Boiler Connections
23
Connections
(continued)
Connecting DHW sensor
1.
Attach the DHW sensor to the quick
connect plugs provided from the
boiler control board (see page 22).
Install DHW tank temperature
sensor as described in the
Vitocell Installation
Instructions supplied with the
DHW storage tank.
High altitudes setting
In the factory default setting, the boiler
is equipped to operate in altitudes of up
to 5,000 ft. / 1,500 m. For operation
in higher altitudes, the existing coding
card must be replaced with a higher
altitude coding card. See table 2 or the
Viessmann Price List for order
information.
1.
Pull out the existing coding card,
cut and remove it from the cable tie.
Insert the high altitude coding card
into the boiler control board.
2.
Install cover.
Table 2. Altitude coding cards
Model Number (base serial #)
Coding card Order Number
Model Number (base serial #)
0-5,000 ft. /
0-1,500 m
5,000-10,000 ft. /
1,500 - 3,000 m
WB2B 19 (7374863....)
7832 264
*
1
or
7833 221
*
1
7425 953 or
7424 902
WB2B 26 (7374864....)
7832 265
*
1
or
7833 223
*
1
7425 954 or
7424 903
WB2B 35 (7374865....)
7832 266
*
1
or
7833 225
*
1
7425 955 or
7424 904
*
1
Factory Installed
5
3
6
9
2
9
7
v
1
.6
Field Connection
X9 Connector
(boiler control board)
Fig. 18
Coding
card
number
Fig. 19
1.
2.
Содержание Vitodens 200-W 19 WB2B Series
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