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LG Washer Drain Hose Replacement - Signs & How-To

4 min read
⚡ Quick Answer

Standing water in the tub, leaks near the back of the machine, and slow or no drain usually mean a kinked, clogged, or damaged hose. Replacing it restores normal drainage.

Difficulty Intermediate (DIY)
Est. time 15-60 min
Tools Multimeter , nut driver, screwdrivers

LG Washer Drain Hose Replacement — What This Part Does

The drain hose carries wastewater from the washer to your household drain or standpipe. It connects to the drain pump outlet at the back of the cabinet and must be routed at the correct height (34 to 96 inches above the floor) to prevent backflow or siphoning. Over time the hose can become kinked from being pushed against a wall, clogged with lint and small clothing items, or cracked from age and flexing. Any of these conditions will prevent the washer from emptying properly and leave standing water in the drum at the end of a cycle.

Jump to Replacement Steps

Signs It Needs Replacing

How to Replace It

  1. Unplug the washer from the wall outlet and turn off both hot and cold water supply valves behind the machine.
  2. Pull the washer away from the wall far enough to access the back panel and drain hose connections.
  3. Place a shallow pan or towels on the floor, then locate the small emergency drain hose (usually behind the kick-plate or lower front access panel) and remove its cap to drain any remaining water into the pan.
  4. Disconnect the main drain hose from the household standpipe or drain, then loosen the clamp or clip securing the hose to the drain pump outlet at the back of the washer.
  5. Slide the old hose off the pump fitting and inspect both the hose interior and the pump outlet for lint, debris, or foreign objects, clearing any blockage you find.
  6. Check the pump filter or coin trap (accessed through the front kick-plate on most front-loaders) and clean out any debris that could restrict flow.
  7. Route the new drain hose through the same clips or brackets on the cabinet, then push it firmly onto the pump outlet and secure it with the original clamp or a new stainless hose clamp.
  8. Reconnect the other end of the hose to the standpipe or household drain, making sure the open end sits between 34 and 96 inches above the floor and is not inserted more than 8 inches into the standpipe.
  9. Push the washer back into place without crushing the hose, restore power and water, then run a drain or spin cycle to verify the washer empties completely and no leaks appear at either connection.

The Part You Need

PartNotes
LG Washer Drain HoseAmazon | Some models use a hose-and-tube assembly rather than a standalone hose. Find your exact part number on the model and serial plate inside the door frame or on the back panel, then cross-reference it on the LG parts site or with an appliance parts supplier.
Hose Clamp or Spring ClipAmazon | If the original clamp is rusted or weak, replace it with a stainless worm-drive clamp sized to fit the pump outlet (typically 1 to 1.5 inches diameter).

If this part is failing you may also see one of these codes:

When to Call a Pro

If you have replaced the drain hose and cleaned the pump filter but the washer still will not drain or shows repeated OE errors, the drain pump itself may have failed and will need to be tested and replaced. Pump replacement requires removing the lower front or rear panel, disconnecting wiring harnesses, and sometimes tilting or laying the washer on its side. If you are not comfortable working with electrical connectors or handling the weight of the machine, call a qualified appliance technician to diagnose the pump and complete the repair safely.


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