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Summary of Contents for Fröling SP Dual
- Page 1 Operating instructions Dual fuel boiler SP Dual Translation of original German version of operating instructions for operators. Read and follow all instructions and safety instructions. All errors and omissions excepted. B1520423_en | Edition 07/09/2023...
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Page 2: Table Of Contents
4.8.1 Overview of the touch display ....................34 4.8.2 Select information displays ......................40 4.8.3 Switch pellet unit ON/OFF ......................42 4.8.4 Change boiler mode........................43 4.8.5 Change date and time........................ 43 B1520423_en | Operating instructions Dual fuel boiler SP Dual... - Page 3 6.1.1 Behaviour of system after a power failure.................. 78 6.2 Extra cleaning of flue gas paths ......................78 6.3 Excessive temperature.......................... 79 6.4 Faults with fault message........................79 6.4.1 Procedure for fault messages ....................80 B1520423_en | Operating instructions Dual fuel boiler SP Dual...
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Page 4: General
Our sale and delivery conditions will be applicable. These conditions have been made available to customers, and customers have been made aware of them at the time of order completion. You can also find the guarantee conditions on the enclosed guarantee certificate. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 5: Sp Dual Product Overview
Control opening for inspecting the automatic quick vent valve Lever of the heat exchanger cleaner (WOS system) Heat exchanger cover: maintenance opening for cleaning the WOS system and heat exchanger Main switch Service port STL high-limit thermostat B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 6: Safety
The dangerous situation may occur and if measures are not observed it will lead to minor injuries. NOTICE The dangerous situation may occur and if measures are not observed it will lead to damage to property or pollution. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 7: Pictograms Used
Warning of injury to fingers or hands, gear/chain drive hands, cutting edge Hand injury warning Warning of injury from being pulled into rotating shafts Increased CO concentration Slipping hazard warning warning B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 8: General Safety Information
(such as spontaneous combustion of carbonisation gases or flash fires). Take the following precautions: r Optimum boiler performance can only be guaranteed if the flue gas system is functioning correctly. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 9: Permitted Uses
Clean Air Act requirements. The Froling SP Dual 22, SP Dual 28, SP Dual 34 and SP Dual 40 have been recommended as suitable for use in smoke control areas when burning fuels as listed under "Permitted fuels". -
Page 10: Permitted Fuels
▪ stack split wood and store in such a way that it is protected from the elements ▪ If possible, stock fuel for the day in a warm place (e.g. in boiler room) (pre-heats the fuel!) B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 11: Fuels Permitted Under Certain Conditions
▪ Even when using the settings for dry fuel, burning wood briquettes can cause combustion problems. In such cases, repairs must be carried out by qualified staff. Please contact Froling customer services or your installer. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 12: Non-Permitted Fuels
You must ensure that staff have the protective equipment specified by accident prevention regulations! ▪ For operation, inspection and cleaning: - suitable work wear - protective gloves - sturdy shoes - dust mask B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 13: Safety Devices
SAFETY VALVE (protection against overheating/excess pressure) When the boiler pressure reaches a maximum of 3 bar, the safety valve opens and the heated water is blown off in the form of steam. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 14: Residual Risks
/ flash fires) which can lead to serious accidents! Take the following precautions: r Only use fuels specified in the "Permitted fuels" section of these operating instructions. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 15: Emergency Procedure
Close the fire door and doors to living areas r Allow the fire to burn out completely and let the boiler cool Recommendation: Do not install smoke alarms and carbon monoxide detectors near the system. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 16: Power Failure / Induced Draught Fan Failure
Emergency procedure in case of fire: r Leave the room in which the boiler is installed and close the doors r Press the on-site EMERGENCY STOP button r Inform the fire department B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 17: Notes For Operating A Heating System
▪ The system must be protected against gnawing and nesting by animals (such as rodents) ▪ No flammable materials in proximity to the system ▪ Observe national and regional regulations regarding the installation of smoke and carbon monoxide detectors B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 18: Combustion Air
(maximum flow rate = 1 m/ Note on standards ÖNORM H 5170 - Construction and fire protection requirements TRVB H118 - Technical directives on fire protection/prevention B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 19: Simultaneous Operation With Other Air-Drawing Systems
Alternating operation An approved safety system (such as a flue gas thermostat) ensures (e.g. by switching off the power supply) that the boiler cannot be operated simultaneously with the air-drawing appliance. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 20: Domestic Hot Water
1. For calculating the specific system volume, the smallest individual heating capacity is to be used for systems with several heat generators. 2. In systems with several heat generators with different specific water contents, the smallest specific water content is decisive in each case. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 21: Pressure Maintenance Systems
These systems offer no oxygen removal for the purposes of corrosion control as required by VDI 2035 and in the interests of corrosion protection should not be used. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 22: Return Lift
You can find more detailed information about storage tank design in the boiler assembly instructions. NOTICE! See "Design Information" section in the assembly instructions SP Dual 3.8 Chimney connection/chimney system EN 303-5 specifies that the entire flue gas system must be designed to prevent, wherever possible, damage caused by seepage, insufficient feed pressure and condensation. -
Page 23: Operating The System
NOTICE If condensation escapes during the initial heat-up phase, this does not indicate a fault. r Tip: If this occurs, clean up using a cleaning rag. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 24: Notes On Filling The Fuel Stores
Before filling check the store for fines and clean if necessary r Close all openings to the store to seal out dust r Fill the store with pellets Ä Only use permitted pellets! Ü "Permitted uses" [} 9] B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 25: Switching On The Power Supply
For boilers with automatic WOS, the heat exchanger pipes are cleaned using “Cleaning” mode after each time it heats up. Manual WOS r Pull the lever of the cleaning system several times before heating up (up and down 5 – 10 times) B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 26: Reloading Intervals When Operating With Storage Tank
Three or four bars in the store load status mean that the storage tank cannot take any more heat, or only a small amount. In this case do not add fuel! B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 27: Reload Quantity Calculation
▪ Mixed wood ▪ Hardwood Required reload quantity in kg, for example ▪ about 17 kg of firewood is needed to fully load a 2,000 l storage tank ▪ Sufficient heat available, do not heat/reload B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 28: Determining The Right Amount Of Fuel
Energy required / energy content of fuel = amount of fuel 69.8 kWh / 3.8 kWh/kg = 18.4 kg Approx. 18.4 kg beech wood (w=20%) is required to heat a 2,000 litre storage tank from 50°C to 80°C. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 29: Reloading Intervals When Operating Without Storage Tank Or If The Storage Tank Is Too Small
"constant burn" operating status (blower fan switches off) Ä The level of efficiency drops in constant burn mode, the emissions increase and the boiler can tar up (pitch formation!) B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 30: Filling The Boiler With Firewood
(2) in the combustion chamber guard is no longer visible. An even layer of ash protects the combustion chamber and makes the heating-up process more efficient. B1520423_en | Operating instructions Dual fuel boiler SP Dual... - Page 31 Definition – small pieces of split firewood: ▪ Maximum length of 10 cm along the cut edge ▪ Arrange firewood with a length of approximately 50 cm lengthwise in the fuel loading chamber B1520423_en | Operating instructions Dual fuel boiler SP Dual...
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Page 32: Heat Up Firewood Manually
Ä A bed of embers forms Ä Wait for the message on the boiler display to close the pre-heating chamber door r Close the pre-heating chamber door and the insulated door B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 33: Ignite Firewood With Pellet Unit Once
NOTICE! In the case of daily ignition, if fuel is not replenished by the preset time the boiler cannot be started. NOTICE! See operating instructions for boiler controller for a detailed description. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 34: Operate The Boiler Using The Touch Display
Ü "Change boiler mode" [} 43] Display icons for using froeling-connect Ü "Display icons for froeling-connect/remote control" [} 36] Brightness sensor for automatically adjusting the brightness of the display Status LED to display the current system status B1520423_en | Operating instructions Dual fuel boiler SP Dual... - Page 35 Opens quick menu. Selection of functions depending on user level, configuration and current status. Tap to change parameters (dropdown menu or numeric keypad) Opens system menu. Menu display depends on user level and configuration Back to higher menu level. B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 36 Tap the info menu in the basic display and navigate to the “froeling-connect” menu Ä The connection status is displayed in the lower range (connected, deactivated, …) NOTICE! Consult the “froeling-connect” operating instructions for a detailed description of the connection status as well as troubleshooting B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 37 Tap the respective tab to carry out settings in the menus. Icon Status Temperatures Times Service General settings Solar heat meter B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 38 Use the up and down arrows to set the start and end time and save by tapping the “Confirm” icon The time window set is saved for all selected days of the week. To delete a saved time window, tap on the “Recycle bin” icon next to it. B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 39 Setting wizard Switching on for the first time: Setting the language, manufacturer’s number, date and time Connect: Setting parameters required for the boiler to use the “froeling-connect.com” (IP address, display password, …) B1520423_en | Operating instructions Dual fuel boiler SP Dual...
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Page 40: Select Information Displays
System CPU/RAM capacity Display of the CPU and RAM capacity in percent 1. This selection merges two tiles together, reducing the maximum number of information displays! B1520423_en | Operating instructions Dual fuel boiler SP Dual... - Page 41 When using more than two store sensors, it is possible to have an information display with storage tank temperatures in accordance with the number of sensors. An information display that spans two areas is used. B1520423_en | Operating instructions Dual fuel boiler SP Dual...
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Page 42: Switch Pellet Unit On/Off
Ignite firewood Ü "Ignite firewood with pellet unit once" [} 33] B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 43: Change Boiler Mode
Tap on the displayed date and time to change the date and time in the basic display. Use the up and down arrows to adjust the settings and tap on the “Confirm” icon to save. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 44: Change Desired Dhw Tank Temperature
“automatic”. NOTICE! If this selection is not configured in the information display in the basic display, open the components in the system menu. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 45: One-Time Extra Loading Of All Existing Dhw Tanks
(default: (default: 22:00 – 06:00) falls below the set 7°C) value, the heating circuit is activated (pump on, mixing valve regulated as per heating curve) B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 46: Change Room Temperature (Heating Circuit Without Room Temperature Sensor)
5°C, and never more than 3°C for a low temperature circuit. Once the changes have been made, wait a few days and assess comfort levels before carrying out additional changes. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 47: Change Room Temperature (Heating Circuit With Room Temperature Sensor)
To cancel this function prematurely, activate another mode/function. Continuous The heating circuit is regulated to the set setback mode setback temperature until activation of another mode/function. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 48: Lock Display/Switch User Level
20 characters are available for the name. r Navigate to the “System” menu and open the “Renaming” sub-menu r Tap the desired component and use the keyboard to rename it B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 49: Configure The Holiday Program
Tap the “suitcase” icon to prematurely end the holiday program. The boiler then switches to the previously activated mode (“water tap” symbol = domestic hot water, “water tap/ radiator” symbol = automatic). B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 50: Switch The Boiler On/Off On The Room Console
[} 36]), the boiler can be switched on and off on the room console. Boiler remote control deactivated Boiler remote control activated r Switch the boiler ON/OFF by tapping on the current operating status B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 51: Reloading Firewood
Serious combustion faults leading to serious accidents are possible. Before turning off the main switch: r Switch boiler off by tapping “Boiler OFF” Ä The boiler follows the shutdown procedure and switches to "Off“ status after the cleaning cycle B1520423_en | Operating instructions Dual fuel boiler SP Dual... - Page 52 Turn off the main switch Ä Boiler controller is switched off Ä There is no power supply to any of the boiler components NOTICE! Frost protection function is no longer active! B1520423_en | Operating instructions Dual fuel boiler SP Dual...
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Page 53: Boiler In Combi Mode
Switch the boiler off by tapping “Pellet unit Off” Ä The boiler follows the shutdown program and switches to "Off" status Ä The combustion unit is switched off, the chamber discharge unit and the entire hydraulic system remain active B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 54: Checking The Ash Level In The Boiler
Using the furnace tool, push the ash out of the lower channel of the combustion chamber into the ash drawer r Shovel the ash into container provided Ä Use a fire-proof container with cover B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 55: Cleaning The Grating
Using the cleaning brush or small brush, sweep or vacuum out the burn-through (A) from the pellet unit Ä The burn-through rises slightly towards the pellet unit, you may need to check using a mirror and torch. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 56: Emptying The Ash Drawer Of The Pellet Unit
Put the transport cover on as illustrated and pull out the ash drawer until the transport cover engages r Take the ash drawer to the emptying point and empty it Ä Pull up the locking lever to remove the transport cover B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 57: Servicing The System
(e.g. spontaneous combustion of carbonisation gases / flash fires) and this can lead to serious accidents and damage! Take the following precautions: r Clean the boiler following the instructions in the instruction manual. Follow the boiler operating instructions. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 58: Required Tools
Cleaning brush (30x20) for cleaning the carbonisation gas duct Cleaning brush (Ø54) for cleaning the heat exchanger Not included: Spanner or box wrench AF 13 Screwdriver set (Philips, flat head, Torx T20) Small brush or cleaning brush Ash vacuum B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 59: Maintenance Work By The Operator
NOTICE! The vent cap (A) must be loose (screw on approx. two revolutions) to ensure correct functioning. The pellet unit comes equipped with a quick vent valve. This can be found behind the front insulated door. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 60: Periodic Inspection And Cleaning
Open the insulated door and the fuel loading chamber door r Unhinge the cladding plates r Check the primary air openings (A) for unobstructed air-flow; clean as required r Clean the inner walls using the flat scraper (B) B1520423_en | Operating instructions Dual fuel boiler SP Dual... - Page 61 Lift off the back insulating cover and remove the heat exchanger cover Ä Use spanner (A) provided r Remove the pipe locking pin (B) and take out the WOS lever r Lift out the turbulators together with the mounting bracket B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 62 Thread the turbulators into the heat exchanger pipes r Insert the WOS lever and secure with pipe locking pin r Fit the heat exchanger cover and back insulating cover B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 63 Ä The bristles cannot be turned in the pipe. r Push the ash forwards out of the lower channel of the combustion chamber into the ash drawer provided using the furnace tool B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 64 Thread the turbulators into the heat exchanger pipes and connect to carrier plate r Insert the WOS lever and WOS shaft and secure with pipe locking pin r Fit the heat exchanger cover and back insulating cover B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 65 S4 Turbo 50-60: r Remove the cover behind the flue gas pipe nozzles and induced draught cover plates r Undo the screws on the top and pull the housing backwards to remove B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 66 Clean the connecting pipe between the boiler and chimney with a chimney sweeping brush Ä Depending on how the flue gas pipes and chimney draught are installed, adjust the cleaning intervals according to the degree of soiling B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 67 Remove dirt and deposits from the induced draught housing using a scraper r Remove any ash which has gathered using an ash vacuum r Fit the induced draught fan r Plug in the connection cable and secure with cable ties B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 68 Ä Adjusting spanner (C) included! Ä CAUTION: The hinge must be aligned in the same way at the top and bottom r Secure the adjustments by tightening the lock nuts (A) B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 69 Ä CAUTION: The hinge must be aligned in the same way at the top and bottom r Secure the adjustments by tightening the lock nuts (A) B1520423_en | Operating instructions Dual fuel boiler SP Dual...
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Page 70: Maintenance Work By Technicians
Please be advised that, in Austria, commercial systems with a rated heat output of 50 kW or more must be regularly tested at yearly intervals in accordance with the Heating Plant Regulations (Feuerungsanlagen-Verordnung). B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 71: Checking And Cleaning The Combustion Grate
Switch off the power supply to the boiler r Open the insulating door and ash door r Pull out the ashcan r Pull out the spring cotter beneath the grate r Remove the eyebolt and washer B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 72: Cleaning The Flow Sensor
5.4.2 Cleaning the flow sensor r Open the insulated door to the pellet unit r Loosen the screws (A) on the cover plate above the ash door and unhook the cover B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 73: Cleaning The Lambda Probe
Carefully remove the Lambda probe (1), adapter (2) and plastic bushing (3) Ä Pay attention to the cables of the Lambda probe! r Carefully remove impurities from the measuring ports with a fine brush and ash vacuum B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 74: Emissions Measurement By Chimney Sweep Or Regulatory Body
(1 heating day = 1 day during which the boiler to be measured is in operation) before the measurement. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 75: Starting The Emissions Measurement In Pellet Mode
The combustion process must not be interrupted during the measurement Interruptions to the combustion process include: - Opening the boiler doors - Stoking the burning material - Switching off the ID fan (e.g. because of inadequate heat consumption) B1520423_en | Operating instructions Dual fuel boiler SP Dual... - Page 76 Ä The ready-to-measure state is shown on the display Ä Regularly check the that the conditions are stable: - Boiler temperature > 70 °C - Flue gas temperature around 170 °C B1520423_en | Operating instructions Dual fuel boiler SP Dual...
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Page 77: Replacement Parts
(e.g. AWG in Austria) r You can separate and clean recyclable materials and send them to a recycling centre. r The combustion chamber must be disposed of as builders' waste. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 78: Troubleshooting
Navigate to the “General Settings” menu Ä Activate the parameter “SH w<15%” in the “Fuel selection” menu NOTICE! See operating instructions for boiler controller! NOTICE! If you have any questions, please contact Froling customer services or your installer! B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 79: Excessive Temperature
The boiler follows the shutdown procedure and remains in "Off" status until the problem is resolved. ALARM An alarm triggers a system emergency stop. The boiler shuts down immediately, the heating circuit controller and pumps remain active. B1520423_en | Operating instructions Dual fuel boiler SP Dual... -
Page 80: Procedure For Fault Messages
Tap the Cancel icon again and confirm that you have read all of the errors to return to the basic display Ä The boiler is in the previously set mode B1520423_en | Operating instructions Dual fuel boiler SP Dual... - Page 81 Notes B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 82 B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 83 B1520423_en | Operating instructions Dual fuel boiler SP Dual...
- Page 84 Manufacturer’s address Froling srl Froling SARL Fröling Heizkessel- und Zweigniederlassung Behälterbau GesmbH Aschheim Industriestraße 12 Max-Planck-Straße 6 Via J. Ressel 2H 1, rue Kellermann A-4710 Grieskirchen 85609 Aschheim I-39100 Bolzano (BZ) F-67450 Mundolsheim +43 (0) 7248 606 0 +49 (0) 89 927 926 0 +39 (0) 471 060460 +33 (0) 388 193 269 info@froeling.com...
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