
Dacor Discovery Oven Diagnostic Mode:
Models: EO, PO, MOV, MOH, SINGLES AND DOUBLES, 27” AND 30”
To Enter Diagnostic Mode: With the main
power supply to the oven turned on, press
and hold the CANCEL/SECURE and # keys
at the same time. When the diagnostic
password screen appears, release the
CANCEL/SECURE key first then the # key.
Page 8-1
Enter your Dacor Authorized Servicer Number:
Press the 7 key on the keypad repeatedly until the letter S appears just below the
words SERVICE ID NUMBER. Wait 3 seconds. Enter your Dacor Servicer
Number. Press ENTER. Page 8-1
FACTORY and SERVICE DIAGNOSTIC HOME SCREEN:
This screen allows you to access 5 options: VERSION, MANUAL DIAGNOSTIC,
SERVICE TEMP, FACTORY TEMP, and ERROR CODES.
When done with the diagnostic screen, press CANCEL/SECURE, to return to
home screen. Page 8-1
VERSION: Use this option to access information about the software versions
programmed into the oven’s printed circuit boards. Important: The Versions and
checksums for the upper and lower relay boards on a double oven must match
for the ovens to work properly. Page: 8-2
MANUAL DIAGNOSTIC: Use this option to diagnose problems with individual
components and cooking modes. This diagnostic screen offers (4) options for
exercising the oven components in a matter that will allow diagnosis of various
types of failures: Outputs, Inputs, Modes 1 and 2. Page 8-4
MANUAL DIAGNOSTIC – OUTPUTS: This diagnostic mode allows the Service
Tech to turn each output component in the oven on by itself while leaving all other
components off. To turn on a particular component, press the appropriate number
on the keypad. The display will indicate the component that has been turned on.
Pa
e: 8-4
MANUAL DIAGNOSTIC – INPUTS: This diagnostic screen allows the Service
Tech to monitor all of the input components while stimulus is supplied. Page 8-4
MANUAL DIAGNOSTIC – MODE 1 AND 2: This diagnostic screen allows the
Service Tech to set the oven to a cooking mode without having to exit the
diagnostics to the home screen. Page 8-6
SERVICE TEMP: The service temp screen allows the Service Tech to modify the
calibration of the various oven cooking modes. The settings on the SERVICE
TEMP screen indicate the amount by which the factory calibration setting settings
are raised or lowered. Return the oven to factory settings by changing all the
SERVICE TEMP settings back to zero. Page: 8-7
FACTORY TEMP: These are the base calibration settings made at the factory.
Dacor does not recommend modifying these settings. If the FACTORY TEMP
settings must be changed, they are changed in the same manner as the
SERVICE TEMP settings. Page: 8-7
ERROR CODES: This screen will display the twenty (20) most recent error codes
stored in the oven controller. The most recent error code will appear in the
number one (1) position on the display. Remember to press the CLEAR ALL key
before exiting the ERROR CODES SCREEN. Page: 8-8
Dacor Tec-Line: 800-353-2267
PG: 10
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