What was found
ON RECALL - CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED. GROUNDED - YES. PERFORMED BITE ON #1 & #2 PACK TEMP CONTROLLERS, #2 TEMP CONTROLLER SHOWS FLT DECK TRIM VALVE FAULT PER B737-900 FIM 21-62 TASK 801, PERFORMED PACK CONTROLLER RESET, PERFORMED BITE ON #1 & #2 PACK TEMP CONTROLLERS PER FIM 21-62 TASK 801, NO FAULTS NOTED ON EITHER CONTROLLERS, NO CONTROL CABIN LIGHT ON RECALL.