7. Possible Malfunctions
Error messages on the digital display
Error
message
Improper connection inside the unit –
Er 1
probe for internal product temperature
measurement
Improper connection of probe for
Er 2
internal product temperature
measurement
Er 3
Improper connection of steam sensor
Improper connection of condenser
Er 4
sensor
AL 1
Open doors
High-pressure alarm
•
AL 2
•
•
- 48 -
Description of error
Food product inside unit has
temperature above +70° C
Dirty condenser
Damaged condenser ventilation
Recommendation
Contact service centre
Contact service centre
Contact service centre
Contact service centre
Close doors
•
Cool interior of unit
(below +70° C)
•
Clean condenser
•
Contact service centre