Samsung Washer Not Draining: Causes, Checks and Repair Costs

A Samsung washer that will not drain has 6 usual causes, and on a front loader the first one is behind a panel most owners have never opened — the debris filter. It needs clearing every few months, the Self Clean cycle does not touch it, and a filter packed with lint and coins stops the drain as completely as a dead pump. Across 2,770 completed washer repairs our median invoice is $365, parts and labour included. See also what a washer that will not drain costs on any brand.

Match What Your Washer Is Doing

Note the code on the display and whether the pump makes any sound. Those two facts split this diagnosis before you touch a tool.

The Filter Behind the Little Door

Every Samsung front-load washer has a debris filter behind a small hinged or clip-on panel at the bottom front of the cabinet. Next to it is a short rubber hose with a cap. Both are there for the owner to use, and in our experience most owners have never opened either.

The filter catches everything the drum lets through: lint, hair, coins, buttons, paper, the corner of a tissue that went through the wash. It fills slowly and it does not announce itself. Drain times stretch by a few seconds a month, the machine starts taking longer to finish a cycle, and then one day a cycle times out with the drum full of water and a drain code on the display. Nothing has failed. The passage simply closed.

Two details catch people out. First, the Self Clean or Eco Drum Clean cycle does not clean this filter. It runs hot water through the drum to deal with residue on the tub and the gasket, and it has no way of removing a coin from a filter housing. A machine that has been Self Cleaned every month can still have a filter full of debris. Second, there is more water behind that cap than expected — three or four litres on a full tub. Let it out in stages into a shallow tray rather than opening the cap fully over a towel and hoping.

Top-load Samsung machines are different: most have no owner-accessible filter, so the debris that a front loader catches ends up at the pump instead. That is why a top loader is more likely to present with a jammed impeller and a humming pump, and a front loader with a slow drain that finally times out.

Drain Codes and What They Prove

Samsung shows a drain-related code when the water level has not fallen far enough within the time the cycle allows. Depending on the age of the machine it appears as a code beginning with 5, or on older units as a short two-letter message meaning the drain did not complete. Either way it means one thing: the water did not leave in time.

It does not say why, and it cannot. The control has no way to distinguish a packed filter from a jammed impeller, a kinked hose, a slimed hose or a blocked standpipe. So the code is where the diagnosis starts, never where it ends, and it is not a reason to order a pump.

What it does prove is worth having. A drain code means the machine reached the drain step and energised the pump, which clears the door lock circuit and the earlier cycle logic. A drum full of water with no code at all usually means the opposite — the cycle never got as far as draining, and the door lock or the control is the place to look. Silence and no code, versus a code and a noise, is the fork in this whole diagnosis.

What You Can Check Safely in Twenty Minutes

If the filter is clean, the hose is clear, the standpipe drains and the pump is silent when it should run, the fault is in the pump motor, the door lock or the control. Those need a meter to separate, and this is where guessing gets expensive: three parts, three prices, one full drum.

What a Technician Actually Checks

The order matters, because each test rules out a branch of causes instead of replacing parts and hoping.

What Samsung Washer Drain Repair Costs

These are complete invoices from our own jobs — part, labour and the visit together, not a parts price with extras added later. Ranges show the middle half of jobs, and the count is how many repairs each figure is based on.

Clearing the filter and the pump housing during the visit is not a separate job. What raises the bill is a pump fitted while the object that jammed the last one is still in the housing, or a pump replaced when the actual fault was a hose siphoning back from the standpipe.

Draining a Front Loader by Hand Without Flooding the Room

A Samsung front loader will not unlock its door while there is water above the glass, which is a safety feature rather than a fault. That leaves the filter drain hose as the way out, and doing it in the wrong order is how people end up with water across a laundry floor.

Work in stages. Lay towels down first, then find the shallowest container that fits under the panel — a baking tray works better than a bucket, because there is very little clearance. Pull the small capped hose out, hold it above the tray, then lower it and let a couple of litres run out. Cap it, empty the tray, and repeat. A full drum holds far more than one tray, and the flow is faster than it looks.

Only once the water is out should the filter itself be unscrewed, because the filter opening is much larger than the hose and it does not care about your towels. With the water gone, the filter comes out cleanly, and you get a proper look into the housing where the impeller sits. That is the moment to check for an object, because you will not get a better view without dismantling the machine.

Repair or Replace

Drain faults are among the cheapest washer repairs and the parts are not the expensive ones. Replacement only becomes sensible when something structural is also going.

Why the Same Fault Comes Back

Repeat drain visits trace to the object that caused the first one. A bra underwire threads itself into an impeller and does not leave the machine when the pump is replaced — it sits in the housing and finds the new impeller. That is why the debris matters as much as the part, and why a proper repair ends with the housing and hose checked rather than a new pump simply bolted in.

The second pattern is the filter interval. A filter cleared during a service call fills again, because the reason it filled has not changed. Every couple of months is the right rhythm for a household that washes most days, and quarterly is enough for lighter use. Households with pets or long hair need it more often than either. A machine whose filter is cleaned on a schedule almost never presents with a drain fault at all.

The third is detergent, and it hits Samsung front loaders particularly hard because they use so little water. Consistently overdosing a high-efficiency machine — and most people do, since the caps are generous and cold cycles dissolve less — builds a grey slime through the sump and the drain hose. It narrows the passage over a year or two, so drains get slower until a cycle finally times out. A hot cycle with no detergent once a month keeps it clear and costs nothing, and it prevents more repeat calls than any part on the list.

How Long a Drain Should Take

A healthy Samsung empties a full drum in roughly one to two minutes, and the pitch of the pump changes audibly as the water clears. Past three minutes there is a restriction somewhere even if the cycle completes normally, and that is the point to clean the filter rather than wait for a code.

After a repair or a filter clean, run one short empty cycle before loading laundry. It flushes what was loosened, confirms the drain time, and exposes a filter cap that was not seated properly while the floor is still dry — a cap left slightly loose leaks under pressure, not at rest, so it will pass a visual check and fail during a spin.

Two habits prevent most of this. Check pockets, which is still how most pumps die, and use a mesh bag for anything with wires or hooks. Beyond that, keep half an eye on how long the drain takes. A machine that used to empty in a minute and now takes four is telling you the passage is narrowing while the fix is still free.

What To Do Right Now

Unplug the machine. Start a Drain or Rinse and Spin cycle and listen: humming or grinding means a blockage, silence means the door lock or the control. Then open the panel at the bottom front, empty the water through the small hose in stages, and take the filter out and wash it. Check the drain hose is not kinked or pushed more than a hand’s depth into the standpipe, and pour a bucket of water down the pipe to prove the house drain is clear. If all of that checks out and the drum is still full, the fault is the pump, the lock or the board — and a meter separates them for less than replacing all three.

Samsung Washer Not Draining FAQ