As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 5636 SECONDARY NRC, IN REF AMDS 2040-0191-1L DURING INSTALLATION OF THE EMERGENCY POWER RESERVOIR AT L1 DOOR WAS FOUND WITH LOW PRESSURE. CORRECTIVE ACTION: SUMMARY OF NRC S/N:00155. EMERGENCY POWER RESERVOIR WAS REPLACED FOR SERVICEABLE PER B757-200 AMM 52-11-30.