As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HNL - ON THE GROUND, THE NR 1 AIR CONDITIONING PACK MAKES A LOUD RUMBLE AND WHINING NOISES, SMOKE IN AFT CABIN AND FLIGHT DECK. SECURED PACK. ALL TEMPS WITHIN NORMAL RANGE. NO OVERHEAT LIGHTS. DEFERRED PER MEL 21-51-01. REMOVED AND REPLACED NR 1 ACM. SYSTEM LEAK CHECK AND OPS CHECK NORMAL.