This video provides step-by-step instructions for replacing the float on LG dishwashers. The most common reason for replacing the float is if the dishwasher won’t fill.
All of the information in this float replacement video is applicable to the following brands: LG Step-By-Step Instructions 1 To replace the float assembly, you will need to uninstall the dishwasher first. 2 To do this, turn off the power to your dishwasher 3 Shut off the water supply valve. 4 Next, remove the screws to release the lower access panel. 5 Pull out the sound dampening pad. 6 Disconnect the water supply line from the inlet valve. 7 Be prepared for some water to spill out. 8 Remove the screw to release the junction box cover. 9 Note the location of the wires then untwist the wire nuts to disconnect the wires. 10 Use a flathead screwdriver to help remove the strain relief nut and detach the strain relief from the junction box. 11 Next, disconnect the drain hose from the sink or garbage disposer and feed it through the cabinet. 12 Open the dishwasher door and remove the mounting bracket screws. 13 To move the dishwasher, you may need to adjust the legs to lower the appliance. 14 You can adjust the rear leveling legs by turning the shaft assembly screws at the front. 15 Now, to avoid damage, very carefully pull the dishwasher away from the cabinet. 16 Open the door and remove both the upper and lower dish racks. 17 Now use pliers to rotate the water inlet cover counter-clockwise to remove. 18 Close the door and carefully tip the dishwasher back so its rear panel rests on a blanket or towel. 19 Remove the screws securing the bottom access plate and pull the plate free. 20 Use pliers to release the clamp securing the overflow hose to the sump and pull the hose off. 21 Next, slide the water inlet switch cover up and out. 22 Use a flathead screwdriver to help disconnect the switch wire harnesses. 23 Release the wires from the retainer. 24 Depress the tab and slide the old float assembly to the side to remove it from the water inlet 25 Install the new float assembly by sliding it onto the water inlet and snapping it into place. 26 Connect the wires to the water inlet switches and secure the wires with the retainer. 27 Slide the cover into position. 28 Reattach the overflow hose to the sump and secure it with the clamp. 29 Replace the bottom access plate and secure it with the screws. 30 You’re now ready to return the dishwasher to its upright position. 31 Open the door fully position the water inlet and secure it by replacing the cover. 32 Replace both the upper and lower dish racks. 33 You’re now ready to reinstall the dishwasher. 34 Make sure the end of the drain hose is accessible through the cabinet wall. 35 Lift the right side of the dishwasher up and support it with a wood block or a comparable sturdy object. 36 Guide the electrical supply line under the appliance so its wires are accessible through the hole in the junction box. 37 Now remove the support and gently slide the dishwasher back into the cabinet. 38 Adjust the leveling legs if necessary. 39 Replace the screws to secure the mounting brackets to the cabinet or countertop. 40 Feed the drain hose through the cabinet and connect it to the sink drain or disposer. 41 Make sure the hose is elevated above the connection point. 42 Fully position the wire strain relief in the junction box and secure the strain relief nut. 43 Connect the wires using the wire nuts. 44 Align the cover plate and replace the screw to secure. 45 Reconnect the water supply line to the inlet valve. 46 Replace the sound dampening pad. 47 Replace the lower access panel and secure it with the screws. 48 You’re now ready to turn the water supply back on as well as the power and confirm that the dishwasher is functioning properly.