If your washing machine fills, agitates, and even spins, but the water just won’t drain, or drains painfully slowly, the pump is one of the first places to look. It’s a small component with a big job, and when it starts to fail, the signs are usually easy to spot once you know what to check.
What the Drain Pump Actually Does
The drain pump’s only job is to push wash and rinse water out of the tub and through the drain hose once a cycle is finished. It runs briefly during each cycle, usually so quietly you’d never notice it working, right up until it stops working properly.
Signs Your Pump May Be Failing
- Water left standing in the drum after a cycle finishes
- Loud humming, buzzing, or grinding during the drain portion of the cycle
- No sound at all when the machine should be draining
- Drain error codes on the display, if your model shows them
- Slow draining that leaves clothes heavier and wetter than normal
- A burning smell, which can mean the pump motor is straining or has already failed
What Usually Causes a Pump to Fail
Foreign Objects
Coins, buttons, hair ties, and small socks are common culprits. These items make their way into the pump housing and either jam the impeller or damage it outright. This is by far the most common reason a pump stops working, and it’s also the cheapest fix if the pump itself is undamaged.
Worn Out Motor or Impeller
Like any motor, the pump wears out with age and use. Years of regular cycles gradually wear down the bearings and impeller blades until the pump can no longer generate enough force to clear the water, even with nothing blocking it.
Clogged or Kinked Drain Hose
Sometimes the pump itself is fine, but a clogged, kinked, or improperly installed drain hose is doing the damage. If the pump is straining against a blocked exit, it can burn out prematurely even though it wasn’t the original problem.
Before You Call: A Few Things to Check
- Check behind and underneath the washer for a kinked or pinched drain hose
- If your model has an accessible pump filter, check it for coins, lint, or debris
- Listen closely during the drain cycle for humming with no water movement, a strong sign of a jam or worn motor
A pump that hums but doesn’t drain is very different from a pump that’s silent. One usually means a blockage; the other often means the motor itself has failed. Either way, running more cycles on a struggling pump can lead to it burning out completely.
When to Call for a Repair
If you’ve checked the hose and filter and the machine still won’t drain properly, it’s time for a professional diagnosis. Pump replacement is straightforward for a trained technician, but a misdiagnosis, replacing the pump when the real issue is the hose, motor coupling, or control board, means paying for a part you didn’t need.
If your washing machine isn’t draining right, give Brevard Washer & Dryer a call at (321) 446-5125. We’ll diagnose the actual cause and get it fixed the first time.
