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T18IW905SP

Thermador T18IW905SP

What we most often repair on units like this

  1. A zone that never reaches its set temperature
  2. Rack rails binding under a full load
  3. Glass fogging where the door is not sealing
  4. No Home Connect alerts after the network changed

Two bottles more than the 800-generation T18IW800SP: the T18IW905SP stores 58 in an 18-inch Freedom column and divides them between two independent zones. Thermador’s product page points out the Wenge wood diamond dowels that cradle every bottle on hidden rails, and Star-K certification covers the column.

Each zone has its own controls, so a single zone that refuses to hold temperature sends us to the sensor, fan or air route for that zone alone, not to the whole column. We check the cold zone first against the warm one with a thermometer. Full bottles make racks heavy for their rails, which is why a sticking rack should be eased out, never yanked. Fogging on the glass suggests a door that is not sealing, and missing alerts after a router change usually mean the app connection needs to be paired again.

Key features

  • Built-in wine column, 18 in. wide, for a panel, 58 bottles
  • A pair of independent temperature zones
  • Wenge wood diamond dowels riding on concealed rails
  • Star-K certified; 83 3/4 in. high, 17 3/4 in. wide, 24 in. deep
→Codes

Codes this model may display

T18IW905SPT18IW905SP questions
One zone runs five degrees off while the other is right. What does that tell us?

The cooling system is clearly working, since the other zone is correct. We start with the sensor, the fan and the airflow serving the warm zone, and compare it with a thermometer.

Can this column take a custom panel?

Yes. The column is built panel-ready, so a custom panel can make it match the cabinets around it, and the hinge is designed to keep the panel flush when the door is closed.

Why does a rack stick when it is fully loaded?

A packed rack weighs a lot for the hidden rails. Pulling hard can damage it, so we ease it out, check the alignment of the rails and suggest a lighter load if one is needed.

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Schedule service for your T18IW905SP

Request a visit online in about a minute or phone our coordinators. Close-in neighborhoods often see a same-day slot; the outer counties usually get the next day across Houston.