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1.2
Preliminary checks
a
WARNING
– Should it be necessary to access the areas in the
bottom part of the appliance, make sure that the
system components and pipes are not hot (risk of
burning).
– Before replenishing the heating system, put on
protective gloves.
Commissioning of the GO BF boiler must be carried out by
professionally qualified Personnel after which the boiler can
operate automatically. It may however be necessary for the
User to start the appliance autonomously without involving a
technician: for example, after a holiday . In these cases certain
checks and the following operations must be carried:
– check that the gas isolation and water system valves are open
– using a pressure gauge (1), check that the heating system
pressure when cold is 1-1.2 bar . If this is not the case, open
the filling valve (2) and restore the heating system pressure
until the pressure gauge (1) shows a reading of 1-1.2 bar
– close the filling valve (2).
2
1.3
Ignition
After having carried out the preliminary checks, perform the
following to start the boiler:
– set the main system switch to "ON"
ON
– turn the multifunctional heating dial
symbol ("SUMMER mode")
1
Fig. 2
Fig. 3
t
to select the
l
– open one or more than one hot water tap. The boiler will work
at maximum power until the taps are closed. The temperature
of the domestic hot water detected at that moment will appear
on the display.
OFF
RESET
Once the boiler is started up in "SUMMER mode"
over to "WINTER mode"
t
hot water) turn the multifunctional heating dial
through the setting range. The display will show the central
heating water temperature detected at that time. In this case
it is necessary to set the room thermostat(s) to the required
temperature or, if the system has a programmable thermostat,
to check that this is "on" and set.
OFF
RESET
1.4
Adjusting the delivery temperature
Should you wish to increase or decrease the boiler delivery
temperature, turn the dial
t
can be set to between 20°C and 80°C.
OFF
RESET
1.5
Adjusting
the
temperature
Should you wish to increase or decrease the domestic hot water
temperature, turn the dial
D
value can be set to between 37°C and 60°C.
Fig. 4
l
, to move
(central heating and domestic
t
to halfway
Fig. 5
to the desired setpoint. The value
Fig. 6
domestic
hot
water
to the setpoint required. The
Fig. 7
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