What was found
RIGHT PACK OVER TEMPERATURE ON GROUND, SMOKE IN THE CABIN. ACFT RETURNED TO GATE. *S/D* REPLACED GROUND COOLING FAN AND COOLING FAN RELAY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
RIGHT PACK OVER TEMPERATURE ON GROUND, SMOKE IN THE CABIN. ACFT RETURNED TO GATE. *S/D* REPLACED GROUND COOLING FAN AND COOLING FAN RELAY.