What was found
FLIGHT 8234, WHEN CREW EXTENDED THE LT MLG, THE UNLOCK LIGHT ILLUMINATED ON LT MAIN PRIMARY & SECONDARY WENT OFF AT 4 - 5 SEC AFTER FREE FALL. ATTEMPTED THE GRAVITY ASSISTED PROCEDURES & WAS ABLE TO OBTAIN A FULL LOCKED GEAR INDICATION. AN EMERGENCY WAS NOT DECLARED. ACFT LANDED WITHOUT INCIDENT. DURING GEAR RETRACTIONS, SECONDARY UNLOCK LIGHTS, ALL 3 ILLUMINATE INTERMITTENTLY EVERY 8TH RETRACTION. REPLACED NR 1 & 2 MULTI-FUNCTION COMPUTERS IAW JIC 31-48-81 RAI 10000 REV 11. PERFORMED NORMAL EXTENSION & RETRACTION FUNCTIONAL TEST OF THE LANDING GEAR IAW JIC 32-31-00 FUT 10000 REV 11. SYS CHECKED GOOD.