BLUEHELIX TECH RRT 24 H
153
EN
cod. 3541C661 - Rev. 00 - 10/2018
1. Operating instructions
1.1 Introduction
Dear Customer,
BLUEHELIX TECH RRT 24 H
is a high-efficiency, low emissions
premix condensing
heat generator with
heat ex-
changer in steel
and incorporated DHW production, running on natural gas or LPG and equipped with a microproces-
sor control system.
The sealed chamber unit is suitable for indoor installation or outdoors in a
partially protected place
(according to EN
297/A6) with temperatures to -5°C (-15°C with optional antifreeze kit).
A
The boiler is arranged for connection to an external hot water tank (optional). In this manual, all the
functions regarding DHW production are active only with the optional hot water tank connected as in-
dicated in
sec. 2.3
1.2 Control panel
fig. 1- Control panel
Panel legend fig. 1
1
DHW temperature setting decrease button
2
DHW temperature setting increase button
3
Heating system temperature setting decrease button
4
Heating system temperature setting increase button
5
Display
6
"Sliding Temperature” Menu - Reset button
7
Mode selection button: “Winter”, “Summer”,
“Unit OFF”, “ECO”, “COMFORT”
8
Eco (Economy) or Comfort mode
9
DHW mode
10
Summer mode
12
Multifunction (flashing during exchanger protec-
tion function)
13
Heating
14a
Burner lit (flashing during calibration function
and self-diagnosis phases)
14b
Appears when a fault has occurred causing the
unit to shut down. To restore unit operation,
press the RESET button (detail 6)
17
External sensor detected (with optional external
probe)
Indication during operation
Heating
A heating demand (generated by the Room Thermo-
stat or Remote Timer Control) is indicated by activa-
tion of the radiator.
The display (detail 12 - fig. 1) shows the actual heating
delivery temperature and, during heating standby
time, the message
“d2”
.
fig. 2
Domestic hot water (DHW)
A DHW demand (generated by drawing hot water) is
indicated by activation of the faucet.
The display (detail 12 - fig. 1) shows the actual DHW
outlet temperature and, during DHW standby time, the
message
“d1“
.
fig. 3
9
4
17
12
8
5
10
3
2
1
14b
14a
6
7
13
