How do you change the mower deck belt on an exmark lazer z hp?

To change the mower deck belt on an Exmark Lazer Z HP, first, ensure the engine is off and the key is removed. Raise the mower deck to its highest position and remove the deck from the mower by unhooking the suspension arms and disconnecting the drive belt. Once the deck is off, peel off the old belt from the pulleys and replace it with the new one, ensuring it follows the correct routing. Finally, reattach the deck and test the mower to ensure proper operation.