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Cracked or warped manifold body causes water to drip inside the fresh-food compartment or pool under the filter cap.
A broken internal seal or failed quick-connect port blocks water flow to the door dispenser completely.
Damaged O-ring seats allow air intrusion, resulting in intermittent, low-pressure, or sputtering water at the dispenser.
Insufficient water pressure reaching the ice maker due to a leaking or cracked manifold causes small, hollow, or no ice production.
Worn or broken filter-lock tabs in the manifold prevent the water filter from clicking into place, leaving the system unsealed.
💡 Pro Tip: How to Diagnose a Faulty Water Filter Head
Your part is likely the culprit if you notice any of the following:
⚠️ Water leaking from around the filter housing or dripping inside the fresh-food compartment
⚠️ No water or very slow trickle from the door dispenser despite a new filter installed
⚠️ Ice maker producing only half-sized cubes or stopping production entirely
⚠️ Water filter won't lock into position or feels loose and spins freely
⚠️ Air spurts or sputtering when dispensing water, indicating a broken internal seal
Before ordering, rule out a clogged or incorrectly seated filter first. If swapping the filter does not resolve the issue, the manifold head itself is the most common next failure point. Inspect the plastic housing and O-ring seats for cracks or deformation under good lighting.
📦 What's in the Box
✅ 1× Water Filter Head / Manifold Assembly (Part # 5304522623)
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Disclaimer: Compatibility information, part numbers, and model fitment data on this page are sourced from manufacturer databases and third-party references. While we strive for accuracy, please verify your appliance model number before ordering. Heima is not responsible for errors or omissions in compatibility listings.
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