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1. Operating instructions
1.1 Introduction
Dear Customer,
BLUEHELIX TECH RRT S is a high-efficiency, low emissions premix condensing heat generator with a stainless steel
heat exchanger, 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
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).
Fault
In case of a fault (see cap. 3.4 "Troubleshooting") the display shows the fault code (detail 12 - fig. 1) and during safety
pause times the messages "d3" or "d4" will be displayed.
4
BLUEHELIX TECH RRT
cod. 3541P151 - Rev. 00 - 11/2018
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)
fig. 2
18S / 24S / 30S
EN
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