Viessmann Vitoplus 300 Service Instructions Manual page 57

Wall mounted oil fired condensing boiler for the combustion of low sulphur fuel oil din 51603-el-1 with integral boiler control unit
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Code 2
(cont.)
Coding in the delivered condition
E5:0
Without variable speed
circulation pump
E6:65
Max. speed of the vari-
able speed pump 65%
of max. speed in stan-
dard mode
E7:30
Min. speed of the vari-
able speed pump 30%
of max. speed
E8:1
Min. speed subject to
the setting in coding ad-
dress "E9"
E9:45
Speed of the variable
speed pump 45% of
max. speed in reduced
mode
Possible change
E5:1
With variable speed cir-
culation pump; automatic
recognition
E6:0
Maximum speed adjusta-
to
ble from 0 to 100% of
E6:100
max. speed
E7:0
Min. speed adjustable
to
from 0 to 100% of max.
E7:100
speed
E8:0
Speed subject to the set-
ting in coding address
"E7"
E9:0
Speed adjustable from 0
to
to 100% of max. speed
E9:100
Coding
57

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