Paul H Tampa , FL June 25, 2021 Appliance: LG Dishwasher LDF7774ST Lg Dishwasher Ldf7774st: Spray nozzle assembly fell off. How to replace Dishwasher Dishrack Guide Assembly. Replaced both the guide assembly and the nozzle. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes