As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
POWER SUPPLY PN 501-1712-02 SN/ 1546 WAS REMOVED FOR SCHEDULED CAPACITY CHECK. MAINTENANCE REPLACED CELL PACKS, 2 EACH PN 549-1324-06. UNIT PASSES CMM TESTS. A/C RETURNED TO SERVICE 9/18/04. REFER TO WO NR 375472 FOR ADDITIONAL INFORMATION.