What was found
DON O2 MASK COURIER COMPARTMENT FAIL TO ILLUMINATE, DURING PREFLIGHT CHECK. R & R COURIER DON OXYGEN SWITCH PN JMS2109-42-20A IAW SWPM 20-00. OPERATIONS TESTED SATISFACTORY IAW AMM 35-21-07-5. ITEM OK FOR SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DON O2 MASK COURIER COMPARTMENT FAIL TO ILLUMINATE, DURING PREFLIGHT CHECK. R & R COURIER DON OXYGEN SWITCH PN JMS2109-42-20A IAW SWPM 20-00. OPERATIONS TESTED SATISFACTORY IAW AMM 35-21-07-5. ITEM OK FOR SERVICE.