As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CAPACITY CHECK, BATTERY PACK PN 61-2275-1 SN/0006373 REMOVED FOR CAPACITY CHECK. MAINTENANCE REPLACED BATTERY ASSEMBLY 61-2274-1 UNIT PASSES CMM TESTS, RETURNED TO SERVICE 8/19/04. REFER TO WO NR 374269 FOR ADDITIONAL INFORMATION.