Repairs - Viessmann VITODENS 222-F Installation And Service Instructions Manual
Compact gas condensing boiler 4.8 to 35 kw natural gas and lpg version gc no 47-819-15 (19kw); 47-819-16 (26kw); 47-819-17 (35kw)
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Also See for VITODENS 222-F:
- Installation and service instructions manual (172 pages) ,
- Installation and service instructions for contractors (156 pages) ,
- Technical manual (156 pages)
Table of Contents
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Troubleshooting
Fault codes
(cont.)
Fault
Const.
Weath.-
code on
comp.
the dis-
play
FE
X
X
FF
X
X
Repairs
Putting control unit in maintenance position
If required for commissioning and serv-
icing, the control unit can be put in a dif-
ferent position.
100
System char-
Cause
acteristics
Burner blocked
Boiler coding
or in a fault
card or main
state
PCB faulty
Burner blocked
Internal fault
or in a fault
or reset but-
state
ton R
blocked
Measures
Press reset button
R. Replace boiler
coding card or con-
trol unit if the fault
persists.
Start the equip-
ment again.
Replace the control
unit if the equip-
ment will not
restart.
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Chapters
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