Wolf DF304, Техническое и сервисное руководство

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D Du ua all F Fu ue ell R Ra an ng ge e
Troubleshooting Guide
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TROUBLESHOOTING GUIDE
This section of the manual contains the General Troubleshooting Guide which will help the Service Technician trou-
bleshoot a Wolf Dual Fuel Range.
How to Use the Troubleshooting Guide
The troubleshooting guide table of contents shows how the troubleshooting guide is laid out. The troubleshooting
guide is organized into component areas with the most common problems listed first.
On the table of contents identify the description of the problem that the unit is experiencing. To the left of the prob-
lem description is a letter. Locate that letter in the left column of the Troubleshooting Guide. The center column of
the troubleshooting guide will identify the possible causes for the problem. The information to the right of the possi-
ble causes will explain what tests to perform in order to determine if what you are checking is the cause, and/or what
action to take to correct the problem.
Diagnostic Mode
To initiate Diagnostic Mode, the oven control knob bezel must be OFF position. Now, press and hold CLOCK key
and TIMER key for 3 seconds. The ambient cavity temperature will be displayed in the temperature readout knob.
Now, turn the oven temperature readout knob to the right seven separate times, this will toggle from error code 1
thru 7. To return to error code number one, turn the oven temperature readout knob to the left seven separate
times. The software version will be displayed in the hours and minutes display of the clock. To clear error codes
once unit has been fixed, press the CLEAR key. To exit Diagnostic Mode, press the ENTER key.
NOTE: Once diagnostic mode is entered, there is a 2 minute time out, which is restarted each time a key is
pressed.
Error Indicators
Error codes can give a visual and audible alarm. The visual indication will be “Err” displayed in the Cook Time digits
and the number or letter of the error code will be displayed in the Stop Time digits of the Electronic Control Housing.
The Oven Temperature Readout Knob will also show “Err” in the display window. The last seven errors will be
stored in the EEPROM for recall when in diagnostic mode.
FIELD OPTION MODE
Field option mode allows for the user to adjust or change specific options of the ECH and oven controller, such as
User Preference Offset, 12 hour to 24 hour clock and ° Fahrenheit to °Celsius temperature.
UPO (User Preference Offset)
This option allows the user to offset a specific oven temperature ±35° in 1°F (Fahrenheit) increments or ± 19° in 1°C
(Celsius) increments.
To initiate, press and hold the CLOCK key for 5 seconds. The current UPO will be displayed in the temperature
readout knob, turning the knob at this point you can change the UPO. Turn the knob to the left or right to increase
or decrease the UPO in 1° increments as much as ±35°.
Changing Clock to 24 Hours
To set 24 hour clock, press and hold CLOCK key on display panel for 5 seconds. Now, press CLOCK key to change
from 24 hour to 12 hour or vice versa. Then, press ENTER or after short delay the clock will set by default.
Fahrenheit to Celsius
The oven temperature can be changed to read Fahrenheit or Celsius temperature..
To initiate, press and hold CLOCK key on display panel for 5 seconds. Now, press COOKTIME key to change from
°F and °C or visa-versa. Next, press ENTER key on the display panel or after short delay °F or °C will set by
default.