Thomas D Clarksville , TN April 24, 2016 Appliance: Bosch GE010-010 Bosch Ge010-010: Dryer timer. How to replace Dryer Timer Control Assembly. Pulled off the timer knob from the front. Removed 3 screws in the back of the dryer then twisted the old timer out. Replaced the wires onto the new timer exactly as I removed them from the old timer. Pressed the timer knob back onto the front and put the 3 screws back in. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes