BLUEHELIX TECH RRT 24 C
4
EN
cod. 3541P250 - Rev. 01 - 07/2018
1. 39Operating instructions
1.1 Introduction
Dear Customer,
BLUEHELIX TECH RRT 24 C
is a high-efficiency, low emissions
premix condensing
heat generator with a
stainless
steel
heat exchanger
and incorporated DHW production, using natural gas or LPG and equipped with a microprocessor
control system.
The sealed chamber unit is designed for indoor installation with temperatures as low as -5°C (-15°C with optional anti-
freeze kit).
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
Reset button - Outside Temperature Compensation
7
Mode selection button: “Winter”, “Summer”,
“Unit OFF”, “ECO”, “COMFORT”
8
Eco (Economy) or Comfort mode
9
DHW demand
10
Summer mode
12
Multifunction display (flashing during exchanger
protection function)
13
Heating demand
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 the acti-
vation of the radiator symbol (detail 13 - fig. 1).
The display (detail 12 - fig. 1) shows the actual heating
flow temperature and after the heating demand a standby
or delay time message “
d2
” appears (see fig 2).
fig. 2
Domestic hot water (DHW)
A DHW demand (generated by drawing hot water) is indicat-
ed by the activation of the tap symbol (detail 9 - fig 1).
The display (detail 12 - fig. 1) shows the actual DHW
outlet temperature and after the DHW a standby or de-
lay time message “
d1
“ appears (see fig 3.).
fig. 3
9
4
17
12
8
5
10
3
2
1
14b
14a
6
7
13
