Troubleshooting; Loosen the securing screws on the motor base, and it was found that the screws were already rusted and could not be loosened. Tilt the washing machine forward so that it rests on the ground, then loosen the 4 screws on the motor mounting bracket at the bottom of the casing. Next, move the motor mounting bracket along with the motor backward to increase the distance between the two drive pulleys, thereby tightening the V-belt. Afterward, secure the 4 screws at the bottom of the casing again. Repeat this adjustment several times until it is properly adjusted. If the V-belt is severely worn, it needs to be replaced, then readjust the motor back to its original position. After the above handling and adjustments, conduct a test run, and the washing machine operates normally, resolving the fault. LG washing machine, weak movement of the agitator during washing.
Technical source: Beijing LG Washing Machine Repair Phone http://blog.tianya.cn/blogger/blog_main.asp?BlogID=3446020.
Fault analysis: Open the rear cover of the washing machine and check the V-belt. It was found that the V-belt was too loose. Due to the increased length of the belt and severe wear, the V-belt slipped significantly during rotation, causing the agitator to operate weakly. Beijing LG Washing Machine Repair Center.