Blodgett BLCT-6E - Page 41

Troubleshooting
Error Code 19
An internal error occurred. The oven server process is not responding. Oven
server process failed.
Steps
Check list
Solution
1
-
Restart the oven.
Error Code 20
An internal error occurred. A communication failure occurred between the
computer and the IO board. The IO board software is not responding. Wrong
software version on the IO board.
Steps
Check list
Solution
1
Check the wire connection between the
Change the IO board or the
IO board and the CPU board.
CPU board if necessary.
Note: Check to make sure the control filter screen is in place. Failure to
have this in place can result in debris coming in contact with the electrical
connections and may void warranty.
Error Code 21
Invalid program. The program you have chosen is not supported by the oven.
Steps
Check list
Solution
1
Go to the USB key function.
Download the program
combination that matches
this oven type.
42 SERVICE MANUAL