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CONTROLLING THE HOT WATER
TEMPERATURE
The hot water temperature can be set
to between approximately 40°C and
60°C using the temperature control.
DOMESTIC HOT WATER PRE-HEAT
Pre-heat reduces the time taken to
produce hot water at the tap and is
controlled by the ECO button.
Press and hold the ECO button for
at least three seconds to select
either, not illuminated or
illuminated:
When the ECO button is not
illuminated the boiler will be in pre-
heat mode (which will reduce the time
taken to produce hot water at the tap).
OR
When the ECO button is illuminated
the boiler will be in ECO mode with no
pre-heat available.
OPERATING THE BOILER
OPERATING THE BOILER
WORCESTER BOSCH GREENSTAR 25Si/30Si
8 716 115 169b (09/2008)
8
USING YOUR
BOILER