As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 4749 - ON FINAL APPROACH INTO DFW, THE NOSE GEAR EXTENDED NORMALLY, BUT THE MLG WOULD NOT. THE CAPTAIN PERFORMED AN EMERGENCY GEAR EXTENSION AND THE GEAR CAME DOWN AT THAT TIME AND ALL GEAR INDICATIONS SHOWED DOWN AND LOCKED. EMERGENCY EQUIPMENT WAS REQUESTED AND THE AIRCRAFT HAD AN UNEVENTFUL LANDING IN DFW. MAINTENANCE REMOVED AND REPLACED THE MLG SELECTOR VAVLE. OPS AND LEAK CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. (M)