Viessmann Vitoligno 250-S Installation And Service Instructions For Contractors page 77

Wood gasification boiler for logs with a length of 50 cm or 100 cm
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Keyword index
A
Actuator test......................................................... 26, 56
Additional boiler selection.......................................... 25
B
Battery........................................................................55
Boiler water temperature sensor................................ 56
Burner selection......................................................... 25
C
Calling up operating conditions.................................. 50
Call up........................................................................ 48
Changing heating circuit designations....................... 26
Checking outputs....................................................... 26
Clearances................................................................. 11
Code 1
– Boiler group.............................................................40
– DHW group............................................................. 41
– General group................................................... 36, 41
– Hardware group...................................................... 36
– Heating group..........................................................37
Code 2
– Boiler group.............................................................46
– General group......................................................... 44
– Heating group..........................................................44
Codes
– Boiler..................................................... 36, 40, 44, 46
– Buffer cylinder................................................... 36, 44
– DHW............................................................36, 41, 44
– General....................................................... 36, 41, 44
– Hardware.................................................................36
– Heating........................................................36, 37, 44
Codes for commissioning...........................................28
Commissioning sequence.......................................... 25
Connection and wiring diagram..................................62
Connections on the flue gas side............................... 13
Cylinder temperature sensor......................................56
D
Declaration of conformity........................................... 76
DHW connection........................................................ 26
E
Electrical terminals..................................................... 15
Extension kit...............................................................20
– Connections............................................................ 20
– Required settings.................................................... 20
– Setting, rotary selector S1.......................................20
F
Fault code deletion.....................................................52
Fault display
– Acknowledging........................................................ 51
– Hiding...................................................................... 51
– Plain text................................................................. 51
Fault history................................................................51
Fault memory............................................................. 51
Fault message
– Acknowledging........................................................ 51
– Calling up................................................................ 51
Faults......................................................................... 51
Fill water.....................................................................24
Flow temperature
– Electronic Minimum limit......................................... 39
– Maximum limit......................................................... 39
Flue gas fan, cleaning................................................ 34
Fuse........................................................................... 55
G
Gaskets...................................................................... 34
H
Heating circuit connection.......................................... 26
Heating curve adjustment.......................................... 28
Heating curve level.....................................................30
Heating curve slope................................................... 30
High limit safety cut-out..............................................55
– Specification............................................................55
I
Installing the fan......................................................... 12
L
Lambda probe............................................................ 58
– Calibrating............................................................... 27
– Calibration......................................................... 27, 34
– Cleaning.................................................................. 33
– Test point.................................................................66
Language selection.................................................... 25
Loading the standard setting......................................25
M
Mains isolator............................................................. 21
Maintenance and cleaning work
– Safety instructions...................................................31
Maximum limit
– Flow temperature.................................................... 39
Minimum clearances...................................................11
Minimum flow temperature limit................................. 39
Mixer modules............................................................20
Mixer motor................................................................ 60
Keyword index
77

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