Viessmann VITODENS 200-W Service Instructions Manual page 100

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Function description

Control functions

When the screed drying function is acti-

vated, the heating circuit pump of the

mixer circuit is switched ON and the flow

temperature will be held at the selected

profile. After completion (30 days), the

mixer circuit will again be regulated auto-

matically via the set parameters.

Observe EN 1264. The report to be pro-

vided by the heating contractor must

contain the following heat-up details:

■ Heat-up data with respective flow tem-

peratures

■ Max. flow temperature achieved

■ Operating condition and outside tem-

perature during handover

Temperature profile 1: (EN 1264-4) code "F1:1"

Temperature profile 2: (ZV parquet and flooring technology) code "F1:2"

100

(cont.)

The various temperature profiles are

adjustable via coding address "F1".

The function continues after power fail-

ure or after the control unit has been

switched OFF. "Heating and DHW" will

be started after the screed drying func-

tion has been terminated or if code

"F1:0" is manually adjusted.

Days

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