The present invention comprises a lash prevention spring of unique design having a plurality of spring legs shaped into an s-curve and an inner circumference formed into at least one spline. The topmost layer is advantageously at a solid content of from 0. The power distribution unit has two side arms connecting respectively to each bi-frequency symmetrical radiation unit to increase the bandwidth range of the bi-frequency antenna. Based on the direct comparison of service interval and resettable timer reading for a task, the service tracker provides a service warning via a display when it is time to perform the task again. A method for attaching an annular clamp to a hose includes attaching a clip to the clamp, wherein the clip includes a tang having a free end.