HOUNO CombiSlim CPE User Manual
Page 40

CombiSlim CPE - Ver. 2.59 – June 2011
40
Error Codes
 
 
Error code 4:
Oven too hot (Oven chamber thermoswitch has tripped. Reconnect by 
pressing button under oven.) 
Error code 6:
Drain too hot (Drain temperature has been above 75°C for more than 5 min. 
Check that jet in drain is working.) 
Error code 7:
Oven sensor defective (Temperature sensor in oven chamber not working 
properly.) 
Error code 8:
Core temp. probe not working
Error code 10: Drain sensor defective (Sensor in drain not working. Oven can still be used.) 
Error code 16: IO board too hot 
Error code 19: Internal defect (Internal failure in SW process. Restart oven.) 
Error code 20: Internal defect (Failure in communication between computer and IO board.) 
Error code 21: Invalid program (Program uses function which oven does not support.) 
Error code 22:
Program interrupted (Power cut-out during program performance. Cut-out 
has lasted so long that program cannot be restarted.) 
Error code 23:
CombiWash error (Oven too hot for CombiWash to start. Cool down and 
restart oven.) 
Error code 28:
Alarm defective (An invalid combination of the main alarms has been 
detected. The main alarms are not shown correctly.) 
Error code 29:
Door sensor defective (Door sensor does not work. Note: Oven does not 
stop when door is opened. Oven can still be used.) 
Error code 34: Water pressure too low (Check that water is turned on.)
Error code 38:
Detergent in oven (CombiWash interrupted while detergent in oven chamber. 
Run CombiWash step 0 before using oven.) 
Error code 39: Memory insufficient (Memory insufficient for this operation.)
Error code 40:
IO board hot (Internal temperature of IO board has been too high. Clean 
filter at the bottom of the panel. This is a warning: If temperature rises 
further, oven stops showing error code 16. 
Error code 45: 24V failure (No 24V AC. Check fuse F1. Main contactor outlet not working.)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
