Ferroli BlueHelix HiTech RRT C Instructions For Use, Installation & Maintenance page 15

BlueHelix HiTech RRT C
To exit the Climatic curves setting [OTC] menu, press the button
If the room temperature is lower than the desired value, it is advisable to set a higher order curve and vice versa. Pro-
ceed by increasing or decreasing in steps of one and check the result in the room.
90
85
80
70
60
50
40
30
20
20
fig. 24- Compensation curves
Adjustments from Remote Timer Control
If the boiler is connected to the Remote Timer Control (optional), the previously described adjustments are
A
managed as described in table 2.
Table 2
Heating temperature adjustment
DHW temperature adjustment
Summer/Winter Switchover
Eco/Comfort selection
Sliding Temperature
System water pressure adjustment
The filling pressure, with system cold, read on the boiler water gauge (detail 2 - fig. 26) must be approx 1.0 bar. If the
system pressure falls below minimum values, the boiler stops and fault F37 is displayed.
Once the system pressure is restored, the boiler will activate the 300-second air venting cycle, indicated on the display
by Fh.
To avoid boiler shutdown, it is advisable to periodically check (with system cold) the pressure on the pressure gauge or
on the display (detail 12 - fig. 1). In case of a pressure below 0.8 bar, it is advisable to restore it.
Display
F40
2.3
bar
EN
10 9 8 7
10 0 -10
Adjustment can be made from the Remote Timer Control menu and the boiler control panel.
Adjustment can be made from the Remote Timer Control menu and the boiler control panel.
Summer mode has priority over a possible Remote Timer Control heating demand.
On disabling DHW from the Remote Timer Control menu, the boiler selects Economy mode.
In this condition, the eco/comfort button on the boiler panel is disabled.
By enabling DHW from the Remote Timer Control menu, the boiler selects the Comfort mode
(if previously enabled from the boiler panel). In this condition it is possible select one of the
two modes on the boiler panel.
You can make all the adjustments by using the remote timer control.
Description
High pressure
Pressure slightly high
cod. 3541V691 - Rev. 00 - 04/2022
repeatedly until reaching the main screen.
OFFSET = 20
6
90
85
5
80
70
4
60
50
3
40
30
2
20
1
OFFSET = 40
90
85
80
70
60
-20 50
40
30
20
fig. 25- Example of compensation parallel
Operation
The boiler stops
The boiler works at reduced power
10 9 8
7
6
5
4
3
2
1
10 9 8 7 6 5
4
3
2
1
curve offset
15