CONT INDICATED TEMP VALVE FAULT. CLEANED CONNECTOR ON VALVE. RT PACK OPS NORMAL PER FIM 21-51-00 FIG 103.