As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI OUT, ZONE TEMP FWD CABIN ILLUMINATED WITH AND RESETS WITH MASTER CAUTION PUSHED. WHEN RECALL IS PUSHED, ZONE TEMP LIGHT ILLUMINATES. TEMP CONTROLLER DOESN`T CONTROL ZONE DUCT TEMP. ACFT GROUNDED. ACCOMPLISHED PACK TEMP CONTROL BITE TEST IAW FIM 21-62, TASK 801. FWD CABIN TRIM AIR VALVE LIGHT RESET & 3 BITE CHECKED, NO RECURRENCE NOTED. ALL COMPONENTS FUNCTION NORMAL. NO HISTORY 30 DAYS.