There are several reasons why your washing machine may not be draining water completely. Some common causes include:
Clogged Drain Hose: A clogged or blocked drain hose can prevent the water from draining properly. This blockage might be caused by lint, debris, or foreign objects that get trapped in the hose.
Blocked Pump Filter: Many washing machines have a pump filter or coin trap that can get clogged with lint, coins, or other objects. When the filter is obstructed, it hinders the water from draining effectively.
Faulty Drain Pump: The drain pump is responsible for removing water from the machine during the drain cycle. If the pump is damaged or malfunctioning, it won't be able to pump out the water properly, resulting in incomplete drainage.
Drain Pump Impeller Blockage: The drain pump has an impeller that can get obstructed by small objects like hairpins or buttons. When the impeller is blocked, it reduces the pump's efficiency in draining water.
Drain Hose Placement: If the drain hose is placed too high or too tightly into the drain pipe, it might cause a siphoning effect, where water continuously flows out of the machine, leading to incomplete draining.
Faulty Water Level Sensor: The water level sensor or pressure switch is responsible for detecting the water level in the machine. If it malfunctions, the machine may not recognize that the water has drained completely and may stop the cycle prematurely.
Drain Pump Belt (in some top-loaders): In older top-loading washing machines, a belt connects the drain pump to the motor. If this belt becomes loose or broken, the pump won't work properly, leading to incomplete drainage.
Kinked Drain Hose: If the drain hose is bent or kinked, it can restrict water flow and prevent proper drainage.
To address the issue of incomplete drainage, you can follow these steps:
Check the drain hose: Ensure the drain hose is not clogged, kinked, or placed too tightly into the drain pipe.
Inspect the pump filter: Locate the pump filter (usually at the front or bottom of the machine) and clean it from any debris or obstructions.
Examine the drain pump: Check if the drain pump is making any unusual noises or if there are any visible blockages around it.
Check the water level sensor: Make sure the water level sensor or pressure switch is functioning correctly.
Verify the drain pump belt (for top-loaders): If your washing machine is an older top-loader, check the condition of the drain pump belt.
If you're unsure about any of these steps or if the problem persists after attempting these solutions, it's best to contact a qualified appliance repair technician to diagnose and fix the issue. They will have the expertise and tools necessary to troubleshoot and resolve the problem with your washing machine's drainage.