Connections Connect yellow from the field coil to positive. Forward - connect blue to red, the case to negative. Reverse - connect blue to the casing, red to negative. Note: You may need to remove the one way bearing on the shaft, or alternatively weld it in place and use as a mount. Thanks again to our forum member Kibble for these great instructions. Please email with any questions, additions, or corrections! Click here if you wish to download Kibble's original PDF.