Dacor Wall Oven C-20 Error Code
C-20 on current Dacor ovens means the oven sensor is open or shorted while the oven is operating.
Model Reference
Dacor DOB30M977D Repair: Common Problems and Model-Specific Service Guide
Dacor DOB30M977D double wall oven — model notes, common issues and what to have ready before booking.
Model number
DOB30M977D
Appliance category
Wall Oven / Combination Oven
About this model
Model overview
A double wall oven stacks two cavities in one 30-inch opening, so the upper and lower units can share a frame while using separate heating and control parts. For the Dacor DOB30M977D, that layout means a fault in one cavity does not always appear in the other. A door that will not latch, a fan that stays silent, or a code on one display points to a different assembly than a temperature drop across both. Technicians often check the upper cavity first when the symptom is a light or display issue, then move to the lower one for heating complaints. Note which cavity showed the problem when booking, and list DOB30M977D with it.
DOB30M977D is a Dacor 30″ double wall oven. The model number is printed on the rating label, usually on the frame around the door opening, visible with the door open; match it letter for letter before booking.
Known problems
Common issues for this model
- Door lock stuck after self-clean
- Temperature off from the setting
- Fan, light or display not working
- Error code on the control panel
Diagnostics
Related error codes
Get it fixed
Recommended repair service
Dacor Wall Oven Repair
Dacor wall oven repair: common problems, safe checks, model and error-code resources, and when to book professional wall oven service.
Model-information disclaimer. Confirm your exact model number and specifications with your appliance documentation before booking a repair. Model pages are for identification and compatibility reference.
FAQ
Frequently asked questions
Check the rating label on the frame around the door opening, visible with the door open. Use the full number, including any letters at the end.
Yes. We book in-home visits for this model in Los Angeles and Orange County. Add the model number and the symptom to the booking form.
Note the mode used (bake, convection, steam, self-clean) and any code on the display.
Book a repair
Tell us what’s wrong — we’ll take it from there
Share a few details and we’ll confirm an appointment. Prefer to talk? Call us and we’ll help right away.
Phone
(310) 742-1907
Hours
Mon–Sat 8:00 AM–7:00 PM, Sunday Closed
Service area
Los Angeles and Orange County
Request your repair
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