What was found
NO. 1 ENGINE WILL NOT START AFTER 2 ATTEMPTS. START VALVE OPENS WITH NO N2 ROTATION. DUCT PRESSURE INDICATES 20 PSI. GROUNDED - YES. REMOVED AND REPLACED ENG. #1 PNEU. STARTER IAW B737-800 AMM 80-11-01/401.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NO. 1 ENGINE WILL NOT START AFTER 2 ATTEMPTS. START VALVE OPENS WITH NO N2 ROTATION. DUCT PRESSURE INDICATES 20 PSI. GROUNDED - YES. REMOVED AND REPLACED ENG. #1 PNEU. STARTER IAW B737-800 AMM 80-11-01/401.