Viessmann WB2-44 - Page 34

Troubleshooting
34
Diagnosis (continued)
Diagnostics table: Faults with fault display on control unit (continued)
Fault message in display window
Burner fault
indicator (red)
System behavior
FAULT: FE
(254
*1
)
ON Burner control switches to lockout
FAULT: 02
(002
*1
)
ON Burner control switches to lockout.
FAULT: 04
(004
*1
)
ON Burner control switches to lockout.
FAULT: 05
(005
*1
)
ON Burner control switches to lockout.
FAULT: 06
(006
*1
)
ON Burner control switches to lockout.
FAULT: 07
(007
*1
)
ON Burner control switches to lockout.
FAULT: 08
(008
*1
)
ON Burner control switches to lockout.
FAULT: 09
(008
*1
)
ON Burner control switches to lockout.
FAULT: 14
(020
*1
)
ON Burner control switches to lockout.
FAULT: 0A
(010
*1
)
ON Burner control switches to lockout.
FAULT: 0B
(011
*1
)
ON Burner control switches to lockout.
Fan does not idle after auto reset (incorrect fan rpm).
FAULT: 0C
(012
*1
)
ON Burner control switches to lockout.
FAULT: 0D
(013
*1
)
ON Burner control switches to lockout.
*1
Displayed when fault codes retrieved from fault memory.
5285 961 v1.3