HOUNO CombiSlim CPE ovens - Manual (Page 32)

TROUBLESHOOTING
32 COMBISLIM USER MANUAL CPE
Error Code Problem Possible solution
23 CombiWash error Oven is too hot for CombiWash to start.
Cool down and restart oven.
28 Alarm defective An invalid combination of the main
alarms has been detected. The main
alarms are not displayed correctly.
Contact authorized service personnel.
29 Door sensor defective The door sensor does not work properly.
The oven does not stop operating when
the door is opened. The oven can still
be used. Try to calibrate the door sensor.
34 Water pressure too low Check that the water is turned on.
36 No detergent. The detergent or rinse aid container is
empty. Refill detergent or rinse aid.
38 Detergent in oven CombiWash was interrupted while there
was still detergent in the oven chamber.
Run CombiWash Flush before using the
oven.
39 Memory insufficient There is insufficient memory to run the
selected operation. Contact authorized
service personnel.
40 IO board hot The internal temperature of the IO
board has been too high. Clean the inlet
filter at the bottom of the panel. Note
that this is a warning. If the temperature
continues to rise, the oven will stop and
display error code 16.
45 24V failure There is no 24V AC. The main contactor
output is not working. Check fuse F1.