shown in fig1 connects connector 40h of the substrate to the reversing switch for this purpose this connector ic fig4 is inserted up through aperture 40k fig7 in the substrate and its bent lower end is soldered to pc conductor 40h surrounding this aperture this connector ic extends up through the rearmost one of four vertical holes 10j in the right wall of the frame one of which is shown in fig3 and is engaged by the terminal of contact 1 of the reversing switch that is inserted in that hole as shown in fig1 and 15 as will be apparent in fig1 this internal connector ic connects the reversing switch to the speed control circuit this reversing switch 15 is best shown in fig1 and 14 as shown in fig1 this reversing switch 15 is provided with a fold over housing or enclosure 16 having a lower half 16a and an upper half 16b integrally molded therewith and hinged thereto so that after operating lever 17 the four stationary contacts 1 4 and movable bridging contacts printed circuit board 64 have been assembled therein as shown in fig1 upper half 16b may be folded over lower portion 16a and secured thereto as by sonic welding or solvent bonding the edges opposite from the hinge.