As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TOP OF DESCENT, THE RIGHT PACK ANNUNCIATOR LIGHT ILLUMINATED. WENT OUT WHEN THE MASTER CAUTION LIGHT WAS RESET. QRH PROCEDURE ACCOMPLISHED. ACFT GROUNDED. PERFORMED FIM 21-62, TASK 801, PACK TEMP CONTROL BITE, NO FAULTS OR FAILURES NOTED. DEEMED TO BE INTERMITTENT FAULT.