Viessmann VITODENS 300 Service Instructions Manual page 49
Wall mounted gas fired condensing boiler. natural gas and lpg version. 4.2 to 13.0 kw
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Also See for VITODENS 300:
- Service instructions manual (132 pages) ,
- Datasheet (41 pages) ,
- Installation instructions manual (20 pages)
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Code 2
(cont.)
Coding in the delivered condition
67:40
In conjunction with the
Vitosolic solar control
unit: Set DHW value 3
6C:100
Set speed; internal cy-
linder primary pump
100%
6F:100
Maximum output for
DHW heating 100%, de-
faulted by the boiler
coding card
71:0
*
1
DHW circulation
pump: ON according to
DHW time program ON
(Vitotrol 300 enables
separate switching
times)
72:0
*
1
DHW circulation
pump: ON according to
DHW time program
73:0
*
1
DHW circulation
pump: ON according to
DHW time program
General
76:0
Without LON communi-
cation module
77 :1
LON user number
79:1
*
1
Control unit is fault
manager
*1
Only for weather-compensated control units.
Possible change
67:0
DHW set value adjusta-
to
ble from 0 to 60 °C
67:60
6C:0
Set speed adjustable
to
from 0 to 100%
6C:100
6F:0
Max. output during DHW
to
heating adjustable from 0
6F:100
to 100%
71:1
OFF during DHW heating
to set value 1
71:2
ON during DHW heating
to set value 1
72:1
OFF during DHW heating
to set value 2
72:2
ON during DHW heating
to set value 2
73:1
During the time program
to
1x/h ON for 5 min
73:6
up to 6x/h ON for 5 min
73:7
Constantly ON
76:1
With LON communication
module; automatic recog-
nition
77 :2
LON user number, adjus-
to
table from 1 to 99:
77 :99
1-4 = boiler
5 = cascade
10 - ... = Vitotronic 050
99 = Vitocom
Note
Allocate each number
only once.
79:0
Control unit is not fault
manager
Coding
49
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