What was found
THE BATTERY CHARGER ASSEMBLY AND BATTERY FAILED SYSTEM FUNCTIONAL CHECK, PACK M1135, STA 629R (28 VDC PRESENT AT PIN 2 OF PLUG POWER SUPPLY). REMOVED AND REPLACED TWO BATTERY PACKS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE BATTERY CHARGER ASSEMBLY AND BATTERY FAILED SYSTEM FUNCTIONAL CHECK, PACK M1135, STA 629R (28 VDC PRESENT AT PIN 2 OF PLUG POWER SUPPLY). REMOVED AND REPLACED TWO BATTERY PACKS.