As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. AIR INTERRUPT, EMERGENCY DECLARED. LANDING UNEVENTFUL. AIRCRAFT OVERWEIGHT. DURING CLIMB LT DUCT PRESSURE INDICATED 0 PSI. LEFT ENGINE BLEED SWITCH WAS ON. NO BLEED TRIPOFF LIGHT OR MASTER CAUTION INDICATIONS. MAINTENANCE R & R THE LT ENGINE PRESSURE REGULATOR AND SHUTOFF VALVE IAW AMM 36-11-04. OPS AND LEAK CHECKS NORMAL.