What was found
ON DESCENT, THE RIGHT MAIN GEAR UNSAFE (RED) ILLUMINATED WITH THE GEAR LEVER UP. FOUND RIGHT MLG DOOR LATCH ROLLER LOOSE. REMOVED AND REPLACED ALL 4 NUTS ON ROLLER AND TIGHTENED AS REQ'D REF M/M 32-34. RETRACTED GEAR, ALL OPS NORMAL REF M/M 32-33.