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How can I migrate the Quorum Disk (qdisk) from one storage device to another in a RHEL cluster?

Solution Verified - Updated 2015-02-08T02:36:10+00:00 -

Issue

In 2 node running Red Hat Cluster with quorum disk, few services are running on node1 and few services are running on node2. How to migrate quorum disk configuration from one SAN to another SAN.
How to migrate Quorum Disk from one storage device to another in running cluster?
What are the steps involved in moving or changing a quorum device's configuration? Can this be completed without outage or without taking any downtime?

Environment

Red Hat Enterprise Linux (RHEL) 5 or 6 with the High Availability Add On
Red Hat Cluster Suite 4
Quorum disk

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