If , as you say it is a Repro. Then whilst holding the " Pallet Crutch" not the " Suspension Rod", in the vertical position, apply a small amount of downward pressure to one side of the Pallet. ( the pallet it friction fitted to it's arbor and if encourage, with a little push, will move independently to the Crutch. Enabling Beat Setting. Hope this help. Shout if you need more advise.