Arjo Tornado - Error Indicators and Troubleshooting; Error and Information Codes

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5 ERROR INDICATORS
5.1 Error message
For certain errors in the process, information about the cause
of the error is given on the display on the front panel. The error
messages must be acknowledged when the error has been put
right. The following error messages may appear:
5.1.1 Error codes (must be acknowledged):
Error
code
Meaning Comments
F1 Temperature sensor error
F2 Level sensor error, tank Logical error in level sensor in tank
F3 Level sensor agent Low level agent
F4 Door logic error Door locked but not closed.
F5 /RJLFHUURUPDFKLQHFRQ¿JXUDWLRQ &RQWUDGLFWLRQLQFRQ¿JXUDWLRQ
F6 Inspection request Number of cycles before service request
F7 Disinfection temperature not reached Disinfection temperature not reached within
900 seconds
F8 Door open/unlocked The door opened during the process.
F9 Checksum error Checksum for settings is incorrect
F10 Could not reach/maintain requested tank
level
1RW¿OOHGZLWKLQVHFRQGVRUWDQNHPSW\
DIWHUÀXVKLQJ
F11 Leakage 6HQVRUIRURYHU¿OOLQJ
F12 Door cannot be locked Mechanism blocked or switch not working
F14 Running time, door Door not opened or closed within 20 seconds
F18 Wrong machine type Machine type does not match
5.1.2 Information codes (acknowledgement not needed):
Warning Meaning Measure
U1 Low level, descaler Fill to reset
U3 Low level, rinse-aid Fill to reset
U4 Low level, process agent Fill to reset
U5 Low level, spray agent Fill to reset
U6 Inspection request Number of cycles before the service
request is achieved
U7 Warning of high goods temperature Above 60°C
U8 External communication CPU card is communicating with PC
U9 Inactivity warning The machine has been inactive for 72
hours. A program with an empty chamber
must be run before using the machine to
clean goods.