What was found
LT BLEED DUCT LEAK ON EICAS AT GATE. AUXILIARY POWER UNIT BLEED ON ONLY. REPLACED TS208 LEAK DETECTOR LOOP IAW MM, OPERATIONS CHECKED NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LT BLEED DUCT LEAK ON EICAS AT GATE. AUXILIARY POWER UNIT BLEED ON ONLY. REPLACED TS208 LEAK DETECTOR LOOP IAW MM, OPERATIONS CHECKED NORMAL.