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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.