What was found
DURING MASTER CAUTION RECALL WE RECEIVED #2 PACK LIGHT AND FWD CAB/CONT CAB ZONE TEMP LIGHTS. ALL LIGHTS EXTINGUISH WHEN MASTER CAUTION SYSTEM IS RESET. GROUNDED - YES. ZONE TEMP CONTROLLER #2 HAD PACK/ZONE FAULT ILLUMINATED WITH #2 PACK LIGHT ILLUMINATED ON RECALL. ACCOMPLISHED BITE CK OF TEMP CONTROLLER #1 AND #2. NO FAULTS FOUND AND #2 PACK LIGHT DOES NOT ILLUMINATE ON RECALL REF B737-800 FIM 21-62 TASK 801.