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Model library · U-Line Ice Machine

HNB315

U-Line HNB315 Nugget Ice Repair

U-Line ice maker model

Most common issues on this model

  1. Auger and drive wearing down with the years
  2. Production sliding as scale coats the freezing cylinder
  3. Meltwater collecting in the storage bin

Water in the bottom of an HNB315 bin is not automatically a repair call. Nugget ice melts while it waits, and a machine that makes more than the household scoops out will always show some meltwater below the ice. What deserves a visit is water showing up outside the cabinet, or a bin that empties faster than the machine refills it.

Under a counter, the HNB315 spends its life beside a sink or bar, so we start with the supply line and the drain path, then look at how much scale has built up on the freezing cylinder. A scaled cylinder makes the auger work harder, and an auger that groans or stalls is telling you the mineral load has grown.

We give the price in writing before replacing anything.

Key features

  • 15-inch nugget ice machine
  • Build companion to the HNP315
  • Nugget ice formed by a rotating auger
  • Built-in undercounter installation
→Codes

Error codes this model can show

HNB315HNB315 questions
Is it normal to find water in the bottom of the bin?

Yes. Stored nugget ice melts slowly and the water drains away or pools in the bin. We only act when water reaches the floor, when the drain line is slow, or when ice melts faster than the machine can replace it.

Why does the machine run but make less ice than it used to?

Mineral scale on the freezing cylinder slows heat transfer and loads the auger. We descale the cylinder, check the inlet screen and flow, and test the auger drive so we know whether cleaning is enough.

Does the HNB315 need a drain connection?

The bin and cabinet shed meltwater, so the drain path matters. We check that the line slopes correctly, is free of slime and scale, and carries water away without backing up toward the bin floor.

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Book repair for your HNB315

Book in about a minute, or call the desk. Same-day windows inside the Loop on most days, next-day across the rest of Houston.

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