Daikin A2 F Installation And Operating Instructions Manual

Daikin A2 F Installation And Operating Instructions Manual

Rotex oil condensing boiler
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Daikin
A2 F 18H
D9HA2018A
A2 F 24H
D9HA2014A
A2 F 32H
D9HA2032A
Installation and
Oil condensing boiler A2 F
ROTEX
R9HA2018A
R9HA2014A
R9HA2032A
Installation and operating instructions
operating
instructions
Oil condensing boiler A2 F
English

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Summary of Contents for Daikin A2 F

  • Page 1 Installation and operating instructions Oil condensing boiler A2 F Daikin ROTEX A2 F 18H D9HA2018A R9HA2018A A2 F 24H D9HA2014A R9HA2014A A2 F 32H D9HA2032A R9HA2032A Installation and operating instructions English Oil condensing boiler A2 F...
  • Page 2: Table Of Contents

    Installing/Removing the boiler cladding........26 12.4 Electrical connection diagram ............ 60 5 Start-up 13 Notes Initial commissioning ..............29 List of keywords 5.1.1 Requirements.............. 29 Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 3 List of contents 14 For the chimney sweep 14.1 Data for designing the flue gas pipe.......... 64 14.2 Emissions measurement ............64 Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 4: General Safety Precautions

    Cleaning and user mainten- life and health and hinder the opera- ance must not be carried out by tion of the heating device. children without supervision. Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 5: Observing The Instructions

    Risk of burning or scalding 1.2.2 Intended use Risk of poisoning The A2 F may only be used for the heating of hot water heating sys- tems. It must only be installed, connected and operated according to Validity the information in this manual.
  • Page 6: Device Installation Room

    EN 12897. The requirements of the fol- lowing must also be observed: ▪ Operate A2 F only if sufficient combustion air supply is ensured. If ▪ EN 1717 – Schutz des Trinkwassers vor Verunreinigungen in the A2 F is operated as an ambient air-independent device with a...
  • Page 7: Handover To Operator And Warranty

    There is only an entitlement to warranty services when it can be cer- tified that the annual maintenance work according to chap. 9 has been regularly completed. Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 8: Product Description

    Image 3-2 Design and components - front and rear view Image 3-4 Design and components - view of lower part For legend, see Tab. 3-1 Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 9 Image 3-6 Design and components with valve kit - schematic draw- ternal diaphragm ex- vessel (accessory/ ing (hydraulic system) pansion vessel provided by the cus- tomer) For legend, see Tab. 3-1 Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 10: Brief Description

    Safety management Item Designation Item Designation The entire safety management of the A2 F is carried out by the elec- Blow-off line from Pressure sensor tronic controller. If there is water shortage, oil shortage or undefined safety valve operating conditions, there is a safety shutdown. A corresponding...
  • Page 11: Set-Up And Installation

    2x75 cm²) Rear ventilation opening (150 cm Tab. 4-2 Legend for Image 4-2 The A2 F is designed for ambient air-independent operation. It is Image 4-1 Installation dimensions fitted as standard with a concentric flue gas /air supply pipe DN 80/125. Item Designation Minimum room height (see Chap.
  • Page 12: Room-Air Independent Operation

    ▪ Observe local regulations regarding minimum distances of win- Installation version 3 dows or other building openings. The A2 F is not placed directly below the roof. The dual pipe for the ▪ Device type C combustible air supply and flue gas duct runs through the roof truss.
  • Page 13: Ambient Air-Dependent Mode

    ▪ vertical opening for flue gas outlet and supply air inlet ▪ Flue gas discharge to the outside runs through the chimney or an installation shaft. If the connection line between the A2 F and the ▪ Openings within a square of 50 cm x 50 cm installation shaft is single-walled or not completely surrounded by ▪...
  • Page 14: Transport And Delivery

    Documentation The A2 F is delivered on a pallet. All industrial trucks, such as lifting Tab. 4-3 Legend for Image 4-3 trucks and forklift trucks, are suitable for transporting it.
  • Page 15: Installing The Oil Condensing Boiler

    Therefore, no minimum distance is specified for components made with flammable materials. If the A2 F is installed in the attic and the oil is stored in the rooms ▪ A minimum distance of 50 mm between the flue gas line and flam- below it, the oil pump of the burner is generally not sufficient.
  • Page 16: Installing The Device

    Image 4-5 Height-adjustable feet the maximum permitted height of the flue gas duct is reduced by ▪ Adjust the height of the A2 F using the screw with an Allen key exactly that length. SW 5 mm or a 17 mm open-ended spanner.
  • Page 17: Connecting A Flue Gas Line

    The associated assembly instructions must be observed for installing the flue gas and supply air holding system components or their means of attachment. Connect the A2 F to the flue gas system inside the installation room (Image 4-1).
  • Page 18: Flue Gas System Kits

    155079.05) SET-K E8 MSD * E8 MSD * 154578) 154578) SET-H 155079.08) (PA) SET-H E8 RR * E8 RR * 155079.0107) 155079.0107) DRFLUEGAKITA Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 19: Water Connection

    3-4, item 29). The blow-off line, which is led out of the boiler as a transparent hose, must be exten- The connections of the A2 F are on the top of the device. Optionally, ded by the customer and connected to the waste water a valve kit or a Smart Start kit can be installed in the boiler to con- system.
  • Page 20: Connect The Condensate Drain

    (maintenance, parts replacement). ation room, a condensate lifting pump must be installed on ▪ Lay the ducting in such a way that the housing parts of the A2 F site. can be inserted easily after installation.
  • Page 21 Inserting the cables in the controller housing. Insert strain relief clips in the boiler control panel and ensure ef- fective strain relief for all cables connected to the A2 F by means of cable ties. Check the holding force of the strain relief.
  • Page 22: Integrated Heating Circulation Pump And 3-Way Valve

    4.7.2 Integrated heating circulation pump and 3-way valve The A2 F is equipped with an integrated heating circulation pump as standard. The A2 F can be equipped optionally with ▪ a 3-way distribution valve 3UV DHW (accessory in valve kit and in Smart Start kit) ▪...
  • Page 23: Connecting The Rocon Ot1 External Temperature Sensor

    Set-up and installation The A2 F can regulate the inflow temperature dependent on the ≤ 15 W weather. The external temperature sensor (RoCon OT1) contained in the scope of delivery is required for this function. For information - n.b. - n.b.
  • Page 24: Rocon M1 Mixer Module (Optional)

    ROTEX RKRTW) Close the control panel. 4.7.5 RoCon M1 mixer module (optional) The RoCon M1 mixer module can be connected to the A2 F (J13 cir- cuit board connector) and is controlled by the electronic boiler con- troller. INFORMATION A separate installation manual is included with this com- ponent.
  • Page 25: Connect The Oil Line

    4-11). The changeover of the operating mode is only ef- fective for a long as the external switching contact is closed. The operating mode has an effect on the direct circuit of the A2 F as well as all other heating circuits connected to this device as an op- tion.
  • Page 26: Connect The Oil Line

    Check the oil line for leakage in accordance with local regula- tions (DIN 4755: min. 5 bar overpressure and 0.3 bar underpres- sure). Filling the system Only fill the A2 F after completion of all installation work in the order shown below. 4.9.1 Checking the water quality and adjusting...
  • Page 27 First hook in the left side and press down, then hook in the right side and press down. For legend, see Tab. 4-13 Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 28 Tab. 4-13 Legend for Image 4-19 Image 4-25 Remove boiler cladding The boiler cladding is removed in reverse order. For legend, see Tab. 4-13 Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 29: Start-Up

    Requirements Item Designation ▪ The A2 F is installed correctly. If a pressure unit is used as a sep- Manometer connection arate oil pump, the installation location is also secured by a sealed tank and a filter cup made of metal.
  • Page 30: Checklists For Start-Up

    Checklists for start-up Checklist before start-up Is the A2 F properly installed in accordance with a permitted set-up variant and without any discernible damage? When using a pressure unit: installation site additionally secured (sealed tray, filter cup made of metal)?
  • Page 31: Controller And Electronic Components

    Legend for Image 6-1 Mains switch Switching the A2 F on and off. When the heating system is switched on (mains switch in position I), the display is illuminated. Control panel for the RoCon B1 The control panel is equipped with a coloured backlit clear text dis- play.
  • Page 32: Change Cables

    Touching live parts can result in an electric shock and lead to potentially fatal injuries and burns. Rear view ▪ Before beginning work on the A2 F, disconnect it from Control panel for the RoCon B1 the power supply (fuse, switch off the main switch) and Plug connection for communication cable secure against unintentional restart.
  • Page 33: Replacing The Inflow Temperature Sensor / Return Flow Temperature Sensor And Pressure Sensor

    SW 24 wrench (plastic thread!). Install the RoCon BE2 circuit board in the housing. Connect all connector plugs to the circuit board. Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 34 Have a pro- fessional electrician remedy the cause for the short circuit before putting in a new fuse. Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 35: Oil Burner

    Oil burner Oil burner Design and brief description Image 7-3 A2 F Oil burner - Side view from right Item Designation Item Designation Oil combustion control- Burner flange with gasket Image 7-1 A2 F Oil burner – View from top Oil pump...
  • Page 36: Safety Function

    100 x 150 A2 F 32H 12.8 20.0 32.2 1.07 2.70 100 x 150 Tab. 7-2 Setpoint values of the A2 F - Part 1 Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 37: Establishing Access To The Burner

    7.3.5 Adjusting the flue gas quality INFORMATION Image 7-4 Oil pump The A2 F is generally designed to be operated independ- Item Designation ently of the ambient air and is equipped with a concentric Vacuum meter connection flue gas / supply air connection DN 80/125.
  • Page 38: Recirculation Gap

    Tab. 7-6 Legend for Image 7-6 The recirculation gap is set to a fixed value of 1.0 mm at A2 F 18H and 2.0 mm at A2 F 24H and A2 F 32H and must not be changed. 7.3.7 Check and set the electrode distance and...
  • Page 39: Dismantling The Burner

    (e.g. changing nozzle or electrodes) or within the burner tube, the burner is moved to the service position. Switch off the main heater switch. Remove the boiler cladding. Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 40: Installing/Removing The Recirculation Pipe

    Lift the burner flange with burner tube and recirculation tube out of the burner chamber. Install the burner in reverse order. Start the burner, check the function and settings. Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 41: Connecting The Firing Unit

    Oil pump pressure sensor without influencing it. 7 – 10 (Ub, ⊥, Hall, Burner blower speed regula- An LED indicates the operating status: PWM) tion Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 42: Oil Burner Pump And Oil Filter

    The integrated pressure lim- iter prevents the generation of overpressure. The factory setting is 30 bar. Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 43: Hydraulic Connection

    Hydraulic connection Hydraulic connection CAUTION We recommend equipping the A2 F with plastic gravity brakes. They are suitable for maximum operating temper- atures of 95 °C. Hydraulic system connection INFORMATION A selection of diagrams of the most common systems is shown below. The arrangements shown are only ex- amples, and are no substitute for careful system planning.
  • Page 44 Hydraulic connection Image 8-3 Connection diagram of A2 F with Smart Start kit Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 45: Service And Maintenance

    ▪ Before the filling process, power down the A2 F. WARNING ▪ After the first filling and before switching on the A2 F at A blocked condensate drain can cause a build-up of con- the mains switch, check that all electric parts and con- densate.
  • Page 46: Checking The Connections And Pipes

    A2 F may be impaired. ▪ Rectification of damage to live components of the A2 F must only be carried out by heating engineers author- ised and recognised by the energy supply company.
  • Page 47 Remove the turbolators. Image 9-5 Removing the siphon Place a drip tray underneath. Image 9-8 Taking out the turbolators Clean the turbolators with a soft cloth. Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 48: Checking And Cleaning The Burner

    We recommend entering all measured values and the work performed with the date and signature in the enclosed op- erating manual. Image 9-11 Flushing the combustion chamber and heat exchanger tubes Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 49: Changing The Ignition Electrodes And Oil Nozzle

    Set the oil nozzle/air nozzle distance. Plug the ignition cable on the ignition electrodes. Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 50: Faults And Malfunctions

    Chap. 6 and in the enclosed control system instructions. The electronics of the A2 F Troubleshooting ▪ signal a fault by red backlighting on the display, and Detecting and remedying the cause of the malfunction.
  • Page 51 Water throughput too low due to air inclusion ▪ Clean the boiler. Flue gas temperature Flue gas temperature too high sensor switch-off Tab. 10-1 Possible faults on the A2 F see "RoCon BF" controller documentation Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F...
  • Page 52: Fault Codes

    Exceptional error of the operating system (reset by switching the A2 F off/on) E 227 Internal fault of the automatic burner control unit (reset by switching the A2 F off/on) Tab. 10-2 Fault code of locking faults (can be detected by the firing unit) On the error display, "Inside device:"...
  • Page 53: Rectifying Burner Malfunctions And Stb Malfunctions

    ▪ Let the boiler cool down. Con BF" operating instructions). ▪ Wear protective gloves. When the 3-way valves are intact, the A2 F switches to heating oper- ation. The required inflow temperature can be adjusted with the INFORMATION rotary switch.
  • Page 54: Taking Out Of Operation

    Switch off the main switch and secure against restarting. Close the check valve on the oil filter. Connect the drain hose to the KFE cock of the A2 F. Open the KFE cock on the A2 F. Drain the heating and hot water circuits.
  • Page 55: Technical Data

    228 / 289 circulation pump) Max. electric power consumption in "Standby" operating mode Protection type IP X0B Tab. 12-1 Basic data A2 F Boiler type A2 F 18H A2 F 24H A2 F 32H Burner type HLM 35 AV 16 G1 G1...
  • Page 56: Integrated Heating Circulation Pump, 3-Way Valves

    AFRISO USV Voltage ~230 Frequency (voltage supply) Maximum power consumption Protection type IP 54 Turnaround time Tab. 12-4 Technical data for heating circulation pump, 3-way valves Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 57: Information On The Type Plate

    Seasonal space heating energy efficiency η Annual energy consumption Q Noise power level L dB(A) Tab. 12-6 Product data sheet A2 F Special precautions for installation and maintenance can be found in Type integrated temperature controller RoCon B1 / BM2 the installation and operating instructions. Energy efficiency labels...
  • Page 58: Tightening Torque

    (GJ) 11397 (41) 15078 (54) 18953 (68) Noise power level indoors L dB(A) Nitrogen oxide output mg/kWh Tab. 12-9 Technical data sheet A2 F 12.1.4 Tightening torque Component Remark Tightening torque in Hydraulic line connections (Water) Thread 1‘‘ 25 - 30...
  • Page 59: Flow Rate And Residual Feed Height

    Technical data 12.2 Flow rate and residual feed height 12.3 Temperature sensor Image 12-2 Residual feed height A2 F (heating side) Image 12-4 Resistance characteristics of the temperature sensor Item Designation Item Designation Δp Remaining feed height Sensor resistance Heating network flow rate...
  • Page 60: Electrical Connection Diagram

    AG/WP RoCon BE2 RJ45 RoCon B1 mains TRA-X2 OPM- CM 471 CM471 RoCon BE2 BF-PWM STBK *) Smart start kit oil P eSTB Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 61 (digital request contact) Heating circulation pump Mains voltage 230 V, 50 Hz PWM (P Speed controller for P Tab. 12-15 Wiring diagram legend A2 F Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 62: Notes

    Notes Notes Installation and operating instructions Daikin/ROTEX A2 F Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 63: List Of Keywords

     51 ........................ MC-7 universal micro exchangeable filter insert  46 ........Minimum distance  13, 14 .................... Oil connection:Implementation  25 ................Operating mode  10 ......................Daikin/ROTEX A2 F Installation and operating instructions Oil condensing boiler A2 F 008.1546499_01 – 03/2018 – EN...
  • Page 64 è The following load types are available for selection: – Off: The emission measurement is switched off, any heat ge- T-HS nerators switched on by the A2 F control functions continue to be regulated normally. Emissions measurement – Base load: The heat generator is switched on and operated...

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