Sub-Zero Wine Storage

Sub-Zero 424

Model # 424

Sub-Zero wine storage repair

The 424 is an undercounter wine storage unit from Sub-Zero’s 400 Series with dual independent temperature zones, roller-assembly shelves faced in natural cherry wood, and a lighted electronic control panel. It’s discontinued, also printed as the 424/O.

Both zones drifting together over a matter of days is the issue reported most on a 424, which points toward the door seal rather than either zone’s individual sensor. A door seal no longer holding against the cabinet, and interior lighting that doesn’t come on with the door, are the other common calls on this model.

Key Features

  • Undercounter wine storage unit
  • Dual independent temperature zones, roller-assembly shelves with natural cherry wood facing, stationary shelf, lighted electronic control panel, discreet lighting
  • 400 Series wine storage generation, no longer produced
  • Also printed by Sub-Zero as 424/O, recorded exactly as published; the suffix meanings are not documented anywhere we could read

Most Common Issues on This Model

01

Both zones drifting together over a matter of days

02

Door seal no longer holding against the cabinet

03

Interior lighting not coming on with the door

Error Codes Common to This Model

Own This Model? Book a Diagnosis.

Have the model number to hand when you book, so the technician arrives knowing which parts this model uses and where it usually fails.

FAQ

Sub-Zero 424 FAQ

Usually one — when both zones move together, it typically points to the door seal rather than two separate sensor issues.

Not urgent on its own, but worth having checked along with the door seal, since both affect how well the cabinet holds its set temperature.

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