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PRD486WLGU

Thermador PRD486WLGU

What we most often repair on units like this

  1. Secondary oven that heats but does not reach the set temperature
  2. Sabbath Mode that will not start or will not exit
  3. TFT display that freezes or lags
  4. ExtraLow burner that goes out at the lowest setting
  5. Home Connect that no longer reaches the oven

With 12,400 W and a 50 A feed, the PRD486WLGU is among the more demanding electrical loads in a kitchen, and the first thing we verify is that the circuit and the terminal block can carry it. A loose lug at this amperage heats up, and the damage can look like a bad element when it is really a connection problem.

Two self-cleaning ovens, 3 cu ft and 1.3 cu ft, give a Sabbath Mode and a long list of modes to test. We run the cavities one at a time and watch how the TFT display responds, since the screen and Home Connect module share the control. A liquid gas nozzle set is in the box, so we confirm which fuel the burners are set for.

Thermador lists the model with no successor named. For a family that cooks on weekends and holidays, we advise that a check before the busy season is the cheapest way to avoid a dead oven on the day.

Key features

  • 48-inch Professional Dual Fuel Range in Stainless Steel with Star burners and four ExtraLow burners
  • Primary oven of 3 cu ft with 7 modes: Broil, Roast, Bake, Convection Bake, Self-Clean, Convection Broil and True Convection
  • Left secondary oven of 1.3 cu ft with 8 modes and Self-Clean in both cavities
  • Sabbath Mode, Color TFT Display and Home Connect
  • QuickClean Base and cast iron grates with rubber feet
  • Includes liquid gas nozzle set, temperature sensor, two telescopic racks, grill plate and two broiler pans; 240/208 V, 12,400 W, 50 A
→Codes

Codes this model may display

PRD486WLGUPRD486WLGU questions
Sabbath Mode will not turn on. Is the oven damaged?

Not necessarily. It may need a control reset or may be blocked by another active mode. We reset the control and check the display before looking for a deeper issue in the electronics.

Why do you check the power connection on a 50 A range?

At 12,400 W a poor connection runs hot. A discolored lug or loose wire can cause weak heat or a tripped breaker, so we tighten and inspect it before testing elements.

Are the two oven cavities serviced differently?

Each has its own elements, sensors and latch, so we test them separately. A problem in the 1.3 cu ft oven does not imply anything is wrong in the 3 cu ft one.

Request service

Schedule service for your PRD486WLGU

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.