As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM, FA'S COMPLAIN THAT THE FORWARD FIRST CLASS AREA OF THE CABIN IS VERY COLD. WARMED THE FWD CABIN TO INDICATION OF 79 DEGREE F TO 80 DEGREE F. FA'S STILL SAY ITS VERY COLD. PERFORMED ZONE TEMP CONTROL BIT IAW DAL FIM 21-61-00 FIG 103 CONFIG 2. NO FAULTS. SYS NORMAL PER BLOCK 7. OPS CHECK PACKS OPS NML. COULD NOT DUPLICATE.