What was found
WITH GEAR RETRACTION, LT DOOR GEAR LIGHT, LT UNSAFE AND GEAR HANDLE LIGHT STAYED ILLLUMINATED FOR 4-5 SEC LONGER THAN NOSE & RT MAIN. BEFORE NORMAL RETRACTION. ALTERNATE GEAR EXTENSION COMPLETED. LANDING UNEVENTFUL. PERFORMED GVI ON LT MLG DOORS. NO DEFECTS NOTED. INTEROGATED PSEU IAW TASK 32-61-00-742-801. FOUND NO PRESENT FAULTS. ALSO INTEROGATED CDS. NO FAULTS FOUND. FERRY TO PDX FOR REPAIRS. REPLACED LT MLG RETRACTION ACTUATOR IAW MM TASK'S 32-31-11-000-801 AND 32-31-11-400-801. LANDING GEAR PRIMARY RETRACTION AND EXTENSION SYS FUNCTIONAL TEST GOOD NUMEROUS TIMES IAW MM TASK 32-31-00-720-801. ALL INDICATIONS NORMAL DURING TESTS. NO LEAKS NOTED AT LT MLG RETRACTION ACTUATOR AFTER TESTS. RETURNED TO SERVICE.