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...
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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...
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...
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.
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...
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...
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...
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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...
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...
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.
▪ 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.
▪ 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 ▪...
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.
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.
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.
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).
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.
(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.
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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.
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) ▪...
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.
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.
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.
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...
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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...
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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...
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.
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)?
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.
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.
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...
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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...
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...
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...
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.
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...
(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...
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...
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...
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.
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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...
▪ 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.
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.
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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...
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...
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...
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.
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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...
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:"...
▪ 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.
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.
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...
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...
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...
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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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