As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ENGINE POOR N2 ACCELERATION DURING START WITH APU BLEED. LOW DUCT PRESSURE OBSERVED. (<P>FOUND 4 CLAMPS BEFORE PNEUMATIC STARTER LOOSE. RE-TIGHTENED 4 CLAMPS IAW AMM 80-11-01. NO LEAKS NOTED. DRY MOTOR DROP WAS 21 PSI VS 18 PSI BEFORE FINDING; AMM 71-00-00 AND VALVE STARTER CONTROL REF AMM 80-11-02.</P>)