What was found
DURING CAPACITY CHECK IN MSP, EMERGENCY POWER SUPPLY P/N 3301-51, S/N 2206 FAILED ON WING CAPACITY CHECK. MAINTENANCE REPLACED BATTERY ASSEMBLY P/N 3301-31 & UNIT PASSED CMM CHECKS. RETURNED TO SERVICE 5/30/04.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CAPACITY CHECK IN MSP, EMERGENCY POWER SUPPLY P/N 3301-51, S/N 2206 FAILED ON WING CAPACITY CHECK. MAINTENANCE REPLACED BATTERY ASSEMBLY P/N 3301-31 & UNIT PASSED CMM CHECKS. RETURNED TO SERVICE 5/30/04.