What was found
MASK AT SEAT 23 DEF FAILED DROP CHECK. R & R O2 ACTUATOR ON 23 DEF. O2 BOX IAW CMM 35-21-74, OPS TEST GOOD IAW AMM 35-23-00-710-001A W/C ON N/R 7170N00123.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MASK AT SEAT 23 DEF FAILED DROP CHECK. R & R O2 ACTUATOR ON 23 DEF. O2 BOX IAW CMM 35-21-74, OPS TEST GOOD IAW AMM 35-23-00-710-001A W/C ON N/R 7170N00123.