What was found
CENTER OBSERVER'S OXYGEN BOX RESET SWITCH DOES NOT RESET. REMOVED AND REPLACED CENTER OBSERVER'S OXYGEN BOX, IAW 767-300 AMM 35-11-51. OPERATIONS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CENTER OBSERVER'S OXYGEN BOX RESET SWITCH DOES NOT RESET. REMOVED AND REPLACED CENTER OBSERVER'S OXYGEN BOX, IAW 767-300 AMM 35-11-51. OPERATIONS CHECK GOOD.