What Griddle Heating Unevenly means on your Dacor rangetop (dacor rangetop griddle heating unevenly)
Where a code would be, Dacor’s rangetop manual has a paragraph — and this page is built on the paragraph. Some Dacor rangetops include a dedicated griddle or grill zone fed by its own burner tube arrangement under a flat plate rather than an open flame ring, and uneven heating there is treated in the manual as a burner-tube and plate-seating issue, the same family of causes as an uneven flame on a standard burner.

Symptoms
Compare what your Dacor rangetop is actually doing against the list below, since more than one rangetop problem can look like Griddle Heating Unevenly at first.
- One end or side of the griddle plate heats noticeably faster than the other.
- Food browns unevenly across the griddle surface at the same setting.
- A cold spot persists in roughly the same location every time the griddle is used.
- The griddle plate rocks slightly or does not sit fully flat on its supports.
Common causes
There is more than one road to Griddle Heating Unevenly on a Dacor rangetop, and the list below walks them in the order a technician would on your rangetop.
- Blocked burner tube ports under the plate — debris restricts gas flow to part of the tube run.
- Griddle plate warped or not seated flat — an uneven plate transfers heat unevenly regardless of the burner beneath it.
- Grease buildup insulating part of the plate — a thick layer of baked-on grease slows heat transfer in that spot.
- Uneven gas distribution along a long burner tube — more common on wider griddle zones spanning the full rangetop width.
Troubleshooting steps you can try
Each check below is one an owner can make on a rangetop without tools, and each rules something out about Griddle Heating Unevenly before a technician is called to the rangetop.
- Remove the griddle plate and clean both its underside and the burner tube beneath it thoroughly.
- Check that the plate sits flat and level on its supports without rocking.
- Preheat the empty griddle and use an infrared thermometer or a visual water-drop test to map hot and cold areas.
- Note whether the cold spot is fixed to the plate or fixed to the rangetop position by swapping the plate end-for-end if possible.
- Book a technician if a warped plate or a burner tube problem is suspected after cleaning does not help.
Parts a technician may replace
On a rangetop in this condition the likely candidates are the griddle burner tubes, burner valve, and griddle plate. Each is tested on the rangetop before it is replaced, and the part is matched to your rangetop from its model and serial number.
When to call a technician
A technician inspects the griddle burner tube for uneven port wear and checks whether the plate itself needs replacing due to warping. This is rated Low severity, so there is no emergency on the rangetop — but if Griddle Heating Unevenly keeps returning to the rangetop, have the cause confirmed before a part is bought. We answer to you and not to Dacor, we fit genuine parts to your rangetop, and we warrant that labor for 30 days.
Related help and Dacor resources
Once the Griddle Heating Unevenly condition has outlasted the owner-level checks, the rangetop is a service call: book one, or read the other rangetop problem pages. www.dacor.com holds the rangetop data sheet.