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Radiant R2K 24 Installation And Maintenance Manual

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Installation and
Maintenance Manual for
model
WARNING
If the information in these instructions is not followed exactly, a fire or explosion may result causing property
damage, personal injury or death.
— Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
— WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
— Installation on and service must be performed by a qualified installer, service agency or the gas supplier.
R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA
R2K 24
FOR YOUR SAFETY

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Summary of Contents for Radiant R2K 24

  • Page 1 • If you cannot reach your gas supplier, call the fire department. — Installation on and service must be performed by a qualified installer, service agency or the gas supplier. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 2: Table Of Contents

    2.1.4. ACCESSING AND PROGRAMMING THE PARAMETERS 2.1.5. DIGITECH CS (MIAH402) PARAMETERS TABLE 2.1.6. COMBUSTION BLOWER FREQUENCY/HEAT CAPACITY DIAGRAM 2.2. MAINTENANCE 2.2.7. GENERAL MAINTENANCE WARNINGS 2.2.8. TECHNICAL DATA 2.2.9. TECHNICAL ASSEMBLYTECHNICAL ASSEMBLY 2.2.10. INTERNAL PIPING SCHEMATIC R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 3 2.2.13. ACCESSING THE BOILER 2.2.14. ACCESSING THE ELECTRONIC BOARD 2.2.15. SYSTEM EMPTYING 2.2.16. FAULT SIGNALLING CODES 2.2.17. ACTIVE FUNCTIONS SIGNALLING CODES 2.2.18. CONVERSION TO A DIFFERENT GAS TYPE 2.2.19. POSITIONS OF THE ELECTRODES R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 4: Introduction

    › (See chap “chapter# name”): this entry indicates another section in the Manual that you should refer to. › Device: this term is used referring to the boiler. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 5 PRODUCT CONFORMITY RADIANT BRUCIATORI spa with reference to ANSI Z21.13-2017 • CSA 4.9-2017 GAS FIRED LOW PRESSURE STEAM AND HOT WATER BOILERS, declares that its gas boilers are professionally manufactured. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 7: Installer Section

    1. INSTALLER SECTION 1. INSTALLER SECTION The installation operations described in this section should be performed only by qualified personnel, having the appropriate technical training in the field for the installation and maintenance of components of civil and industrial domestic hot water production and heating plants.

  • Page 8: Installation

    › The location must be properly vented through Codes, or local codes having jurisdiction. an air vent. Where an exhaust fan or any other air consumption appliance is installed in the same space as the R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 9: Reference Legislation

    This boiler must be installed in accordance with local codes, if any; if not, follow the National Fuel Gas Code, ANSI Z223.1/NFPA 54, or the Natural Gas and Propane Installation Code, CAN/CSA B149.1, as applicable. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 10: Unpacking

    › Turn the boiler at 90° holding it with your hand (fig. 1-B). › Lift the box (fig. 1-C) and remove the guards (fig. 1-D). fig. 1 R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 11: Overall Dimensions (Inch)

    Ø 1/2” SWEAT A - CENTRAL HEATING SUPPLY Ø 3/4” * A - CENTRAL HEATING SUPPLY Ø 3/4” NPT (*) NOTE: THESE ARE CONNECTION SIZES BEFORE VALVE KIT/CONNECTION CONVERSION KIT IS INSTALLED. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 12: Positioning And Clearances To Combustible Material And Service Clearances

    Remove the jig and drill the wall; Fix the wall bracket using the screws provided. Hang the unit on the bracket. Ø80 Ø125 Ø100 fig. 6 R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 13: Circulator Performance Curve

    ( as per figure 7). 1.1.9. CIRCULATOR PERFORMANCE CURVE UPSO 15-58 AOKR H (ft) Circulator priority maximum speed FLOW RATE US gpm Q (US gpm) - - - - Appliance Loss fig. 8 R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 14: Water Connections

    Based on the characteristics of the inlet water, you should install suitable water R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 15: Pressure Relief Valve Kit

    (150-300mm) of the floor. › Ensure that the discharge line will allow free and complete drainage without restriction. Do not install a reducing coupling or other restriction on the discharge line. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 16: System Filling

    Use pressure gauge “M” (fig. 11) to make sure that the system pressure reaches 1.2 bar (fig. 13); fig. 12 After performing this operation, make sure that the loading tap “R” (fig. 11) is properly closed. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 17: Filling The Condensate Collection Siphon

    These deposits could cause malfunctioning of the trap. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 18 First phase: nitrates and sulphates filtration through active carbons contained in the first part of the carbon site pipe. In the second phase the pH rises. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 19: Anti-Freeze Protection

    If the temperature goes below 14 °F (-10 °C) centigrades, please fill the plant with anti-freeze liquid (CLEANPASS FLUIDO AG cod. 98716LA) and insert and electrical resistances kit (cod. 82259LP). R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 20: Gas Connection

    › The gas supply pressure falls within the values WARNING indicated on the data plate. It is strictly forbidden to use adaptors, multiple plugs and/or extensions for the general power supply of the equipment from the electrical supply. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 21: Power Supply

    · the brown cable to the terminal marked with “L”. After performing these operations, remount plate “A” and the front casing. Note: A 3-prong plug is provide with every unit and the above wiring has been performed. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 22: Optional Electrical Connections

    The communication between board and remote control takes place independently from the boiler’s operating mode and after establishing the connection, the used interface on the board is disabled and the display shows the symbol ‘ ’. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 23 GREY TAZ1: ENVIRONMENT THERMOSTAT AREA 1 ORANGE TAZ 2: ENVIRONMENT THERMOSTAT AREA 2 BLACK VZ1: AREA 1 VALVE BROWN VZ2: AREA 2 VALVE LIGHT BLUE VZR: REMOTE CONTROLLED AREA VALVE R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 24: Venting

    BH Gas Venting Systems certified to ULC S636. Types of venting configurations for this appliance are, co-axial vent (pipe with in a pipe), co-linear vent (separate pipes for exhaust and combustion R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 25 Vertical clearance to ventilated 12 in (30 cm) 12 in (30 cm) soffit located above the terminal within a horizontal distance of 2 ft (61 cm) from the center line of the terminal. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 26 † A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single family dwellings and serves both dwellings. ‡ Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 27: Types Of Exhaust Systems

    Exterior wall Exhaust Distance above avg. Traps, if used, should have pipe slopes not less than 1/4 snow fall or grade Ref: CSA B149.1 in/ft [21 mm/m] downwards to the trap. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 28 Please refer to Table 1: Allowable vent lenghts for maximum vent run. Single vent installations can be either be installed through the wall or through the roof. 3PPS-VKC-N PolyPro 3” x 5” Concentric Termination Vertical 3”/5” (80/125 mm) R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 29 Please refer to figure ‘F’ for through the roof single vent installations. fig. E 12” minimum above average snow fall fig. F 12” minimum Exhaust 12” minimum 12” minimum Intake above average snow fall Roof R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 30 3” X 2” schedule 40 PVC or CPVC bushing until it bottoms out. · Finally use the gear clamp to tighten the first piece of either 3” or 2” pipe to the adapter. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 31 Ø 3.1/4.9 in 3PPC-HKRAD (fig. 22) (Ø 80/125 mm) * Kits must be purchased via Radiant North America for proper kit. Ø2.3 in (Ø60 mm) Ø3.9 in (Ø100 mm) fig. 22 R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 32 The maximum lengths are not including elbows unless otherwise stated. Exceeding the maximum venting distances will cause the appliance to malfunction or cause an unsafe condition. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 33 44 ft (13.4 m) 196116 197117 52CVKGVS6503-44 52CVKGVSF9003-44 4” (100 mm) 36 ft (10.9 m) 196021 197021 52CVKGVS6504 52CVKGVSF9004-36 *Kits must be purchased via Radiant North America for proper kit. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 34 3PPS-72C Single Wall Pipe PolyPro 3PPS-E45C Single Wall 45° Elbow PolyPro 3PPS-E90C Single Wall 90° Elbow PolyPro 3PPS-CDC Single Wall Condensate Drain PolyPro 3PPS-TCDC Single Wall Tee w/ Drain Cap R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 35: Support Centre Section

    1. SUPPORT CENTER SECTION 2. SUPPORT CENTRE SECTION All operations described below relative to first start-up, maintenance and replacement and should be performed only by qualified service technician.

  • Page 36: First Start-Up

    Local and National Laws and Standards in force; › Make sure that the venting and their connections and comply with the requirements of the Local and National Laws and Standards; R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 37: Boiler Commissioning

    Before repeating the operation, wait at least 5 seconds from the last start-up attempt and unlock the boiler from “E01” error code by pressing the Reset ‘ ’ key. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 38: Co2 Value Check And Calibration

    ‘1’ (fig. 24) of the gas flow adjuster. To increase the CO value, turn the fig. 24 screw counter-clockwise and clockwise if you want to decrease it. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 39: Accessing And Programming The Parameters

    ’with the message ‘P00’, and release the keys ‘ ’ and ‘ ’. fig. 26 Use the keys ‘ ’ and ‘ ’ of the heating circuit to select the parameter to be edited. fig. 27 R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 40 To exit the parameters menu, hold at the same time the keys ‘ ’ and ‘ ’ and wait for the symbol ‘ ’ to appear on the display. fig. 30 R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 41: Digitech Cs (Miah402) Parameters Table

    THE BOILER ACTIVITY IN CASE OF HIGH HEATING FLOW 1 = REDUCED 77-113 °F (25-45 TEMPERATURE. THE COMPANY ASSUMES NO LIABILITY FOR °C) FOR FLOOR SYSTEMS DAMAGE CAUSED TO PERSONS OR FOR FAILURE TO COMPLY WITH THESE INSTRUCTIONS. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 42 THROUGH THIS PARAMETER YOU CAN SET THE PUMP MULTIPLES OF 5 SECONDS OPERATION DURATION ON THE DOMESTIC CIRCUIT, AFTER THE (PRE-SET AT 18 X 5 = 90 TAP IS CLOSED. SECONDS) R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 43 PA R A M E T E R SET AT 120 HZ) THE VALUE IS PRE-SET BASED ON THE SET POWER (SEE P10 - 203 PARAMETER P00) AND ON THE GAS TYPE (SEE PARAMETER P02). R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 44 SUCH DOMESTIC HOT WATER TREATMENT (AND INFORM THE USERS) TO AVOID UNFORESEEABLE DAMAGES TO PERSONS, ANIMALS, PROPERTY. A THERMOSTATIC VALVE SHOULD BE INSTALLED AT THE DOMESTIC HOT WATER OUTLET TO AVOID ANY BURNS. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 45 (SET BY DEFAULT) BUS INDUSTRIAL INPUT 0-10 V TO SET THROUGH EXTERNAL BUS THE BURNER POWER OR THE DELIVERY TEMPERATURE. 1 = TEMPERATURE CONTROL MODE 2 = POWER CONTROL MODE R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 46 BY MEANS OF THIS PARAMETER, IT IS POSSIBLE TO SET THE DEFAULT) ADDRESS OF THE BOARD ON MODBUS IN ORDER TO PERFORM A CASCADE SYSTEM. 1 - 16 BOILER NUMBERING MODBUS R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 47 0 = 86-167 °F (30-75 °C) 1 = STANDARD RESET FUNCTION 86-140 °F (30-60 °C) WITHOUT OUTDOOR TEMPERATURE SENSOR OR 86-167 °F (30-75 °C) WITH OUTDOOR TEMPERATURE SENSOR (SET BY DEFAULT). R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 48 DEFAULT) OPERATION OF THE CIRCULATING PUMP. SHOULD THE PUMP NOT RUN CORRECTLY, THIS PROTECTS THE HEAT EXCHANGER, AS WELL THE OTHER PARTS THAT MIGHT BE AFFECTED BY THE UN-DISSIPATED HEAT. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 49: Combustion Blower Frequency/Heat Capacity Diagram

    WATER LINE Natural Propane Note: The frequency would change based on vent length. See section ‘1.1.21 TABLE 1: ALLOWABLE VENT LENGTHS’ for change on frequency with feference to vent lengths. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 50: Maintenance

    › check the integrity and the position of the sealed chamber sealing gasket; › check the flow and temperature of domestic hot water. › check the primary exchanger, if necessary, clean R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 51: Technical Data

    Cold water Ø 1/2” * Hot water Ø 1/2” * Ø 1/2” * Return Ø 3/4” * (*) NOTE: THESE ARE CONNECTION SIZES BEFORE VALVE KIT/CONNECTION CONVERSION KIT IS INSTALLED. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 52 Heating Max. fan speed - Propane D.H.W Max fan speed - Propane Heating Min. fan speed - Propane D.H.W Min. fan speed - Propane Fuel consumption - Propane lb/h - (kg/h) 4,63 - (2,10) R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 53: Technical Assemblytechnical Assembly

    14. THERMAL EXPANSION TANK 15. AIR SUCTION TUBE 16. AIR PRESSURE SWITCH 17. IGNITION TRANSFORMER 18. PROPORTIONAL VENTURI 19. WATER PRESSURE SWITCH 20. CONDENSATE COLLECTION SIPHON 21. DIVERTER VALVE 22. FLOW SWITCH R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 54: Internal Piping Schematic

    PRESSURE RELEIF VALVE 30 psi (2 bar) SYSTEM DRAINING TAP 10. GAS VALVE 11. DOMESTIC TEMPERATURE PROBE 12. WATER TEMPERATURE HIGH LIMIT SWITCH 13. CENTRAL HEATING TEMPERATURE PROBE 14. THERMAL EXPANSION TANK 15. AIR SUCTION TUBE R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 55: 3-Way Valve Operation

    (see ‘C’ - fig. 35). › The RED color (with C-A) indicates the operation in the Domestic Hot water mode. › The BLUE color (with C-B) indicates the operation in Heating mode. fig. 35 R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 56: Wiring Diagram

    N: NEUTRAL W: WHITE TF: EXHAUST SAFETY HIGH LIMIT EV: COMBUSTION BLOWER BK: BLACK GY. GREY SWITCH_(102°C) VD: DIVERTER VALVE PA: AIR PRESSURE SWITCH G: GREEN SF: CONDENSATE COLLECTION SIPHON R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 57: Accessing The Boiler

    › grab the bottom of the panel and remove it by moving it sideways and then pulling it upwards (see fig. 37). R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 58: Accessing The Electronic Board

    (fig. 38) loosening them and turn the panel downwards; › unscrew the four fastening screws 1 - fig. 38; › remove the crankcase pulling it upwards. fig. 38 R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 59: System Emptying

    › close the main supply tap of the water supply network; › open all cold and hot water taps; › after completing all operations, close the discharge tap and all previously opened water taps. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 60: Fault Signalling Codes

    CHECK VENTING, CHECK CABLE, TRIPPED REPLACE PART WITH FLAME LIGHT UP REVERSE POLARITY; PROPERLY CONNECT THE POWER SUPPLY; IONIZATION ELECTRODE REPLACE IT; BROKEN; IONIZATION ELECTRODE CHECK THE WIRING. CABLE DISCONNECTED. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 61 CHECK THE WIRING. PROBE CONNECTOR. RETURN PROBE BROKEN OR INCORRECTLY REPLACE IT; AUTOMATIC. CALIBRATED PROBE (RESISTANCE VALUE 10 KOHM AT 77°F (25 °C) NTC); DISCONNECTED OR WET CHECK THE WIRING. PROBE CONNECTOR. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 62 SUPPLY VOLTAGE SUPPLY VOLTAGE OUT OF CHECK THE POWER SUPPLY LINE (THE AUTOMATIC. THE OPERATION RANGE. ERROR DEACTIVATES AUTOMATICALLY AS SOON AS THE SUPPLY VOLTAGE FALLS BACK WITHIN THE REQUESTED LIMITS). R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 63: Active Functions Signalling Codes

    YOU CAN ACTIVATE/DEACTIVATED IT BY HOLDING SIMULTANEOUSLY AND FOR 7 SECONDS THE RESET ‘ ’ AND ‘ ’ OF THE DOMESTIC CIRCUIT . THE “FAST H2O” FUNCTION GUARANTEES THE IMMEDIATE D.H.W SUPPLY AT THE REQUESTED TEMPERATURE. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 64: Conversion To Adifferent Gas Type

    ‘GAS TYPE SELECTION’ from the control panel (see 2.1.5 and 2.1.4 ‘DIGITECH CS PARAMETERS TABLE’ and ‘ACCESSING AND PROGRAMMING THE PARAMETERS’); › adjust the CO2 combustion value as indicated in 2.1.3 ‘CO2 VALUE CHECK AND CALIBRATION’. R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...

  • Page 65: Positions Of The Electrodes

    If the boiler does not restart, check the positions of the electrodes (especially the ignition electrode). LIGHT UP ELECTRODE DETECTION ELECTRODE 0.16" (3mm) LIGHT UP ELECTRODE LIGHT UP ELECTRODE DETECTION ELECTRODE fig. 43 R2K 24 - RAD - ING - Inst.Manual - 2002.1_CSA...
  • Page 68 RADIANT BRUCIATORI s.p.a. Via Pantanelli, 164/166 - 61025 Loc. Montelabbate (PU) Tel. +39 0721 9079.1 • fax. +39 0721 9079279 e-mail: info@radiant • Internet: http://www.radiant.it...

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