Current through Vol. 24-21, December 1, 2024
Section R. 408.12015 - ControlsRule 2015.
(1) Rope controls shall be marked for a floor-operated crane or monorail system to show the direction of travel.(2) A pendant, radio, cab, or pulpit control station shall be equipped with a positive stop device, colored red, to disconnect all motors.(3) The controller in a cab or pulpit shall be legibly marked to indicate function and direction.(4) When the controller of a pendant or radio-controlled type crane is released from the "on" position, the controller shall automatically return to the "off" position.(5) A transmitter for a radio-controlled crane or a monorail system shall be stored in a locked cabinet or a supervised storage area when not in use.(6) A crane or monorail system shall be provided with an operable overtravel limit device in the hoisting direction. The device shall be adjusted so that it is tripped under all conditions to prevent contact of the hook or block with the hoist or trolley frame.(7) A crane or monorail system which is not equipped with a spring-return controller or momentary contact push button shall be provided with a device which disconnects all motors from the line on failure of power and which does not permit restarting until the controller handle is brought to the "off" position or until a reset switch or button is operated.(8) The pendant push-button enclosure shall be grounded and legibly marked for identification of functions.Mich. Admin. Code R. 408.12015