What was found
BPT- DURING FLIGHT 3640 FROM IAH TO BPT, THE CREW NOTED THAT THE LANDING GEAR WAS HAVING PROBLEMS RETRACTING, STICKING, MAKING LOUD BANGING NOISES, AND, TAKING EXCESSIVE TIME TO RETRACT. MAINTENANCE SERVICED BOTH MLG FREE FALL ASSISTERS, CLEANED AND LUBED NOSE WHEEL UPLOCK BOX. PERFORMED A OPERATIONAL CHECK OF THE LANDING GEAR SYSTEM, NO DEFECTS NOTED.