Arjo Ninjo - Troubleshooting Guide; Error Code List; Error Code Classification

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 7528%/(6+227,1*
6.1 List of codes
The tables below describe the error messages that can
be generated as well as possible measures.
Code Description Measure
U1 Lime descaler low level Top up descaler agent.
U2 Process agent low level Top up process agent.
U3 Rinse-aid low level Top up rinse-aid
U7 Warning of high temperature for
goods
Let the goods cool down.
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.
H6 Start attempt with door open Close the door (the machine makes a new start
DWWHPSW,IWKHHUURUUHFXUVFRQWDFWDXWKRUL]HG
service personnel.
H7 Cannot lock door Acknowledge the error as described above. Close the
door correctly. Make a fresh start attempt. If the error
UHFXUVFRQWDFWDXWKRUL]HGVHUYLFHSHUVRQQHO
H8 Cannot unlock door Acknowledge the error as described on the previous
SDJH,IWKHHUURUUHFXUVFRQWDFWDXWKRUL]HGVHUYLFH
personnel.
F1 Temperature sensor error &RQWDFWDXWKRUL]HGVHUYLFHSHUVRQQHO
F4 Logic error in door, door locked but
not closed.
&RQWDFWDXWKRUL]HGVHUYLFHSHUVRQQHO
F7 Disinfection temperature not reached. &RQWDFWDXWKRUL]HGVHUYLFHSHUVRQQHO
F8 Door open/unlocked during process &RQWDFWDXWKRUL]HGVHUYLFHSHUVRQQHO
F9 Settings error (E2 error) &RQWDFWDXWKRUL]HGVHUYLFHSHUVRQQHO
F10 &RXOGQRW¿OOHPSW\WDQN &RQWDFWDXWKRUL]HGVHUYLFHSHUVRQQHO
F11 Leakage &RQWDFWDXWKRUL]HGVHUYLFHSHUVRQQHO
F13 Program error &RQWDFWDXWKRUL]HGVHUYLFHSHUVRQQHO
6.2 Types of codes
• Ux is an information code.
• Hx is a handling code.
• Fx is an error code.