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Error Code

U-Line Freezer (L) (R) Temp Lo 6H+

Use this summary if (L) (R) Temp Lo 6H+ interrupted a U-Line Freezer. Orientation: Left or right zone more than 10°F below set point for over 6 hours. Sealed refrigeration and live-board work stay technician-only.

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Reviewed by Ethan Cole · Last reviewed August 11, 2026

Ethan Cole Written by Ethan Cole Appliance Repair Content Specialist Published August 11, 2026 Technically reviewed August 11, 2026
Error code (L) (R) Temp Lo 6H+
Appliance Freezer
Affected model series Select U-Line electronic-control Freezer appliances (verify the code map for yours)
Quick answer

U-Line Freezer · (L) (R) Temp Lo 6H+: Left or right zone more than 10°F below set point for over 6 hours. — verify on your docs.

Model compatibility: U-Line reuses display codes across control platforms, so (L) (R) Temp Lo 6H+ 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

If your U-Line freezer shows (L) (R) Temp Lo 6H+, start from: Left or right zone more than 10°F below set point for over 6 hours.. 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)
  • Photograph the display and rating label so an independent tech can match the code to your model
  • 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 (L) (R) Temp Lo 6H+, 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.

FAQ

Frequently asked questions

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

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