Troubleshooting
14-24
20077/021 US XTRA Operator’s Manual
Electronic Failure - Memory or
Microcontroller
E3
E16
E26
E27
E28
E30
E36
E40
E61
E87
• Switch the machine OFF.
• Wait a few seconds, switch the machine on and
touch the “Retain” button.
Electronic Failure - Serial Communication
E4
E5
E6
E8
E9
E10
E12
E13
E14
E31
E32
E39
• Switch the machine OFF.
• Wait a few seconds, switch the machine on and
touch the “Retain” button.
Electronic Failure - NMC Board
Overtemperature
E23
• Switch the machine OFF.
• Wait a few minutes to allow the board to cool
down, then switch the machine on and touch the
“Retain” button.
Pump Loop Ejector Failure E123
• Switch the machine OFF.
• Wait a few minutes, switch the machine on and
touch the “Retain” button.
Error Family
Error Service
Code(s)
Operator Response
Table 14-3 List of Fatal Error Families (Continued)