What was found
AFT CABIN ZONE TEMP LIGHT ILUMINATES ON RECALL EXTINGUISHES ON RESET. ACFT GROUNDED. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE IAW AMM 21-61-00-700-806-002. PREVIOUS FLT SHOWED ZONE TRIM VALVE ON CONTROLLER NR 1. FAULT CLEARED AND DID NOT FAULT AGAIN. PERFORMED BITE 2 MORE TIMES WITH NO FAULTS OCCURRING. ACCOMPLISHED CABIN TEMP CONTROL AND INDICATION TEST IAW AMM 21-61-00-700-807-002. OPS CK NORMAL THROUGH FULL TEMP RANGE. RE-ACCOMPLISHED PACK/ ZONE TEMP CONTROLLER BITE IAW AMM 21-61-00-700-806-002. OPS CK NORMAL WITH NO FAULTS NOTED. GROUND VERIFICATION SUCCESSFUL.