As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK ILLUMINATES ON MASTER CAUTION RECALL AFTER ENGINE START AND EXTINGUISHES AFTER MASTER CAUTION RESET. ACFT GROUNDED. COMPLIED WITH TEMPERATURE CONTROLLER BITE TEST IAW AMM 21-51-00-700-803, BITE CHECK RESET GOOD . OPS TEST IAW AMM TASK 21-51-00-700-802, OPS CHECK GOOD.