Answer Hello John, This is not a difficult job. Disconnect the unit from the power supply and open the control panel. Remove the knob and the two screws from the back which hold the timer in position. Now hold the new timer next to the old timer and transfer one wire at a time from old timer to the new one so you don't cross any wires. Install the new timer in the position as the old one was previously. reinstall the control panel cover and re-establish the power to the unit. Put the knob back on and test it by running it. Read More... Answered by AppliancePartsPros.com | Thursday, August 9, 2012