Ice Maker Not Making Ice is usually one of a small number of specific, repairable causes — here's what to check and when it's worth calling a professional.
At 16 grains per gallon a fill valve narrows and a mould heater coats within months, so output tapers off gradually rather than stopping.
Shows up as slow or stopped production, and is a plumbing-side issue rather than the ice-making mechanism itself.
The mechanical components that form and eject cubes wear out gradually.
Las Vegas water runs about 16 grains per gallon — genuinely hard, and among the hardest municipal supplies in the country. Anything plumbed here accumulates mineral faster than the manual assumes: fill valves narrow, heating elements fur, and output tapers off over months rather than stopping outright.
Based on symptoms like this, these are the components our technicians check first. The exact part depends on your model and what we find during diagnosis.
Henderson — Custom hillside estates on the eastern slope of the McCullough Range a thousand feet above the valley floor, alongside late-1990s Tuscan-style resort construction at Lake Las Vegas now old enough that original built-in refrigeration is failing. We also cover Spring Valley, Summerlin, Summerlin South across Henderson.
ZIP codes we cover in Henderson: 89002, 89011, 89012, 89014, 89015, 89044, 89052, 89074
Most cases like this are fine to schedule within a day or two, though it's worth having looked at before it gets worse. If you're seeing a code on the display alongside this issue, our Liebherr error code guide can help narrow down the cause before we arrive. Either way, our repair service covers same-day diagnosis and a flat-rate quote before any work begins.
Same-day diagnosis, genuine OEM-compatible parts, warranty of up to 1 year.
*SubZero Repair Las Vegas is an independent repair company and is not affiliated in any way with Sub-Zero, Inc., Wolf Appliance, Inc., or any of their distributors. We are not a factory service provider and specialize exclusively in out-of-warranty appliance repairs.