As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ATRUC R-1 IS OPEN DUE TO GRND FAULT ACCOMPANIED BY MANY STATUS MESSAGES REPLACED ATRUC R1 REF AMM 24-22-04 -00A-720A, NO HELP. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1136388 SN OFF 8645 IPC REFERENCE # 24-22-04 REF LP 7987462. AFTER REPLACEMENT OF R1 CAC CMSC, R1 ATRUC OPERATING NORMALLY AND NO FAULTS OBSERVED.