David H Lewisville , TX October 09, 2021 Broken selector buttons. I used the exploded diagram on the site to identify the exact part I needed. I popped the front cover by compressing the bottom of the cover upwards & pulling out. After that it was straightforward. I took several pictures of the way the circuit boards were mounted on the old part before disconnecting them. Remove the boards with a nut driver, swap the boards & connectors over to the new assembly. Reinstall! Read More... 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Nut Drivers, Screwdrivers