A control for an unloader of a cotton module builder or other cotton compactor for controlling unloading and loss of uncompacted or loose cotton from the compactor. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. Each alternatorgenerator is unitarily formed with respect to a mounting plate unitarily formed with respect to said mounting plate and said vehicle’s suspension, and each alternatorgenerator includes a rotating field means integrated with the rotating mounting plate attached to the wheel and a stationary stator means stationarily attached to the frame through the suspension. Applications that are similar to the selected application are determined by comparing a particular application fingerprint that is associated with the selected application with other application fingerprints.