Dishwasher Not Draining? WPW10531320 Drain Pump & Motor Assembly — Fix Standing Water Fast
If your dishwasher finishes a cycle but leaves standing water in the tub, the drain pump is almost always the cause. In Whirlpool-built dishwashers, the drain pump and motor assembly is the single component responsible for forcing wastewater out during the drain cycle. When it fails, water has nowhere to go — dishes come out wet, cycles stall, and error codes appear. ⚡ One of the most common failure points in Whirlpool, KitchenAid, JennAir, and Kenmore 665-series dishwashers. Part WPW10531320 is the genuine OEM replacement that restores full drain function and clears standing water immediately.
❓ Is This the Right Part?
This is the correct fix if ALL of the following are true:
- ✔ Dishwasher powers on and runs a full wash cycle normally
- ✔ Spray arms, heating element, and detergent dispenser work correctly
- ✔ Water supply and inlet valve confirmed OK — water fills properly
- ✔ ONLY problem is standing water remaining after the drain cycle completes
Not sure? Send us your model number — we'll confirm before you order.
🔧 Common Symptoms
- Standing water at the bottom of the dishwasher after cycle ends
- Dishwasher stops mid-cycle with a drain error (F8E1, F2E2, or similar)
- Humming or buzzing noise during drain phase with no water movement
- Dishes are wet and dirty — cycle appears to complete but water never evacuates
✔ If these symptoms match, the drain pump & motor assembly is the most likely failed component in the system.
✔ In most cases, replacing this pump restores normal drain operation immediately after installation.
📦 Part Details
- Part Number: WPW10531320
- Type: Dishwasher Drain Pump & Motor Assembly — removes wastewater during the drain cycle
- Replaces: W10314713, W10531320
- Supersession Chain: W10314713 / W10531320 → WPW10531320
- Brands: Whirlpool, KitchenAid, JennAir, Kenmore (665-series)
- OEM: Genuine Whirlpool part — same number for Canada and U.S.
While the dishwasher is open, inspect the drain hose and check valve for cracks, kinks, or debris buildup — a blocked hose is often mistaken for a pump failure and can cause a new pump to fail prematurely. Takes 2 minutes to check and can save a repeat repair call.
⚙️ Installation
Skill Level: MODERATE — 30–45 minutes. Disconnect power and turn off water supply before servicing. Remove the lower dish rack and spray arm, then unscrew the pump cover at the base of the tub. Disconnect the wiring harness and drain hose, swap the pump assembly, and reassemble in reverse order. Run a short drain cycle to confirm operation before closing up.
✓ Compatible Models
Confirmed compatible with 2214793N512, 66512762K312, 66512763K312, 66512763K313, 66512769K312, 66512769K313, 66512772K312, 66512772K314, 66512773K313, 66512773K314, 66512774K312, 66512774K313, 66512774K314, 66512776K311, 66512776K312, 66512776K314, 66512776K315, 66512779K312, 66512779K313, 66512779K314, 66512782K310, 66512782K312, 66512782K313, 66512783K311 — plus additional Whirlpool-built models. Contact us to verify your model number before ordering.
💡 Pro Tip
The check valve (a small flapper inside the drain hose connection) prevents drained water from flowing back into the tub. If it's stuck open or cracked, you'll get standing water even with a brand-new pump installed. It's a $5–$10 part — worth replacing at the same time to guarantee a clean repair.
✓ Model-Specific Repair Pages
✅Compatibility & Cross Reference
Not sure about your model number? Call 1-877-899-7278 and we’ll help you confirm. All brand names are the property of their respective owners and are used for compatibility reference only.
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