A ladder for a truck fitted with a pivotal tailgate, the ladder comprising a first leg portion pivotally coupled to a second leg portion, where at least one of the leg portions is fitted with at least one rung. In the condition of the electromotor not energized with current, respectively one rotational direction of the electromotor is blocked and one rotational direction remains movable in a free-running manner. The cleaning tool comprises a cleaning tip that functions to place the cleaning strip in proper alignment within the connector in order to clean the optical surfaces that are not available for cleaning at the endface of the connector. Fiberglass is wrapped onto the mandrel and space.