Check / verify the hand rocker switch grounding May 12, 2020 19:19 Updated Drill 5/32" hole Use 8-32 thread-cutting screw SEQUENCE Tooth washer Ring connector Tooth washer 8-32 Nut Related articles Auto return -Adjust the lift back up micro switch My table height will not go down when using the foot pedal HA90 Adjustable height micro switch Bypass Double / Auto Touch function