As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER PUSHBACK & ENGINE START RT PACK LITE ILLUMINATED ON RECALL- EXTINGUISHED ON MASTER CAUTION PRESS. GROUNDED - YES. PERFORMED PACK TEMP CONTROL BITE. BITE PASSED REF B737-800 FIM 21-62 TASK 801. RT PACK LIGHT REMAINS EXTINGUISHED ON RECALL.