Viessmann Vitoflame 200 Service Instructions Manual page 16

Initial start−up, inspection and maintenance
Oil burner control unit
Operating controls
Reset button EK is the
central control element
for resetting and for
activating or
de−activating
diagnostics.
EK
Multi−coloured
red
indicator LED is the
yellow
central indicator for
green
visual diagnostics as
well as interface
LED
diagnostics.
Colour code table
Condition
Oil preheater active, oil
preheat time t0
Ignition phase, ignition
activated
Operation, flame OK
Operation, poor flame
Undervoltage
Fault, alarm
Fault code output
Extraneous light before
burner start
Interface diagnostic
Legend
f OFF F yellow
16
(cont.)
Both elements (EK and LED) are
located under the clear cover of the
reset button.
Visual diagnostics
Operational display or fault cause
diagnostics
During standard mode, the various
conditions are indicated by colour
code acc. to the following colour
code table.
Colour code
F F F F F F F F F F F F F yellow
F f F f F f F f F f F f F yellow−off
J J J J J J J J J J J J J green
J f J f J f J f J f J f J green−off
F F F
| | |
| | | | | | | | | | | | |
f f f
| | |
J J J
| | |
| | | | | | | | | | | | |
J green
|
red
F F F F yellow−red
| | |
f f f
| | | |
J J J J green−red
| | |
Colour
red
red−off
red flickering