What was found
ON RECALL AFTER ENGINE START, RECEIVED A ZONE TEMP CONTROL CABIN MASTER CAUTION, RESET LIGHT EXTINGUISHED. ACFT GROUNDED. FIM 21-62, TASK 805, PZTC BITE NORMAL WITHOUT FAULTS. BOTH PACKS, OPS CHECKED NORMAL ON GROUND.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON RECALL AFTER ENGINE START, RECEIVED A ZONE TEMP CONTROL CABIN MASTER CAUTION, RESET LIGHT EXTINGUISHED. ACFT GROUNDED. FIM 21-62, TASK 805, PZTC BITE NORMAL WITHOUT FAULTS. BOTH PACKS, OPS CHECKED NORMAL ON GROUND.