Audrey M Shelton , CT December 05, 2016 Appliance: Whirlpool Electric Dryer GEW9250PW1 Whirlpool Dryer Gew9250pw1: Dryer timer hard to turn. How to replace Control Knob With Clip. Could of took it apart and lubed metal to plastic but why take a chance with electricity when installing a new one takes 15 to twenty minutes and under 70.00 to install new one. 3 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes