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Building Technologies Modular Heating Controller RMH760B CE1P3133en
HVAC Products 14 Communication 05.02.2007
Number Text Effect
5111 System time switch failure 2 Time switch master missing or cannot be
received.
Nonurgent message; must not be ac-
knowledged
5121 System time switch failure 3 DHW time switch master missing or cannot
be received.
Nonurgent message; must not be ac-
knowledged
5301 DHW system time switch
failure
Time switch master missing or cannot be
received.
Nonurgent message; must not be ac-
knowledged
Number Text Effect
5102
>1 time switch in HC 1
More than one time switch master in the
same geographical zone.
Nonurgent message; must be acknowl-
edged
5112
>1 time switch in HC 2
More than one time switch master in the
same geographical zone.
Nonurgent message; must be acknowl-
edged
5122
>1 time switch in HC 3
More than one time switch master in the
same geographical zone.
Nonurgent message; must be acknowl-
edged
Number Text Effect
5201 Hol/spec day program
failure
Holidays / special day program master is
missing or cannot be received.
Nonurgent message; must not be ac-
knowledged
5202 >1 hol/spec day program More than one holiday / special day pro-
gram master.
Nonurgent message; must be acknowl-
edged
Number Text Effect
5301
DHW system time switch
failure
DHW time switch master missing or cannot
be received.
Nonurgent message; must not be ac-
knowledged
5302 >1 DHW time switch More than one DHW time switch master.
Nonurgent message; must be acknowl-
edged
Number Text Effect
5401 Room master failure in HC 1 Room master for the room control combi-
nation is missing or cannot be received.
Nonurgent message; must not be ac-
knowledged
1 time switch master
per heating circuit
Error with holiday / special
day program
Error with DHW time
switch
Room master and zone
error in heating circuit 1
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