Phillip W Orange Park , FL September 21, 2015 Appliance: Model LSC27921ST/00 Lg ice maker would not make ice and would not cycle when test button was pushed I orderd a complete ice maker unit for my LG refrigerator, it arrived on time. Removal and replacement took @ 5 minutes, ( 1 philips screw, 1 electrical connector). Turned off ice maker,unplugged frig, R/R ice maker unit, plugged frig back in,turned on ice maker, pushed cycle test button,tray filled with water and has been making ice every since. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes