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HOUNO B Series - Troubleshooting Error Codes 22 and 23

HOUNO B Series
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TROUBLESHOOTING ERROR CODES
SERVICE MANUAL 53
REVISION 04/19, SW: 3.51
Error Code 22
Program interrupted. There was a power outage while the program was running. The
power outage lasted for so long that the program cannot be restarted.
Steps Checklist Solution
1 - The oven can be set up
to restart after a power
outage. Contact the service
personnel.
Error Code 23
The oven is too hot for CombiWash to start.
Steps Checklist Solution
1 Cool down the oven and restart
CombiWash
2 Go to the test menu to see which infor-
mation the computer displays.
3 Check that the temperature in the oven
chamber matches the temperature that
is displayed.
Cool down the oven and
restart CombiWash.
4 Test the temperature sensor using an
ohmmeter, and check whether the value
matches the value in the table.
Change the sensor.
5 - Change the I/O board.

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