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99B138120x-mub-en | 2014/11 | V05
EN
7.2
Off mode
Functioning
•
All outputs are switched off (outputs/control outputs without power, relays open).
Caution
The pump cables are under tension, because they are constantly supplied with 230 V.
•
OFF
and the software version are displayed alternately.
Example in the fig. below: software version
bk 1.2
•
Backlighting is red.
• Variant display can be selected (see fig. below).
Operation
X
Press
SET
in order to select the display of the preset variant of the domestic hot water
module.
X
Press
and
at the same time and hold them for 2 seconds to display the variant
selection. For further information about the variants see chapter
8.8 Set hydraulic
variant
.
Note
The variant must exclusively be changed by professional personnel. If the variant is
changed by somebody else, the correct function of the controller can not be guaranteed.