As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE TRYING TO START ENG NR 1 IT ONLY REACHED 21 22 PERCENT AND STARTED TO ROLL BACK. THIS WAS ACCOMPANIED BY A LOUD WHINING NOISE. ALSO THE RAMP REPORTED SPARKS COMING FROM THE MOTOR. FUEL WAS NEVER INTRODUCED. REMOVED AND INSTALLED NEW STARTER ON THE NR 1 ENG, OPS CHECK NORMAL REF AMM 80 11 01 000 801 FOO AND 80 11 01 400 801 FOO. RAN ENG NR 1 NO SPARKS NOTED REF AMM 71 00 00 800 811 FOO.