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Summary of Contents for KWB Easyfire
- Page 1 Operation Pellet Heating System KWB Easyfire 8-35 kW The Biomass Heating System We Provide Energy for Life!
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Page 2: Table Of Contents
About this Manual Explanation of the Formatting Please note Overview System components Safety elements Fire safety regulations Operating fundamentals Main switch Introduction to the KWB Comfort 3 control 3.2.1 Introduction 3.2.2 Menu navigation 3.2.3 Changing values 3.2.4 Operating example Regulating the domestic hot water... - Page 3 Emptying the fuel storage room Ash container 5.2.1 Removing the ash container 5.2.2 Emptying the ash container 5.2.3 Attaching the ash container again The commands of the KWB Comfort 3 control Overview System on/off Room temperature Party operation Heating circuits 6.5.1 Heating programs 6.5.2...
- Page 4 Flue gas collecting chamber and induced draught fan 7.4.6 Cleaning the head section for suction conveyor system 7.4.7 Cleaning the fill level sensor in the suction tank Interruption of operation Troubleshooting Reacting to alarms 8.1.1 Displaying the alarm log B KWB Easyfire EN, 05.2011...
- Page 5 Alarms 152 to 185 – The sensor 1 (2) from the buffer x is missing or de- fective! 8.2.32 Alarm 187 – Network error on the boiler module 2! 8.2.33 Alarms 188 to 203 – Network error on the heating circuit module x! B KWB Easyfire EN, 05.2011...
- Page 6 Stickers 9.2.1 Stickers on the switch bracket 9.2.2 Stickers on the front 9.2.3 Stickers on the rear side 9.2.4 Stickers on the blow-in nozzle 9.2.5 Stickers on the storage room TTD-EF2 KE_KWB_EF2 Glossary Keyword index B KWB Easyfire EN, 05.2011...
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Page 7: General
For further queries please contact your sales partner or KWB Customer Service. The KWB – Kraft und Wärme aus Biomasse GmbH including their country representatives and authorised competence partners are hereinafter referred to as KWB in short. -
Page 8: Please Note
Example: About this Manual [► 7] Please note 1.3.1 Grading of the safety instructions KWB protects you in the documents with the most internationally secure and modern warning system. Signal words, colours and texts change with increasing danger: NOTICE General information We use this display to indicate and describe important information. - Page 9 Any change and / or modification of the contractual goods or in the operation of the contractual goods not expressly authorised by KWB in writing or their operation in conjunction with other devices or accessories the compatibility of which has not been expressly confirmed by KWB, any inappropriate operation/use (e.g.
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Page 10: Overview
We have taken the following measures in order to maximize the safety of our systems. Cellular wheel sluice The cellular wheel sluice, developed by KWB as backfire-protection device ( according to TRVB H118), prevents fire from being able to spread back to the fuel feed from the combustion chamber. -
Page 11: Fire Safety Regulations
A moisture-resistant chimney design means that there will be no moisture penetration or damage to the brickwork, even though the temperature level in the flue-gas path remains permanently below the flue-gas dewpoint (see DIN 18160). B KWB Easyfire EN, 05.2011... -
Page 12: Operating Fundamentals
Operating fundamentals Please read through this instruction manual completely before operating the system. If you are unsure about anything, please contact KWB customer service or your personal KWB partner! Main switch The main switch is located on the front right-hand side: This switches the power supply of the system on and off. -
Page 13: Menu Navigation
3.2.2 Menu navigation All commands of the KWB Comfort 3 are combined at multiple levels – this alleviates you from having to run through endlessly long lists in order to access the desired menu command. Select the option using the dial 4 Turn the dial on the KWB Comfort 3 to the left or right. -
Page 14: Regulating The Domestic Hot Water
Heating up the hot water immediately If the hot water is to be heated up immediately, use the Fast charging [► 28]: In the menu Main menu >> Boiler >> Fast charging , change the value to On. B KWB Easyfire EN, 05.2011... -
Page 15: Regulating The Room Temperature
Heating program) • In the autumn, switch to "Transition", and only later to "Heating program 1" or "Heating pro- gram 2". • In the spring, you should switch back to "Transition" and later to "Off". B KWB Easyfire EN, 05.2011... -
Page 16: Shutting Down The System
9 If the setpoint temperature is reached, the system switches to standby (operating state "Ready (+Req)"). Reacting to problems You can find a complete list of the alarm messages for your boiler and the possible reactions to them in section The alarm list [► 52]. B KWB Easyfire EN, 05.2011... -
Page 17: Setting The Date And Time Of Day
Operational state [► 30]. 3.7.3 Additional temporary setting options m You can temporarily expand your setting options if instructed to do so by KWB customer service. 4 Follow the instructions of KWB customer service exactly – any deviation can have unfore- seeable consequences and even lead to the destruction of your system! B KWB Easyfire EN, 05.2011... -
Page 18: Operating The Analogue Remote Control Unit
The heating circuit is operated according to the set time program, i.e. within the set heating times at day temperature - except at night lower temperature where it is held or shut off. Day mode The heating circuit is always maintained at the set day temperature. B KWB Easyfire EN, 05.2011... -
Page 19: Regular Tasks
Gentle transport, optimal filling of the pellet storage container ... Intended fuels The pellets for your KWB heating system must comply with one of the following standards: • ÖNORM M 7135 or DIN 51731 (standardised quality requirements) or • "ENplus"certificate according to standard EN 14961-2 (www.enplus-pellets.de) •... -
Page 20: Emptying The Fuel Storage Room
4 Turn the closing cap on the back side of the ash container via the opening. 9 The ash container is now ready to transport for emptying. 5.2.2 Emptying the ash container WARNING Risk of fire from embers 4 Only empty out cold ashes! B KWB Easyfire EN, 05.2011... -
Page 21: Attaching The Ash Container Again
4 Slide the ash container onto the system: The system detects the fitted ash container, switches on again and switches to the last active operating state. 4 Secure the two lower fasteners! 4 Close both swing doors on the boiler. B KWB Easyfire EN, 05.2011... -
Page 22: The Commands Of The Kwb Comfort 3 Control
The commands of the KWB Comfort 3 control The following describes the functions of the menus and options of the KWB Comfort 3 menu tree. If you are unsure about the application of a function, please ask your heating technology... -
Page 23: Room Temperature
The commands of the KWB Comfort 3 control Room temperature Room temperature Main menu >> Room temperature >> Heating circuit No. Input of the desired temperatures Actual temperature: Displays the measured value of the heating circuit room sensor. Comment: Is only displayed when an actual room sensor is connected! Please note: A correction of the room temperature by ±5 °C on the analogue remote con-... -
Page 24: Heating Programs
Main menu >> Heating circuits >> Heating circuit No. >> Heating programs Note: The KWB Comfort 3 will also display the heating circuits "Heating circuit 0" to "Heating circuit 2" even if these are not installed. In this case although you can select the heating cir- cuits, the "Set"... - Page 25 You can specify the active times for every individual day or for all days. If you would not like to use a time period, set the values for On and Off to the same time: The KWB Comfort 3 will then detect this time period as an empty entry. 6.5.2.1...
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Page 26: Holiday Program
The commands of the KWB Comfort 3 control Boiler Heating From From From times Wednesday 6:00 8:00 18:00 20:00 20:00 20:00 Thursday 6:00 8:00 18:00 20:00 20:00 20:00 Friday 6:00 8:00 18:00 20:00 20:00 20:00 Saturday 6:00 8:00 18:00 20:00... -
Page 27: Charging Times
Empty entry If you would not like to use a time period, set the values for On and Off to the same time: The KWB Comfort 3 will then detect this time period as an empty entry. 6.6.2.1 Heating times in the boiler program... -
Page 28: Holiday Program
The commands of the KWB Comfort 3 control Buffer Maximum The contents are heated up up to this temperature. Actual temperature Measured domestic hot water temperature. Minimum The domestic hot water temperature may drop to this temperature, it is then heated up. -
Page 29: Charging Times
The commands of the KWB Comfort 3 control Buffer The header shows the current buffer program. Time program During the saved charging times (1), the buffer contents are heated up to the maximum tem- perature (2) if the minimum temperature (2) was undershot. -
Page 30: Buffer Temperature
If you would not like to use one of the charging times, please set the value for On and Off to the same point in time: The KWB Comfort 3 will then detect these time periods as an empty entry. - Page 31 The commands of the KWB Comfort 3 control Operational state In the header, you can see the status of the following signals: E1 for Extern 1, K for measuring mode button, E for calibrate, R for heat exchanger cleaning and A for request.
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Page 32: Heating Circuits
The commands of the KWB Comfort 3 control Operational state Status message Description Ignition heating: The heating element ignites the fuel. Ignition was successful if the photocell detects a flame. Ignition wait: Ignition procedure running without heating element. Ignition was successful if the photocell detects a flame. -
Page 33: Boiler
The commands of the KWB Comfort 3 control Operational state Forwardflow.actual: Measured forward flow temperature Forwardflow.set: Stored set forward flow temperature Gradient: Stored gradient of the heating curve Roominfluence: Stored influence of the measured room temperature on the forward flow temperature (in per-... -
Page 34: Buffer
The commands of the KWB Comfort 3 control Operational state 6.8.4 Buffer Buffer Main menu >> Operating state >> Buffer >> Buffer No. select a group for which a buffer tank is specified, the following display appears: Buffer 0 Main menu >> Operating state >> Buffer >> Buffer No. -
Page 35: Fuel Extractor (Worm)
The commands of the KWB Comfort 3 control Operational state Request Status of the heat request (On|Off). On: Buffer tank requesting heat – the combustion is started. Off: Buffer tank requesting NO heat. Pump Displays that a request is present and heat is available: Then, the buffer charge pump or group charge pump is in operation (On|Off). - Page 36 The commands of the KWB Comfort 3 control Operational state Suction system Fuel extractor: Displays the status of the conveyor system (On|Off). Suction turbine: Displays the status of the suction turbine (On|Off). On: Suction turbine in operation Off: Suction turbine NOT in operation...
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Page 37: Second Boiler
The commands of the KWB Comfort 3 control Operational state Motor left Displays that the motor is to turn to the left (On|Off). Overfill protec- Shows the status of the sensor of the container fill level (On|Off). tion On: Drop shaft filled Off: Container NOT filled 6.8.7... -
Page 38: Date / Time
The commands of the KWB Comfort 3 control Date / Time Measured power: Displays the calculated power in [kW] from the input current. Energy: Displays the projected power in [MWh] Date / Time Main menu >> Date/Time Date: Enter the current date in the format "DD.MM.YYYY" (2 digits for the day, 2 digits for the month and 4 digits for the year). -
Page 39: Customer Service
The commands of the KWB Comfort 3 control Customer service Fill manually: Starts the manual filling (Yes|No) – for example, during the filling. Suction system For suction systems with sample probes, the menu contains additional settings: with sample probes In certain situations, you would like to influence the sample probe used. In this menu, you can activate/deactivate the sample probes individually (On|Off). -
Page 40: Log
6.12.2 Main menu >> Alarms >> Logs Alarm No.: KWB Comfort 3 records every occurrence, acknowledgment and rectification of alarms with the day and time of day. The last 50 alarms can be called up using the dial. 6.12.3 Statistics Main menu >>... -
Page 41: Extensions
The commands of the KWB Comfort 3 control Extensions If you would not like to use the time periods, set the values for "On" and "Off" to the same time: The KWB Comfort 3 will then detect these time periods as an empty entry. 6.14 Extensions 6.14.1... -
Page 42: Maintenance
• legible system stickers, which KWB has provided for safe and correct operation (please order new stickers if necessary) 7.1.3 Additional regular work m Your KWB Easyfire is equipped with an automatic cleaning system. All ash is collected in the ash container. 4 Empty the ash container regularly. B KWB Easyfire EN, 05.2011... -
Page 43: Professional Maintenance
For systems up to maximum 150 kW, the system operator must contract for a maintenance of ≤ 150 kW the heating system every three years at the latest and this must be performed by the KWB factory customer service or qualified specialists who have been trained and certified for this by KWB. - Page 44 Flammable material in the … boiler room Fire protection closures … Chimney cleaning … Signature … 7.1.5.1.2 Maintenance sheet Maintenance Performed on the: Specialist company, qualified specialist … … Identified deficiencies Comments Deficiencies not rectified B KWB Easyfire EN, 05.2011...
- Page 45 This table records only the initial filling respectively all additions of water: Date Meter reading Z [m³] Sum alkaline earth Signature [mol/m³] resp. total de- Meter reading Water amount gree of hardness [m³] [m³] – Z [m³] B KWB Easyfire EN, 05.2011...
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Page 46: Maintenance Intervals
[m³] Maintenance intervals Your KWB Easyfire is equipped with an automatic cleaning system which collects both the af- ter deposits in the heat exchanger as well as the fly ash in the combustion chamber. Only the ash container needs to be emptied at regular intervals:... -
Page 47: Maintenance Steps
An ash container filled right to the edge can be as heavy as 40 kg! Emptying the ash container (standard version) 4 Lift up the ash container at the lower edge and the upper edge. B KWB Easyfire EN, 05.2011... -
Page 48: Cleaning The Burner Plate And Ignition Pipe
4 Check the ash rotary grate and the ash worm for wear. NOTICE Known faults m The ash in the inside of the substructure represents a valuable insulation downwards and to the side. 4 Leave the ash in the substructure! B KWB Easyfire EN, 05.2011... -
Page 49: Flue Gas Collecting Chamber And Induced Draught Fan
The head section for the suction conveyor has an inspection opening (3) on each side. 4 Unscrew – on both sides – the 4 self-drilling screws 5.5×19 in each case. 4 Remove the two inspection covers. 4 Remove the deposits in the area of the worm. B KWB Easyfire EN, 05.2011... -
Page 50: Cleaning The Fill Level Sensor In The Suction Tank
If you do NOT use the heating system in the winter, then have the system emptied completely to protect against frost. Attention! Protect the environment: If your heating water contains antifreeze, please comply with the regulations for the disposal of antifreeze! B KWB Easyfire EN, 05.2011... -
Page 51: Troubleshooting
OK mit Set ((o) ) ((o) ) 4 The display shows which alarm this is. If an alarm remains , please contact your KWB Top Service Partner or KWB Customer Service. 8.1.1 Displaying the alarm log Main menu >> Alarms >> Logs The alarm report records the occurrence, acknowledgement and elimination of the last 50 alarms with time and date. -
Page 52: The Alarm List
Troubleshooting The alarm list The KWB Comfort 3 shows how often the individual alarms have occurred in the alarm statis- tics. You can scroll through the occurring alarms using the dial. The alarm list The following alarm list describes all alarms and contains possible repair attempts. -
Page 53: Alarm 05 - Safety Thermostat! Boiler Overheating
The system was not able to ignite the fuel on the burner plate despite several attempts. Ignition set incorrectly or defective 4 Notify customer service. Fuel missing or of poor quality 4 Is the burner plate filled? 4 Check the fuel supply. Too much ash in the combustion chamber Causes B KWB Easyfire EN, 05.2011... -
Page 54: Alarm 08 - The Fuel Storage Bunker Is Empty! Please Refill
The system will be switched off. If the return flow temperature increases above the minimum value again after an alarm, the alarm is automatically rectified! Return flow boost (mixer motor, valve drive) poorly adjusted or defective 4 Notify customer service. B KWB Easyfire EN, 05.2011... -
Page 55: Alarm 12 - Flue-Gas Temperature Too Low During Operation
9 Call the fire department! The switch of the fuel temperature monitoring ("TMC“) in the fuel storage area (for KWB Multi- fire: in the storage container) reacts at 70 °C or is defective! The system will be switched off. -
Page 56: Alarm 17 - The Boiler Sensor Is Missing Or Is Defective
In this case, clean the signal path of deposits. There is a leak in the system Primarily type USV D 4 Check stoker bearing (possible site for incorrect air intake). 4 Cover on the container must close tightly B KWB Easyfire EN, 05.2011... -
Page 57: Alarm 24 - Error On The Sample Probes System
4 If the fault occurs regularly, please notify customer service. 8.2.28 Alarm 32 –The outdoor sensor of heating circuit 0 is missing or defective! Note: Corresponding alarm messages to the heating circuits 1 to 34 are output as Alarm 33 to 134. B KWB Easyfire EN, 05.2011... -
Page 58: Alarms 33 To 134
Alarms 135 to 151 – The sensor from the boiler x is missing or defective! The KWB Comfort 3 can manage a maximum of 17 boilers: The Alarm 135 pertains to the boil- er 0, the Alarm 151 pertains to the boiler 16. However, the system continues to run. -
Page 59: Alarms 204 To 237 - Network Error On The Digital Remote Control Unit X
Alarms 204 to 237 – Network error on the digital remote control unit x! The KWB Comfort 3 can manage a maximum of 34 digital remote control units: The Alarm 204 pertains to the device 1, the Alarm 237 pertains to the device 34. However, the system contin- ues to run. -
Page 60: Alarm 241 - The Negative Pressure Sensor Is Defective
– and CANNOT be prematurely ended! 8.2.44 Alarm 250 – PCB revision and system number are not compatible The system will be switched off. Compatibility problem between board and system 4 Notify customer service. B KWB Easyfire EN, 05.2011... -
Page 61: Alarm 251 - The Emergency Stop Switch Is Pressed
4 Notify customer service. Communication path interrupted GSM module NOT plugged in 4 Notify customer service. Poor reception 4 Check the reception in the heating room Incorrect configuration 4 Notify customer service. B KWB Easyfire EN, 05.2011... -
Page 62: Appendix
(Based on the assignment baseline RAL-UZ 112 "The Blue Angel") Dear Customer, For efficient and low-emission operation of your KWB heating system, please follow these in- structions: • The installation and adjustment of the system may only be performed by qualified, trained personnel. -
Page 63: Stickers On The Front
4 Check whether the sticker 033 is applied to the cover of the ash container. Heavy load 40 kg 9.2.3 Stickers on the rear side 4 Check whether the following stickers are applied to the cladding. B KWB Easyfire EN, 05.2011... -
Page 64: Stickers On The Blow-In Nozzle
Pozor! Pred polnjenjem zalogovnika izklopite ogrevalno napravo na pelete. Opgelet! Voor het vullen van de opslagru- 108 mm imte dient u de pelletverwarming Aufkleber uit te schakelen. Pellet-Einblasstutzen 20.08.2009 Art.Nr. 27-2000097 B KWB Easyfire EN, 05.2011... -
Page 65: Stickers On The Storage Room
Appendix Stickers 9.2.5 Stickers on the storage room 4 Always ensure that the storage room warnings are applied to the door of the storage room in the language being used! Thank you! B KWB Easyfire EN, 05.2011... - Page 66 60–80 60–80 60–80 60–80 60–80 60–80 Minimum boiler-entry temperature °C (for installation of the KWB-supplied two-way valve with servomotor) Minimum boiler-entry temperature °C (for installation of an external return-flow boost device) Maximum operating pressure Test pressure Flue-gas side 900–1100 °C...
- Page 67 TTD-EF2_EN.xls 07.06.2011 Page 2 of 2 Type EF2 S / EF2 GS / EF2 V Emissions according to test report FJ – BLT FJ – BLT FJ – BLT FJ – BLT FJ – BLT FJ – BLT FJ – BLT Test report no. BLT-018/10 BLT-019/10 BLT-020/10 BLT-021/10 content rated power Vol.-% content partial load Vol.-% 12,4 10,3...
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Page 68: Declaration Of Conformity
KWB Easyfire 8–35 kW consisting of models: KWB EF2 S/GS/V 8 / 12 / 15 / 22 / 25 / 30 / 33 / 35 in combination with conveyor systems Pellet Stirrer, Pellet Stirrer Plus with elbow worm or suction conveyor, KWB Pellet Big Bag with elbow... -
Page 69: Glossary
Return flow temperature Charging Temperature of the heating water when entering the ... is the charging "up" of buffer or boiler with energy boiler, i.e. after cycling through the radiators, under- (with hot water) floor heating etc. B KWB Easyfire EN, 05.2011... -
Page 70: Keyword Index
38 day mode, 18 ignition feeding, 16 defective ignition heating, 16 stickers, 62 inspection cover, 49 DHWC, 14, 26 inspection opening, 49 DIN 51731, 19 intended DIN-Plus, 19 fuels, 19 Language, 39 low-salt, 45 B KWB Easyfire EN, 05.2011... - Page 71 24 overfill protection, 35 VDI 2035, 45 party mode, 23 water treatment, 14 power supply, 12 Ready (+Req), 16 remote control unit analogue, 23 return flow, 23 room sensor, 23 room temperature, 18 B KWB Easyfire EN, 05.2011...
- Page 72 Energie Service Sàrl CH-1464 Chênê-Pâquier/VD, Mobil: +41 (0) 79 4092990 Tel.: +41 (0) 24 430-1616, Fax: +41 (0) 24 430-1943 KWB Germany jurg-anken@energie-service.ch KWB Deutschland – Kraft und Wärme aus Biomasse GmbH Belgium www.kwbheizung.de Ökotech Belux GmbH Branch office, south Halenfeld 12a, B-4771 Amel Tel.: +32 (0) 80 571 98-7, Fax: +32 (0) 80 571 98-8...
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