As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LANDING, ACFT WAS GNDED. CAPTAIN NOTIFIED ATC & DECLARED EMER DUE TO INOPERATIVE LG. CREW DID A GO AROUND & LANDED WITHOUT INCIDENT. REPLACED LG SAFETY VLV 49GA & THE LG SAFETY VLV RELAY 62GA IAW AMM 32-31-17 & 20-46-50. ACCOMPLISHED A SATISFACTORY LEAK & OPERATIONAL CHECK. UPDATE SECTION 5 WITH PART INFORMATION. SEE AALA 201601189004 FOR ADDITIONAL INFORMATION.