you should try to do the following.
redis-cli -c -p 7001 cluster setslot 866 node <nodeid_of_7003>
redis-cli -c -p 7001 cluster setslot 1180 node <nodeid_of_7003>
redis-cli -c -p 7001 cluster setslot 4113 node <nodeid_of_7003>
redis-cli -c -p 7001 cluster setslot 16295 node <nodeid_of_7005>