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Summary of Contents for Fröling S1 Turbo 15F ESP
- Page 1 Operating instructions Firewood boiler S1 Turbo 15-20F (ESP) Translation of original German version of operating instructions for operators! Read and follow all instructions and safety instructions! Errors and omissions excepted! B1880125_en | Edition 20/03/2025...
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Page 2: Table Of Contents
Table of contents 1 General ................................. 1.1 Operating principle ..........................1.2 S1 Turbo ESP Product Overview......................2 Safety................................2.1 Hazard levels of warnings ........................2.2 Pictograms used ........................... 2.3 General safety information ........................2.4 Permitted uses ............................2.4.1 The Clean Air Act 1993 and Smoke Control Areas..............2.4.2 Permitted fuels ......................... - Page 3 Table of contents 4.7.5 Change desired DHW tank temperature.................. 44 4.7.6 One-time extra loading of an individual DHW tank ..............44 4.7.7 One-time extra loading of all existing DHW tanks..............44 4.7.8 Setting the heating curve for a heating circuit................45 4.7.9 Change room temperature (heating circuit without room temperature sensor) .......
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Page 4: General
1 | General 1 General Thank you for choosing a quality product from Froling. The product features a state-of- the-art design and conforms to all currently applicable standards and testing guidelines. Please read and observe the documentation provided and always keep it close to the system for reference. -
Page 5: S1 Turbo Esp Product Overview
General | 1 1.2 S1 Turbo ESP Product Overview Insulated door Combustion chamber Fuel loading door WOS (Efficiency Optimisation System) Combustion chamber door with inspection glass Induced draught fan Lambdatronic S 3200 controller, Drive for heat exchanger cleaning Ü "Overview of the touch display" [} 35] Carbonisation gas duct flap Electrostatic particle separator Cladding plates... -
Page 6: Safety
2 | Safety 2 Safety 2.1 Hazard levels of warnings This documentation uses warnings with the following hazard levels to indicate direct hazards and important safety instructions: DANGER The dangerous situation is imminent and if measures are not observed it will lead to serious injury or death. -
Page 7: Pictograms Used
Safety | 2 2.2 Pictograms used The following symbols are used in the documentation and/or on the boiler to show what is required and forbidden and to give warnings. In accordance with the Machinery Directive, signs fitted directly within the danger area of the boiler indicate immediate hazards or safety procedures. -
Page 8: General Safety Information
2 | Safety 2.3 General safety information DANGER If the device is used incorrectly: Incorrect use of the system can cause severe injury and damage. When operating the system: r Observe the instructions and information in the manuals r Observe the details on procedures for operation, maintenance and cleaning, as well as troubleshooting in the respective manuals. -
Page 9: Permitted Uses
Safety | 2 2.4 Permitted uses The Froling Firewood boiler S1 Turbo is designed solely for heating domestic water. Only the fuels specified in the "Permitted fuels" section may be used. The unit should only be operated when it is in full working order. It must be operated in accordance with the instructions, observing safety precautions, and you should ensure you are aware of the potential hazards. -
Page 10: Permitted Fuels
2 | Safety 2.4.2 Permitted fuels Firewood Firewood up to max. 55 cm long. Water content Water content (w) greater than 15% (equivalent to wood moisture u > 17%) Water content (w) less than 25% (equivalent to wood moisture u < 33%) Note on standards Fuel as per EN ISO 17225 –... -
Page 11: Fuels Permitted Under Certain Conditions
Safety | 2 Storage time dependent upon water content Wood type Water content 15 – 25% less than 15 Storage in heated and ventilated room Soft wood (e.g. approx. from 1 year (approx. 20°C) spruce) 6 months Hardwood (e.g. 1 – 1.5 years from 2 years beech) Outdoor storage (protected from elements,... -
Page 12: Non-Permitted Fuels
2 | Safety 2.4.4 Non-permitted fuels The use of fuels other than those defined in the "Permitted fuels" section, and particularly the burning of refuse, is not permitted IMPORTANT In case of use of non-permitted fuels: Burning non-permitted fuels increases the cleaning requirements and leads to a build-up of aggressive sedimentation and condensation, which can damage the boiler and also invalidates the guarantee! Using non-standard fuels can also lead to serious problems with combustion! -
Page 13: Safety Devices
Safety | 2 2.7 Safety devices THERMAL DISCHARGE VALVE (protection against overheating) The thermal discharge valve opens at approx. 100°C and feeds cold water to the safety heat exchanger to lower the boiler temperature 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. -
Page 14: Residual Risks
2 | Safety 2.8 Residual risks DANGER If maintenance work is performed when the system is in operation: Risk to life from high voltage electrodes! Before carrying out work on/in the electrostatic precipitator: r Switch off the power supply and take precautions to prevent accidental switching on r Earth and short circuit HV electrodes r Always have work carried out by a qualified electrician r Observe the applicable standards and regulations... - Page 15 Safety | 2 WARNING If non-permitted fuel types are used: Non-standard fuels can cause serious faults in combustion (e.g. spontaneous combustion of carbonisation gases / 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.
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Page 16: Emergency Procedure
2 | Safety 2.9 Emergency procedure 2.9.1 Overheating of the system If the system overheats and the safety devices fail to operate, proceed as follows: IMPORTANT! Do not under any circumstances switch off the main switch or disconnect the power supply. r Keep all the doors on the boiler closed r Open all mixing valve taps, switch on all pumps. -
Page 17: Power Failure / Induced Draught Fan Failure
Safety | 2 2.9.3 Power failure / induced draught fan failure A power failure, among others, can be identified based on the following points: ▪ Display remains dark despite touching it ▪ LED status does not flash / light up ▪... -
Page 18: Notes For Operating A Heating System
3 | Notes for operating a heating system 3 Notes for operating a heating system Carrying out modifications to the system and changing or disabling safety equipment is prohibited. Always comply with all fire, building and electrical regulations when installing or operating the system, in addition to following the operating instructions and mandatory regulations that apply in the country in which the tank is operated. -
Page 19: Combustion Air
Notes for operating a heating system | 3 3.3 Combustion air 3.3.1 General requirement For safe operation, the boiler requires around 1.5 - 3.0 m³ of combustion air per kW nominal heat output and operating hour. The air supply can be provided by free ventilation (e.g. - Page 20 3 | Notes for operating a heating system The minimum cross-sectional area of the supply air opening from outside depends on the nominal heat output of the boiler. Austria 400 cm² net minimum cross-sectional area plus 4 cm² for every kW of nominal heat output above 100 kW Germany 150 cm²...
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Page 21: Domestic Hot Water
Notes for operating a heating system | 3 3.4 Domestic hot water Unless contrary to other national regulations, the latest versions of the following standards and guidelines apply: Austria: ÖNORM H 5195 Switzerland: SWKI BT 102-01 Germany: VDI 2035 Italy: UNI 8065 Observe the standards and also follow the recommendations below: r Use prepared water which complies with the standards cited above for filling and... - Page 22 3 | Notes for operating a heating system Additional requirements for Switzerland The filling and make-up water must be demineralised (fully purified) ▪ The water must not contain any ingredients that could settle and accumulate in the system ▪ This makes the water non-electroconductive, which prevents corrosion ▪...
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Page 23: Pressure Maintenance Systems
Notes for operating a heating system | 3 3.5 Pressure maintenance systems Pressure maintenance systems in hot-water heating systems keep the required pressure within predefined limits and balance out volume variations caused by changes in the hot- water temperature. Two main systems are used: Compressor-controlled pressure maintenance In compressor-controlled pressure maintenance units, a variable air cushion in the expansion tank is responsible for volume compensation and pressure maintenance. -
Page 24: Chimney Connection/Chimney System
3 | Notes for operating a heating system 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. Please note in this respect that flue gas temperatures lower than 160K above room temperature can occur in the permitted operating range of the boiler. -
Page 25: Operating The System
Operating the System | 4 4 Operating the System 4.1 Assembly and initial startup Assembly, installation and initial startup of the boiler must only be carried out by qualified staff, and these procedures are described in the accompanying assembly instructions. IMPORTANT! See assembly instructions for theS1 Turbo IMPORTANT Optimum efficiency and efficient, low-emission operation can only be guaranteed if the... -
Page 26: Switching On The Power Supply
4 | Operating the System 4.2 Switching on the power supply r Turn on the main switch Ä There is voltage at all of the boiler's components Ä When the control has completed the system start, the boiler is ready for operation 4.3 Before heating up the boiler 4.3.1 Operate the WOS lever Automatic WOS... -
Page 27: Reloading Intervals When Operating With Storage Tank
Operating the System | 4 4.3.3 Reloading intervals when operating with storage tank Reloading intervals and amounts should be determined exclusively according to the storage tank for efficient and environmentally-friendly heating. If the information for the storage tank appears on the basic display, the symbol will show Ü... -
Page 28: Reload Quantity Calculation
4 | Operating the System 4.3.4 Reload quantity calculation The reload quantity calculation is used to display on the control how much firewood is required to refill the boiler based on the current storage tank fill level. It does not take into account boiler efficiency, pipe losses and the energy required to heat the boiler and heating system. -
Page 29: Determining The Right Amount Of Fuel
Operating the System | 4 4.3.5 Determining the right amount of fuel The amount of fuel added should allow the storage tank to be constantly heated to the max. storage tank temperature (= boiler target temperature). Please note that the amount to reload also depends on the type of fuel. -
Page 30: Fuel Table
4 | Operating the System Fuel table The table below shows a selection of wood types with the corresponding energy content depending on the water content: Wood type Energy content with water content [kWh/kg] w = 15% w = 20% w = 25% Spruce Pine... -
Page 31: Filling The Boiler With Firewood
Operating the System | 4 4.4 Filling the boiler with firewood IMPORTANT Fill fuel loading chamber for later manual / automatic ignition Premature self-ignition of the firewood by residual heat / temperature of the combustion chamber possible Therefore: r Completely remove residual embers from the combustion chamber r Allow the combustion chamber to cool down r An ash layer up to the middle row of holes in the combustion chamber guards facilitates the ignition process... - Page 32 4 | Operating the System Heat up firewood manually / with automatic ignition 1. First layer of small pieces of split firewood – Length approx. 50 cm – Parts of the burn-out opening (A) in the grating must remain clear 2.
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Page 33: Heat Up Firewood Manually
Operating the System | 4 4.5 Heat up firewood manually r Close the carbonisation gas duct flap by pulling out the lever Ä The carbonisation gas duct is closed to provide a better draught during the heating- up process r Light the crumpled paper r Close the fuel loading door and insulated door IMPORTANT! If necessary, the fuel loading door can remain open for a brief period while heating is active. - Page 34 4 | Operating the System In submenu (A) set the criteria for starting the ignition: Setting Description Date and time The ignition process starts at the set time. When “daily” is selected, the ignition process starts at the set time every day.
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Page 35: Operate The Boiler Using The Touch Display
Operating the System | 4 4.7 Operate the boiler using the touch display 4.7.1 Overview of the touch display Display of freely selectable information Ü "Select information displays" [} 40] Display and switch the current user level Ü "Lock display/switch user level" [} 48] Display and change the current date/time Ü... -
Page 36: Status Display
4 | Operating the System USB interface for software update (➾ see operating instructions for the boiler controller) IMPORTANT! USB interface is for service purposes only and must not be used for charging devices or for PC connections! Status display The status display indicates the system’s operating status: ▪... - Page 37 Operating the System | 4 Display icons for froeling-connect/remote control The icons for connection status and remote control are displayed at the top left of the touch display. Tap on these icons to open the “Connection Centre”. In the menu, the connection to froeling-connect as well as the remote control (switching on and off by external users) is activated/deactivated Status to froeling-connect...
- Page 38 4 | Operating the System Navigation within the system menu The system menu shows the menus available depending on the user level and the system configuration. Use the right and left arrows to navigate to the individual menus. Tap the corresponding icon to open the menu. Within the individual menus, the status display is shown with current values.
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Page 39: Changing Parameters
Operating the System | 4 Changing parameters If there is a “pencil” symbol next to a parameter text, the parameter can be edited. Depending on the type of parameter, it can be edited using the numeric keypad or by selecting from a list and then tapping on the “Confirm” symbol. Numeric keypad Dropdown list Change time window... -
Page 40: Quick Menu
4 | Operating the System Quick menu The quick menu provides different functions depending on the system configuration and system status. Icon Description Language selection Sets the desired system language: Deutsch – English – Francais – Italiano – Slovenski – Cesky – Polski – Svenska – Espanol –... - Page 41 Operating the System | 4 Menu Selection Icon Description Temperatures Display of boiler und flue gas temperature Operating hours Display of the operating hours and the operating hours since last maintenance. Outside air Temperatures Display of the current outside air temperature. temperature Boiler 2 Temperatures...
- Page 42 4 | Operating the System 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. B1880125_en | Operating instructions Firewood boiler S1 Turbo 15-20F (ESP)
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Page 43: Change Boiler Mode
Operating the System | 4 4.7.3 Change boiler mode Depending on the type of boiler, there are several modes available which can be changed directly in the basic display of the touch display. Mode Icon Description Automatic Supply heating circuits and domestic hot water tanks with heat according to the selected heating times. -
Page 44: Change Desired Dhw Tank Temperature
4 | Operating the System 4.7.5 Change desired DHW tank temperature r Tap the information display for the desired DHW tank r Adjust the temperature setpoint by tapping on “+” or “-” IMPORTANT! If this selection is not configured in the information display in the basic display, open the components in the system menu. -
Page 45: Setting The Heating Curve For A Heating Circuit
Operating the System | 4 4.7.8 Setting the heating curve for a heating circuit A flow temperature is calculated using the heating curve of the heating circuit depending Example of floor heating on the outside air temperature and the two adjustable parameters “flow temperature at -10°C outside air temperature”... -
Page 46: Change Room Temperature (Heating Circuit Without Room Temperature Sensor)
4 | Operating the System 4.7.9 Change room temperature (heating circuit without room temperature sensor) Situation Effect Room temperature generally too low Move the heating curve up in parallel. Increase both points on the heating curve by the same temperature level. (see figure 1) Room temperature on cold days too low, OK on Changing the slope of the heating curve. -
Page 47: Change Room Temperature (Heating Circuit With Room Temperature Sensor)
Operating the System | 4 4.7.10 Change room temperature (heating circuit with room temperature sensor) r Tap information display of the desired heating circuit r Tap “+” or “-” to adjust the desired room temperature IMPORTANT! If this selection is not configured in the information display in the basic display, open the components in the system menu. -
Page 48: Lock Display/Switch User Level
4 | Operating the System 4.7.12 Lock display/switch user level For safety reasons, individual parameters are only visible at specific operating levels. To change to another level it is necessary to enter the relevant user code. r Tap on the icon for the user level in the upper area of the basic display and enter the code. -
Page 49: Configure The Holiday Program
Operating the System | 4 4.7.14 Configure the holiday program Setting a start and end date in the holiday program determines a time period in which an active heating circuit is regulated for the set setback temperature and in which an activated boiler is not loaded. -
Page 50: Reloading Firewood
4 | Operating the System 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). 4.8 Reloading firewood WARNING Touching hot surfaces behind the insulated door can cause burns! -
Page 51: Switching Off The Power Supply
Operating the System | 4 4.9 Switching off the power supply WARNING When the main switch is switched off in heating mode: The boiler is placed in an uncontrolled state. Any resulting boiler malfunctions can cause serious injury and damage. Therefore: r Allow the fire to burn out completely and let the boiler cool, only then switch off the main switch. -
Page 52: Checking The Ash Level In The Boiler
4 | Operating the System 4.10 Checking the ash level in the boiler IMPORTANT Cracks in the combustion chamber may occur during operation. If the fireclay elements and the surrounding seals remain in their original position, existing cracks do not represent a malfunction! 4.10.1 Removing ash Recommendation: Do not remove the ash in the combustion chamber each time you heat up the boiler, but rather only when the middle row of holes (2) in the combusion... -
Page 53: Cleaning The Combustion Grate
Operating the System | 4 4.10.2 Cleaning the combustion grate r Open the fuel loading door and remove the combustion grate r Remove ash deposits from the combustion grate and secondary air inlets (A) B1880125_en | Operating instructions Firewood boiler S1 Turbo 15-20F (ESP) -
Page 54: Maintaining The System
5 | Maintaining the system 5 Maintaining the system 5.1 General information on servicing DANGER When working on electrical components: Risk of electrocution! When work is carried out on electrical components: r Always have work carried out by a qualified electrician r Observe the applicable standards and regulations Ä... -
Page 55: Required Tools
Maintaining the system | 5 5.2 Required tools The following tools are required in order to proceed with cleaning and maintenance tasks: Included in delivery: Flat scraper Stoking rod Hook Ash shovel Cleaning brush Ø 54 x 1350 Cleaning brush 30 x 20 x 900 Spanner for door mountings Socket wrench for Lambda probe and heat exchanger cover Ash drawer... -
Page 56: Maintenance Work By The Operator
5 | Maintaining the system 5.3 Maintenance work by the operator r Regular cleaning of the boiler extends its life and is a basic requirement for smooth running. r Recommendation: Use an ash vacuum for cleaning. Reassemble the boiler components dismantled during maintenance in the reverse order after the work has been completed.. -
Page 57: Periodic Inspection And Cleaning
Maintaining the system | 5 5.3.2 Periodic inspection and cleaning The boiler must be inspected and cleaned at appropriate intervals depending on the operating hours and fuel quality. Inspection and cleaning must be repeated after not more than 1500 operating hours or at least once a year. - Page 58 5 | Maintaining the system r Take off the cladding plates and clean them r Check the primary air openings (A) inside the boiler for unobstructed air flow and clean if necessary r Unhinge the front air guide plate r Clean the air openings (A) in the guide plate r Check the air inlet inside the boiler for unobstructed air flow and clean if necessary B1880125_en | Operating instructions Firewood boiler S1 Turbo 15-20F (ESP)
- Page 59 Maintaining the system | 5 Clean the flue gas temperature sensor r Remove the front cover r Undo both M5 x 12 (A) screws and take off the rear cover r Undo the wing screw and pull the flue gas temperature sensor out of the bushing r Using a clean cloth, clean the flue gas temperature sensor r Push the flue gas temperature sensor in until about 20 mm of the sensor remains protruding from the bushing, then secure it with the wing screw.
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Page 60: Cleaning The Flue Gas Pipe
5 | Maintaining the system Cleaning the flue gas pipe r Remove the front cover r Undo both M5 x 12 (A) screws and take off the rear cover r Remove the inspection cover from the flue gas pipe r Clean the connecting pipe between the boiler and chimney with a chimney sweeping brush Ä... -
Page 61: Cleaning The Induced Draught Fan
Maintaining the system | 5 Cleaning the induced draught fan IMPORTANT! Deposits on the impeller may imbalance the induced draught fan, which can generate noise or in the worst case induce damage at the bearings. r Remove the cover plate for the induced draught fan r Unplug the connection cable of the induced draught fan r Remove the induced draught fan and gasket r Check the seal for damage and replace if necessary... - Page 62 5 | Maintaining the system Clean the heat exchanger pipe and electrode (optional) r Remove the front cover r Undo both M5 x 12 (A) screws and take off the rear cover r Remove the lateral thermal insulation r Unscrew the screws and swing the heat exchanger cover back r For boilers with electrostatic particle separators: Remove the shaft lock, pull the lever plate off the pin of the cleaning basket and pull the cleaning basket out of the heat exchanger...
- Page 63 Maintaining the system | 5 r Clean the heat exchanger pipes (A) with the brush provided Ä Push the cleaning brush all the way through before pulling it up Ä The bristles cannot be turned in the pipe. r Clean the side passage (B) to the flue gas pipe Ä...
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Page 64: Checking The Seal On The Doors
5 | Maintaining the system Checking the seal on the doors The following steps are illustrated based on the fuel loading door. Perform these steps in the same way for the door of the combustion chamber. r Close the door Ä... -
Page 65: Adjusting The Doors
Maintaining the system | 5 Adjusting the doors The following steps are illustrated based on the fuel loading door. Perform these steps in the same way for the door of the combustion chamber. r Loosen the nuts on the locking plate r Use a suitable tool, to move the locking plate forwards or backwards r Tighten the nuts on the locking plate r Loosen the nuts on the door hinge... -
Page 66: Maintenance Of The Electrostatic Particle Separator In The Flue Gas Line (Optional)
5 | Maintaining the system 5.3.3 Maintenance of the electrostatic particle separator in the flue gas line (optional) The electrostatic particle separator must be inspected and cleaned at appropriate intervals depending on the operating hours and fuel quality. Inspection and cleaning must be repeated after no more than 300 operating hours or at least once a month. -
Page 67: Maintenance Work By Technicians
Maintaining the system | 5 5.4 Maintenance work by technicians CAUTION If maintenance work is carried out by untrained personnel: Risk of personal injury and damage to property! The following applies for maintenance: r Observe the instructions and information in the manuals r Only allow appropriately qualified personnel to work on the system Only qualified staff are permitted to carry out maintenance work in this chapter: ▪... -
Page 68: Cleaning The Lambda Probe
5 | Maintaining the system 5.4.1 Cleaning the Lambda probe r Remove the cover on the upper side of the boiler r Carefully remove the lambda probe (1) 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 Ä... -
Page 69: Emissions Measurement By Chimney Sweep Or Regulatory Body
Maintaining the system | 5 5.5 Emissions measurement by chimney sweep or regulatory body Various legal regulations stipulate that heating systems must be inspected periodically. In Germany this is regulated by the First Federal Emissions Protection Ordinance (BimSchV) in the last amended version, and in Austria by various state laws. The following minimum requirements must be met by the operator of the system for a successful measurement: r Thoroughly clean the boiler 2 heating days (1 heating day = 1 day during which the... -
Page 70: Create The Measurement Conditions And Perform The Measurement
5 | Maintaining the system 5.5.2 Create the measurement conditions and perform the measurement r Fill the boiler approx. 1/4 full with small pieces of split wood in accordance with the operating instructions and heat up Ä TIP: The smaller the wood is split, the better and faster the bed of embers forms r Ensure that the operating conditions are fulfilled Ä... -
Page 71: Replacement Parts
Maintaining the system | 5 5.6 Replacement parts With Froling original replacement parts in your system, you are using parts that match perfectly. As the parts fit together so well, installation times are shortened and a long service life is maintained. IMPORTANT Installing non-original parts will invalidate the guarantee. -
Page 72: Troubleshooting
6 | Troubleshooting 6 Troubleshooting 6.1 Carbonisation gas duct flap is stiff Error characteristics Possible cause Elimination of error Carbonisation gas duct flap is Flap guide blocked Check the area under the stiff inspection cover for dirt and deposits and clean if necessary Little or no draught through the Flap cannot be closed due to combustion chamber when the... -
Page 73: General Fault With Power Supply
Troubleshooting | 6 6.2 General fault with power supply Error characteristics Cause of error Elimination of error Nothing is shown on the display General power failure No power to the controller Main switch is turned off Turn on the main switch FI-protective circuit breaker, Switch on the protective circuit power line protection or SPS... - Page 74 6 | Troubleshooting r Open the front insulating door, fuel loading door and combustion chamber door r Remove the front cover plate r Remove the cover plate with servo-motor Ä Note the servo-motor cable! r Undo the four screws on the base plate as shown r Fit the air volume throttle plate using the removed screws so that “SH W<15”...
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Page 75: Excessive Temperature
Troubleshooting | 6 r Close the fuel loading door and combustion chamber door r Fit the front cover plate Ä Note the servo-motor cable! r Close the insulated door 6.4 Excessive temperature The high-limit thermostat (STL) shuts down the boiler when it reaches a temperature of max. -
Page 76: Faults With Fault Message
6 | Troubleshooting 6.5 Faults with fault message If a fault has occurred and has not yet been cleared: r Status LED indicates the nature of the fault - Orange flashing: Warning - Red flashing: Error or alarm r A fault message is shown on the display 6.5.1 Procedure for fault messages If a fault occurs on the boiler, it will be shown on the display. - Page 77 Troubleshooting | 6 r 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 B1880125_en | Operating instructions Firewood boiler S1 Turbo 15-20F (ESP)
- Page 78 B1880125_en | Operating instructions Firewood boiler S1 Turbo 15-20F (ESP)
- Page 79 B1880125_en | Operating instructions Firewood boiler S1 Turbo 15-20F (ESP)
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Page 80: Manufacturer's Address
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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