Chimney Sweep Mode; Parameters When Optional Integral Diverter Valve Kit Is Fitted - Bosch Worcester Greenstar 8000 Series Installation And Maintenance Instructions Manual

The next time there is a heat requirement for heating, the appliance is
held at low thermal output for 15 minutes. The siphon filling mode
remains active until the appliance has completed 15 minutes of
operation with increased min. capacity.
During the siphon filling program, Siphon fill. prog. appears on the
display.
The siphon filling mode is interrupted when the chimney sweep mode is
started.
6.4

Chimney sweep mode

You have 30 minutes to take your measurements or to make your
settings. After this time the appliance returns to normal operation.When
running in the chimney sweep mode, the appliance will operate both the
central heating and the domestic hot water circuits. This is to allow
sufficient time for this part of the commissioning procedure. It will be
necessary to run water through the domestic hot water circuit to ensure
that the appliance will not overheat whilst in chimney sweep mode.
In chimney sweep mode the rated output of the appliance can be
selected.
▶ Press the OK key when the countdown is completed and Chimney
sweep is displayed.
▶ Confirm the query with Yes.
▶ Set the desired rated output using the  or the  keys.
The value is accepted after 2 seconds and marked with a tick.
▶ To exit the chimney sweep mode, press the OK key or the d key.
Adjustment with casing removed in chimney sweep mode
1. Set the chimney sweep mode and start up the appliance at maximum
rated output.
2. Set the chimney sweep mode and set the appliance at minimum rated
output.
Greenstar 8000 Style – 6720883855 (2019/01)
6.5 Parameters when optional integral diverter valve kit
is fitted
Some menu items/functions will only be available/active if the option
integral diverter valve kit is fitted.
▶  chapter 7
Combustion casing removal
▶ Remove the combustion cover.
Fig. 62 Removing the combustion cover
Commissioning
2.
1.
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