
Part number 550-100-305/0118
62
AquaBalance
TM
W
ALL
M
OUNT
GAS
-
FIRED
WATER
BOILER
—
Boiler Manual
26
Controls and operation
(continued)
Figure 80
Initial power up mode
Initial power up mode
Ensure the power is on to the boiler
During the first 5 seconds, the display shows the software version of the control module.
For the first 300 seconds, the display shows
FH
that identifies the Air purge function.
When the
FH
disappears, the boiler is ready to function automatically whenever the external controls are calling for heat.
Figure 81
Power down mode
Power down mode
Press the on/off button (Item 7 - Figure 76, page 60) for 5 seconds.
To totally isolate, close the gas cock before the
boiler and disconnect electricity supply.
When the boiler is turned off with “
eco
”/power button, the control
module is still powered, heating operation is disabled and the display
is off, however the frost protection will still be active.
To turn boiler on again, press the on/off button
(Item 7 - Figure 76, page 60) hold for 5 seconds
The boiler is ready to function automatically whenever the external controls are calling for heat.
Air purge
Software version
On/Off button