What was found
CLT FLT 1570 - AFTER TAKEOFF AND DURING CLIMBOUT FROM CLT, CREW RECEIVED A RIGHT MAIN LANDING GEAR RED UNSAFE LIGHT AFTER GEAR RETRACTION. FLIGHT RETURNED TO FIELD AT CLT AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE REPAIRED A BROKEN WIRE AT THE RIGHT MAIN LANDING GEAR UPLOCK SENSOR. ACCOMPLISHED TEST PER MM 32-61-21. OPERATIONAL TEST GOOD.