As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP DURING SLIDE COMPARTMENT DOOR OPERATIONAL CHECK, THE CARRIER IS NOT DEPLOYING (RT SIDE). CORRECTIVE ACTION: SUMMARY OF NRC 00770: PNEUMATIC ACTUATOR WAS REMOVED AND SERVICEABLE ACTUATOR ASSY WAS INSTALLED PER B757-200 AMM 25-65. (2865953)