Stop the machine within reach of the area to be vacuumed and set the parking brake. Turn off the vacuum fan. Turn off and lift the main brush and side brush(es). Open the forward hopper access door and engage the lift arm. Remove the vacuum plug from the vacuum adaptor tube in front of the hopper. Remove the vacuum wand and hose from the mounting clips and assemble them together. Connect the vacuum hose to the vacuum adaptor tube in front of the hopper. Close the vacuum door. Turn on the vacuum fan. Vacuum the area as needed. When done vacuuming, turn off the vacuum fan. Open the vacuum door. Disconnect the vacuum hose from the vacuum adaptor tube in front of the hopper. Disassemble the vacuum hose assembly and place back onto the hopper in the mounting clips. Replace the vacuum plug into the vacuum adaptor tube in front of the hopper, disengage the lift arm and close the forward hopper access door.