Installing the Sliding Reaction Arm

Align the sliding arm dot with the dot on the wrench.

Keep the sliding arm in parallel with the wrench.

Push the sliding arm over the wrench splines. The sliding arm clicks when it is fully engaged.

Make sure the button in the slot pops out.

Pull the sliding arm to make sure that it is fastened correctly.

To release the sliding arm, push the button in the slot and pull it away from the tool.