U-Line · Wine Cooler error code

Zone T Open / (L)(R) Zone T OpenZone thermistor circuit open

Cross-checked Power off, standard tools

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OnCall Tech is a reference tool for trained technicians and can make mistakes. Always disconnect power and confirm with the manufacturer's documentation before you work.

Related diagnostic guides

Guide · Wine Cooler

Dual-zone wine cooler: one zone warm, the other fine

When one zone of a dual-zone cooler works, the compressor or main cooling is usually alive. Focus on what each zone has on its own: its sensor, its fan, its air path or damper, its door seal and its section of the control.

6 steps ~60 minmoderate
Guide · Wine Cooler

Display shows an error, HI/LO, or does not respond

Many alarms (HI/LO, door) clear once the door is closed and the cabinet recovers. Sensor codes point to a thermistor or its wiring. A dead display with power present is usually the display board.

4 steps ~30 mineasy

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E3

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U-Line wine cooler error Zone T Open / (L)(R) Zone T Open: Zone thermistor circuit open · OnCall Tech