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Use this guide to replace the pump assembly in your LG WM3050CW Washing Machine.
The pump assembly drains the tub and expels wastewater out of the washer. It includes the drain pump and drain filter housing.
The metal ring holding the rubber boot can be difficult to reinstall. You can buy this tool to make the reinstallation easier, or ask additional people to help.
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Turn off the main water supply
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Unplug your washer
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Disconnect all water connections at the rear of your washer
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Use a Phillips driver to remove the two bottom 16.5 mm-long screws securing the top panel brackets.
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Slide the top panel 1-2 inches towards the rear of the device to disconnect its clips.
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Tilt the top panel upward to completely disconnect it from the chassis.
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Remove the top panel.
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Pull the detergent drawer away from the chassis as far as it will go.
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Press down on the "Push" button to disengage the clips securing the detergent drawer.
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Pull the drawer out of its slot on the chassis and remove it.
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Disconnect the three harness connectors for the control panel.
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Use a Phillips driver to remove the 16.4 mm-long screw securing the control panel.
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Use a Phillips driver to remove the two 26.3 mm‑long screws securing the detergent dispenser.
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Insert a flathead screwdriver between the chassis and the top left corner of the control panel.
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Twist the screwdriver to release the clips securing the control panel.
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Repeat this procedure for the remaining clips along the control panel.
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Lift the control panel upward to completely separate it from the chassis.
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Pull the control panel away from the chassis, making sure to thread the cables through its slot in the chassis.
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Remove the control panel.
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Open the front door completely.
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Use needle nose pliers to grip the spring end of the metal ring at the bottom of the rubber boot.
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Pull the ring away from the chassis to separate it from the boot.
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Use your hand to completely pull the ring off the boot.
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Insert one end of the ring into its groove along the boot's perimeter.
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Use pliers to slowly stretch the ring around the boot's perimeter until it's completely nested in its groove.
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Use your fingers to pull the boot off its lip on the front panel.
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Work your fingers around the boot until its completely separated from the panel.
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Open the filter panel at the bottom left of the front panel.
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Twist the filter panel upward to unclip it from the front panel.
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Use a Phillips driver to remove the two 12.8 mm‑long screws securing the filter trim.
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Pull the filter trim straight off the front panel to remove it.
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Use a Phillips driver to remove the 12.8 mm-long screw securing the lower front panel.
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Use a Phillips driver to remove the two 16 mm‑long screws securing the door latch.
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Pull the door latch through its slot in the chassis and let it hang on its wire.
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Use a Phillips driver, or a 7 mm nut driver, to remove the six 15 mm‑long screws securing the front panel.
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Lift the front panel upward to separate it from its clips on the bottom of the chassis.
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Pull the front panel away from the chassis to completely separate the front panel.
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Twist the pump filter handle counterclockwise to separate it from the pump assembly.
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Pull the filter straight out of the pump block assembly to remove it.
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Push the drain hose through its hole in the chassis until it's completely inside the device.
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Use diagonal cutters, or scissors, to remove the cable ties securing the plastic wrap to the pump assembly cables.
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Repeat the previous step for any cable ties bundling the pump assembly cables.
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Fold the plastic wrap away from the cables, enough to expose the connectors.
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Disconnect the connector attached to the pump cable.
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Use slip joint pliers to pinch the pump discharge hose clamp and slide it up the hose away from the pump assembly.
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Use slip joint pliers to rotate the pump discharge hose back and forth around its connection and loosen it.
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Pull the pump discharge hose straight off its connection on the assembly.
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Repeat the last two steps for the tub-to-pump hose.
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Use a 3/8 inch socket wrench to remove the three 46.1 mm-long screws securing the pump assembly.
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Lift the pump assembly out of its location in the frame to remove it.
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To reassemble your device, follow these instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Ask our Answers community for help.
To reassemble your device, follow these instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Ask our Answers community for help.
