SERVICE AND MAINTENANCE 42" Sacks 60" Decks Figured Tractor Blade Care A WARNING Before performing any maintenance, disengage the PI0 and move the lap bar drive control levers fully outward Into the Park Brake engaged position. if leaving the tractor unattended, turn the ignition key to the STOP position and remove key. Protect your hands by sing bevy glaces when handling the biased, When servicing the tractor deck, be careful not to cut yourself on the sharpened blades.