407.4.6 Elevator Car Controls. Where provided, elevator car controls shall comply with 407.4.6 and 309.4. 407.4.6.1 Location. Controls shall be located within one of the reach ranges specified in 308. 407.4.6.2 Buttons. Car control buttons with floor designations shall comply with 407.4.6.2 and shall be raised or flush. 407.4.6.2.1 Size. Buttons shall be 19 mm
