Dishwasher Not Cleaning Dishes? Center Spray Arm W11627525 – Fix Poor Wash Performance Fast

Dishes coming out dirty, gritty, or with food still stuck on them is almost always a spray arm problem — not a detergent problem. In most Whirlpool, KitchenAid, and Maytag dishwashers, the center spray arm is the primary water distribution component for the middle rack. When it cracks, clogs, or loses its spin, water pressure drops and the middle rack gets little to no wash coverage. ⚡ One of the most common wash-performance failures in Whirlpool-platform dishwashers. Part W11627525 is the genuine OEM center spray arm assembly — superseding W11043437 — that restores full water distribution and cleaning performance immediately.

❓ Is This the Right Part?

This is the correct fix if ALL of the following are true:

• ✔ Dishwasher powers on, fills, and drains normally
• ✔ Bottom rack dishes come out clean but middle rack dishes do not
• ✔ Water supply and inlet valve are confirmed functional
• ✔ Spray arm is cracked, clogged, or won't spin freely when tested by hand
• ✔ ONLY problem is poor wash performance on the middle rack

🔧 Common Symptoms

• Middle rack dishes coming out dirty or with food residue
• Gritty or cloudy film on glasses and plates from the middle rack
• Spray arm cracked, broken, or visibly damaged
• Spray arm won't spin freely — blocked or seized at the hub
• Spray holes clogged with mineral deposits or food debris
• Wash performance declining gradually over time

✔ If these symptoms match, this is the most likely failed component in the system.

✔ In most cases, replacing this center spray arm restores full wash performance immediately.

📦 Part Details

• Part Number: W11627525
• Type: Dishwasher Center Spray Arm Assembly
• Replaces: W11043437 — no modification required
• Brands: Whirlpool, KitchenAid, Maytag, Kenmore

⚙️ Installation Notes

Skill Level: EASY — 5–10 minutes. No tools required. Pull out the middle rack and locate the center spray arm mounted on the spray tower. Twist the retaining nut counterclockwise to release the old arm, lift it off, and snap the new arm onto the tower hub. Twist the retaining nut clockwise to lock. Reinstall the middle rack and run a test cycle to confirm full rotation and wash coverage.

💡 Pro Tip

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✓ Model-Specific Repair Pages