Seeing Zone T Short on your U-Line Ice Maker? Start with the non-invasive checks below. Master-list note: Zone thermistor circuit shorted. Exact behavior can differ by platform.
Reviewed by Ethan Cole · Last reviewed August 11, 2026
Written by
Ethan Cole Appliance Repair Content SpecialistPublished August 11, 2026Technically reviewed August 11, 2026
Error codeZone T Short
ApplianceIce Maker
Affected model seriesU-Line Ice Maker with electronic diagnostic displays (confirm your model)
Quick answer
Zone T Short on U-Line Ice Maker appliances: Zone thermistor circuit shorted..
Model compatibility: U-Line reuses display codes across control platforms, so Zone T Short may mean something different on another appliance family or generation. Confirm this against your model’s documentation and record your full model number before acting.
Plain language
What this code means
U-Line ice production controls may show Zone T Short for: Zone thermistor circuit shorted.. Control generations vary across U-Line undercounter lines — photograph the full display and model tag before ordering parts.
Before you call
Safe checks you can make
These are simple, non-hazardous checks only. If anything is unclear, stop and contact a technician.
Record the exact display string shown (including flash patterns)
Record the full U-Line model number from the rating label
Confirm doors/drawers are fully closed and seals are clear of debris
Perform a manufacturer-approved power restart once if safe to do so
Important safety warning. Do not open internal panels, access high-voltage wiring, or attempt sealed refrigeration work. Never bypass safety devices. If you see smoke, sparks, a burning smell, or water near electrical parts, switch the appliance off at the outlet if it is safe to do so and call a professional.
Please avoid
What not to attempt
Do not open internal panels or access high-voltage components
Do not open or attempt to recharge the sealed refrigerant system
Do not bypass door switches, safety devices or interlocks
Do not keep running the appliance if there is water near electrical parts, a burning smell or sparks
Get help
When to call a technician
For recurring Zone T Short, independent service is safer than guessing parts. U-Line Appliance Repair will diagnose on site and estimate before any repair.
Code still showing?
Get this U-Line fault diagnosed properly
A returning error code usually needs model-specific testing. Book a visit for a clear estimate — no surprise add-ons.
Try only the safe checks and one manufacturer-approved restart. If Zone T Short returns, stop and book independent diagnosis with U-Line Appliance Repair.
Control generations vary across U-Line undercounter lines — photograph the full display and model tag before ordering parts.
References
Sources & references
U-Line product documentation / User Guide & Service Manual families
U-Line error/diagnostic code master list v2 (verified)
Code still showing?
Get this U-Line fault diagnosed properly
A returning error code usually needs model-specific testing. Book a visit for a clear estimate — no surprise add-ons.
Book a repair
Tell us what’s wrong — we’ll take it from there
Share a few details and we’ll confirm an appointment. Prefer to talk? Call us and we’ll help right away.
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