
Part number 550-100-305/0118
63
AquaBalance
TM
W
ALL
M
OUNT
GAS
-
FIRED
WATER
BOILER
—
Boiler Manual
26
Controls and operation
(continued)
Figure 82
Heating temperature settings
To set the system Heating temperature, use the
CH
buttons, “-” to reduce water setpoint “+” to increase water setpoint (Items 3
and 4 - Figure 76, page 60). It can be set from a minimum of 68° F to a maximum of 190° F.
Adjustments
Room temperature adjustment (using a
room thermostat
1. Using the room thermostat, set the temperature desired.
Controlled by the room thermostat, the boiler heats the system
water to the system delivery setpoint temperature. The boiler
shuts down when the desired temperature in the room is reached.
Economy/Comfort selection
1. The unit is equipped with a special internal device that ensures a
high hot-water delivery speed and excellent user comfort. When
comfort mode is active the water in the boiler is maintained at
a pre-determined temperature, which means that hot water is
available at the boiler outlet as soon as a tap is opened, i.e. with
no waiting.
2. The user can turn the device off (“
eco
” mode, is a “cold
start” boiler) by pressing economy/comfort button
(Item 7 - Figure 76, page 60).
3. In
“
eco
” mode the display shows the relevant symbol
(Item 12 - Figure 76, page 60). T
o turn on “comfort”
mode
, press economy/comfort button (Item 7 -
Figure 76, page 60), again,
the “eco” symbol will vanish
from the display
.
4. Heating Only boilers must use “eco” mode.
5. Heating Only boilers with Indirect Water Heater Tank,
“
eco
” mode must be off.
Figure 83
Domestic hot water temperature settings
To set the Domestic hot water temperature, use the DHW buttons, “-” to reduce water setpoint “+” to increase water setpoint
(Items 1 and 2 - Figure 76, page 60). It can be set from a minimum of 104° F to a maximum of 131° F.