10
E
Used to confirm a programming change and to exit from the
Programming Mode.
ENTER
The TEC 100/200 will go into Boost mode from a cold
BOOST
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start. It will stay in this mode for 15 minutes, or
until the Return Temp is within10ºC of the Flow
Temp If a Hot Water Sensor is fitted then the
TEC 100/200 will go into Boost mode if the HW Tank
is cold.
FIRING
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Firing mode indicates that the boiler is firing.
Temp Set indicates that the actual Flow Temp is
above the system set temperature**. The boiler will
TEMPERATURE SET
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not be firing at this point.
Economising indicate that the TEC 100/200 has entered
ECONOMISING
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self learning mode and is making economies. The
boiler will not be firing at this point.
EXT
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Ext ‘flashing’ indicates that the external temp
is above the level set in the Ext Cut-Off program.
** The system set temperature as indicated in the display, represents the
heating system aiming temperature based on current climatic conditions,
as determined by the TEC 100/200’s weather compensation circuitry.
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