As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL EXTENDED LANDING GEAR HANDLE, GOT 4 RED LIGHTS NO OUTSIDE NOISES ASSOCIATED WITH NORMAL EXTENSION, RETRACTED GEAR HANDLE UNTIL ALL LIGHTS EXTINGUISHED. ON SECOND ATTEMPT HAD NORMAL GEAR EXTENSION. R & R LANDING GEAR SELECTOR VALVE IAW REF TO MM 32-31-20-4 FOR PERCAUTIONARY. REQUIRES LEAK AND OPS CHECK ACFT CURRENTLY IN HANGAR WITH ACFT JACKS IN POSITION. LOWERED ACFT MM 07-11-00-2 SERVICED CTR GEAR STRUT IAW MM 32-15-01-3, OK FOR SERVICE.