HDG Euro V3.0 Operation Manual Download

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hdg-bavaria.com

HDG Euro V3.0 with HDG
Lambda Control 1

Operation Manual

V 01 - 06/2008

Summary of Contents for Euro V3.0

Page 1: ...hdg bavaria com HDG Euro V3 0 with HDG Lambda Control 1 Operation Manual V 01 06 2008 ...

Page 2: ......

Page 3: ...ion 17 HDG Euro V3 0 with HDG Lambda Control 1 17 3 3 Technical data 18 3 4 Fuel quality requirements 20 Residual moisture content 20 Recommendation from HDG Bavaria GmbH 20 4 Using the HDG Euro 21 4 1 Overview of the controls and display components 21 Control panel HDG Lambda Control 1 21 4 2 Initialising the system 23 Requirements 23 Emergency heating switch 23 4 3 Structure of the menus 24 Heat...

Page 4: ...nit 55 Calibrating the lambda sensor 56 Cleaning the primary air inlets 57 Cleaning the burner nozzle 58 Inspecting the pneumatic springs 59 6 Troubleshooting 61 6 1 How to proceed 61 6 2 Possible faults 62 Faults which do not interrupt the production of heat 62 Faults which interrupt the production of heat 63 7 Commissioning the HDG Euro 64 7 1 Conditions 64 7 2 Commissioning the HDG Euro 65 Swit...

Page 5: ... Control 1 Technical changes We continuously develop and improve our boilers The information in this version was correct at the time of going to press We reserve the right to make changes which may then deviate from the technical details and illustrations in this Operation Manual Copyright Written agreement is required from HDG Bavaria GmbH for any reprints storage in a data processing system or t...

Page 6: ...the structure and all of the features of the heating system 4 Using the HDG Euro how to properly operate the HDG Euro 5 Cleaningandmaintainingthe HDG Euro how to clean the HDG Navora and who is responsible for its maintenance 6 Troubleshooting how to rectify faults in the heating system 7 Commissioning the HDG Euro how the HDG Euro is to be put into initial service 8 Notes on dismantling and dispo...

Page 7: ...oller to regulate combustion and the heating of the buffer tank Lambda sensor Electrical component which monitors residual oxygen levels in the flue gas Plug board Pre fabricated connection strip for electrical components Refill button Button that must be pressed before the boiler is opened for refilling or lighting a fire Refill signal Electrical signal in the form of an LED on the Lambda Control...

Page 8: ... in the vicinity of this or any other heating appliance Do not burn anything but natural wood Due to high operating temperatures of this appliance it should be located away from pedestrian traffic Advise all persons as to the appliances high surface temperatures including visitors If it is possible for children or infirm adults to come into contact fit a suitable guard Never let children help with...

Page 9: ... or a third party or of adverse effects upon the heating system itself or upon other material goods Have your specialist heating company provide you with detailed instruction on the operation of the heating system Using the heating system Only use the heating system if in perfect condition Use it properly as intended and be aware of safety concerns and the dangers involved under observance of the ...

Page 10: ...n Air Act 1993 for use in smoke control areas when burning wood logs which are selected in accordance with the recommendations on fuel in this manual see section 3 4 Fuel quality requirements in chapter 3 Functional description 2 2 Residual risk Despite all precautions the following residual risks remain Caution Hot surface Contact with the hot surfaces of the boiler can lead to burns Wait until t...

Page 11: ...sk 11 Danger Danger from electrical current or voltage Work in areas marked with this symbol may only be done by a qualified electrician Danger Danger of explosion Work in areas marked with this symbol may only be performed exactly as specified by HDG Bavaria Improper operation can lead to explosions ...

Page 12: ...ol may only be done by a qualified electrician Warning Warning of a hazardous area Working in areas marked with this symbol can lead to serious injuries or to extensive material damage Caution Hand injuries Working in areas marked with this symbol can lead to hand injuries Caution Hot surface Working in areas marked with this symbol can lead to burns Caution Danger of fire Working in areas marked ...

Page 13: ...true for persons who only occasionally work on the heating system e g when cleaning or servicing it The Operation Manual must be kept easily accessible at the heating system s installation location Danger Danger of explosion Work in areas marked with this symbol may only be performed exactly as specified by HDG Bavaria Improper operation can lead to explosions Caution Danger from suspended loads W...

Page 14: ...ng components 1 HDG Lambda Control 1 control unit 2 Eyebolt for crane transport 3 Cleaning lid cover 4 Cleaning lid 5 Cleaning lid with heat shield 6 Flue gas deflector plate 7 Safety heat exchanger 8 Secondary combustion chamber with chamber stones 9 Flue gas heat exchanger downstream heating surfaces Figure 3 1 Overview 4 3 2 1 5 6 7 8 9 10 12 13 14 15 16 19 20 21 22 23 24 25 26 18 17 11 ...

Page 15: ...ate 14 Cleaning opening of fly ash compartment 15 Ash compartment 16 Ash compartment cladding 17 Fixed grate portal 18 Cleaning flap 19 Cleaning door 20 Cleaning door handle 21 Air adjustment flap for primary air with servo motor 22 Air adjustment flap for secondary air with servo motor 23 Front cover 24 Filling hatch handle 25 Filling hatch unlocking device 26 Filling hatch ...

Page 16: ...ety device 1 2 BSP DN 15 IG 30 Safety heat exchanger outlet 1 2 BSP DN 15 IG 31 Nameplate 32 Cover cap of safety temperature limiter sensor 33 Filling draining 1 2 BSP DN 15 IG 34 Return connection 1 1 4 BSP DN 32 IG 35 Plug for flue fan 36 Flue fan 37 Flue connection 38 Lambda sensor connection nozzle 39 Supply connection 1 1 4 BSP DN 32 IG 40 Lambda sensor 41 Flue gas temperature sensor Figure 3...

Page 17: ...as is mixed with secondary air in the combustion chamber 2 where it is burnt off Ashes are collected in the large ash compartments 4 for combustion ash and fly ash The air necessary for combustion is supplied as required via the suction fan 5 and two servo drives with metering mechanisms 3 Via the lambda sensor 6 the boiler temperature sensor and the flue gas temperature sensor 7 the firing is per...

Page 18: ...kW Nominal power for wood 30 kW 40 kW 50 kW Boiler class 3 3 3 Weight 979 kg 979 kg 979 kg Max operating pressure 3 bar 3 bar 3 bar Max supply temperature 95 C 95 C 95 C Water content 178 l 178 l 178 l Flue draught requirement 20 Pa 20 Pa 20 Pa Exhaust mass flow Nominal load Partial load 0 0180 kg s 0 0172 kg s 0 0240 kg s 0 0172 kg s 0 0303 kg s 0 0172 kg s Exhaust temperature approx Nominal outp...

Page 19: ... mm external Height of flue connection 1106 mm 1106 mm 1106 mm Safety heat exchanger connections bushing 2 x 3 4 BSP DN 20 2 x 3 4 BSP DN 20 2 x 3 4 BSP DN 20 Flow and return connections bushing 1 1 4 BSP DN 32 1 1 4 BSP DN 32 1 1 4 BSP DN 32 Drain bushing 2 x 1 2 BSP DN 15 2 x 1 2 BSP DN 15 2 x 1 2 BSP DN 15 Water side resistance at 10 K 24 hPa 24 hPa 24 hPa Water side resistance at 20 K 6 4 hPa ...

Page 20: ...e of approx 4 kWh Firewood must be split and its size must be adapted accordingly to fit in the fuelling chamber Unsplit logs and square boards are not suitable for burning Moreover logs should be split before they are prepared for drying This is done in order to achieve a moisture content which is suitable for burning within a reasonable amount of time approx two years Moist unsplit wood has a ne...

Page 21: ... 1 Using the control panel you can regulate the HDG Lambda Control 1 system and call up information on the current operating status Display The display shows the selected information and settings In the operating mode Heat production on the display is switched on and active In the operating mode Heat production off the display switches off after 15 minutes It can be switched on again by pressing a...

Page 22: ...able heat production to be switched on e g control set to an alternative program until the fault is eliminated It goes dark once faults have been resolved and acknowledged Keypad The HDG Euro can be operated using the keypad The individual buttons have the following functions Heat production on plus button In menu level 1 the system is switched to Heat production on operating mode In the submenu p...

Page 23: ...ing the HDG Euro Emergency heating switch The system is connected to the mains supply through an emergency heating switch provided by the customer or through a circuit breaker in the mains distribution box of the home 1 Switch on the HDG Euro at the corresponding circuit breaker or the emergency heating switch provided by the customer The HDG Euro ready is for operation In order for the HDG Euro t...

Page 24: ...HDG Euro Structure of the menus 24 HDG Euro V3 0 with HDG Lambda Control 1 V 1 en HDG Bavaria GmbH 06 2008 4 3 Structure of the menus Heat production off menu structure Figure 4 2 Heat production off menu structure ...

Page 25: ... HDG Bavaria GmbH 06 2008 HDG Euro V3 0 with HDG Lambda Control 1 V 1 en 4 Using the HDG Euro Structure of the menus 25 Heat production on menu structure Figure 4 3 Heat production on menu structure ...

Page 26: ...he following requirements must be met The HDG Euro has been commissioned by authorised specialists The fuse on the power supply is switched on How to display information See chapter 4 Using the HDG Euro section 4 1 Overview of the controls and display components Certain information and settings can only be accessed and changed in Heat production on or Heat production off The buttons on the control...

Page 27: ... target values current actual values and analyses Display Description Authorised TK S C 82 0 TK I C 73 4 Maximum required boiler water temperature Current actual value Operator TS I C 23 8 Current accumulator temperature No access TK min C 60 0 TS min C 45 0 Required minimum boiler temperature Required minimum accumulator temperature Operator Operator TA I C 23 0 Peak value 226 0 Current flue gas ...

Page 28: ...nformation If this value is too high there is a danger of excessive soiling of the boiler and the chimney Danger of fire in the chimney and flue See the following example calculation Control program Indication in display Description Standard control program O2 control program Combustion is regulated according to the residual oxygen content as measured by the O2 sensor Alternative control program T...

Page 29: ...the Arrow button The selection menu Selection submenu Information will appear in the display 2 Press the Plus button The display changes to the Settings submenu 3 Press the Arrow button The menu item is confirmed Boiler target value TK S C appears in the display 4 Use the Plus button to increase the value or the Minus button to reduce the value The desired value is set 5 Press the Arrow button The...

Page 30: ...onents Danger Danger of asphyxiation due to carbon monoxide If the boiler is operating carbon monoxide can be emitted through the open filling hatch Do not leave the combustion chamber and or filling hatch open any longer than necessary Warning Danger of fire Working in areas marked with this symbol can lead to a fire Do not leave the filling hatch open any longer than necessary Danger Danger of e...

Page 31: ...y components paragraph Control panel HDG Lambda Control 1 in this chapter 1 Press the Reload button The message Do not open please wait appears in the display of the HDG Lambda Control system The flue fan starts to run After approx 15 seconds the message Unlock filling hatch appears 2 Press the lock 2 of the filling hatch 1 downward 3 Raise the filling hatch 1 up to the stop 4 Wait for approx 10 s...

Page 32: ...l The filling hatch opens automatically 6 Use the cleaning tool 3 to remove the loose ash from the grate 2 7 Leave any unburnt pieces of wood on the grate 2 8 Place slightly flammable material small dry pieces of wood paper cardboard in front of the burner nozzle 1 on the grate 2 and stack it 150 to 200 mm high 9 Ignite it with a bit of newspaper Figure 4 5 Heating up reloading 2 1 Figure 4 6 Heat...

Page 33: ... the material is burning well providing buffer temperature and heat intake capacity permit this fill the fuel chamber 3 up to 100 mm below the fuel chamber top edge 2 with seasoned dry split wood laid horizontally 11 Close the filling hatch 1 and open the cleaning door 2 Figure 4 7 Heating up reloading 2 3 1 4 Figure 4 8 Heating up reloading 1 2 ...

Page 34: ...n until the indicator lamp Heat production on 1 lights up and the message Heat production on appears in the display 2 The indicator lamp Heat production on 1 lights up and the message Heat production on appears in the display 2 13 Close the cleaning door See number 2 Figure 4 8 Heating up reloading The boiler is now operating Figure 4 9 Heating up reloading 1 2 ...

Page 35: ...wn before touching uninsulated components Warning Danger of asphyxiation due to carbon monoxide If the boiler is operating carbon monoxide can be emitted through the open filling hatch Do not leave the combustion chamber door and or filling hatch open any longer than necessary Caution Danger of fire Working in areas marked with this symbol can lead to a fire Do not leave the filling hatch open any...

Page 36: ...ts to run After approx 15 seconds the message Unlock filling hatch appears 2 Press the lock 2 of the filling hatch 1 downward 3 Raise the filling hatch 1 up to the stop 4 Wait for approx 10 seconds until the message Careful open slowly appears 5 Lift the lock of the filling hatch 1 and open the filling hatch slowly until horizontal The filling hatch opens automatically Figure 4 10 Heating up reloa...

Page 37: ...mber 3 The pieces of combustible material will ignite 7 With an amount of seasoned dry wood that corresponds to the potential heat intake capacity fill the fuel chamber 3 up to maximally 100 mm below the fuel chamber top edge 2 8 Close the filling hatch 1 and open the cleaning door 2 Only refill with as much wood as the HDG Euro and accumulator can absorb as energy Figure 4 12 Heating up reloading...

Page 38: ...mber 2 Figure 4 13 Heating up reloading The boiler is now heated See section 3 4 Fuel quality requirements in chapter 3 Functional description 4 7 Switching off the HDG Euro for maintenance or repair work 1 Allow the fire in the HDG Euro to burn out The boiler has burned out and the message Heat production off appears in the display 2 Now switch off the emergency heating switch if installed or the...

Page 39: ...quality of the fuel and the power used by the HDG Euro Interval Component See page Weekly as required Removing ash from fuel chamber and ash compartment 41 Monthly during the heating period approx 240 operating hours Inspecting and cleaning downstream heating surfaces and combustion chamber Cleaning the burner nozzle 44 58 Biannually approx 900 operating hours Inspecting and cleaning the flue pipe...

Page 40: ...n doors Do not leave these open any longer than necessary The operating status of the HDG Euro must be indicated with Heat production off in the display of the HDG Lambda Control Caution Danger of burns from hot surfaces During operation the boiler surfaces under the cladding are hot Even when turned off they only cool down slowly Only touch the hot surfaces while wearing protective clothing or wa...

Page 41: ... to burn out See section 4 1 Overview of the controls and display components in chapter 4 Using the HDG Euro 2 Press the Reload button Figure 5 1 Supplied cleaning tools 1 2 3 4 5 6 7 The operating status of the HDG Euro must be indicated with Heat production off in the display of the HDG Lambda Control Caution Danger of burns from hot surfaces The surfaces of the boiler can be hot Even when turne...

Page 42: ...15 seconds the message Unlock filling hatch appears 3 Press the lock 2 of the filling hatch 1 downward 4 Raise the filling hatch 1 up to the stop 5 Wait for approx 10 seconds until the message Careful open slowly appears 6 Lift the lock of the filling hatch 1 and open the filling hatch slowly until horizontal The filling hatch opens automatically Figure 5 2 Cleaning the flat grate and ash compartm...

Page 43: ...Ensure the ash from the corners of the fuelling chamber are cleaned each time 8 Leave any unburnt pieces of wood and charcoal in the fuel chamber 1 9 Open the cleaning door 3 10 Place the ash pan 2 in front of the ash compartment 1 11 Use the scraper to sweep the ash into the ash pan 2 Figure 5 4 Cleaning the flat grate and ash compartment 3 2 1 Figure 5 5 Cleaning the flat grate and ash compartme...

Page 44: ...on chamber 1 Allow the fire in the boiler to burn out See section 4 1 Overview of the controls and display components in chapter 4 Using the HDG Euro 2 Remove the upper cladding 1 by lifting it upward Caution Danger of fire Do not place hot ash in flammable receptacles The operating status of the HDG Euro must be indicated with Heat production off in the display of the HDG Lambda Control Caution D...

Page 45: ... Control 1 V 1 en 5 Cleaning and maintaining the HDG Euro How to proceed 45 3 Open the upper cleaning door 2 4 Pull out the flue gas deflector plate 1 in an upward direction Figure 5 6 Cleaning the burner nozzle 1 2 5 Figure 5 7 Cleaning the burner nozzle 1 ...

Page 46: ...he reverse sequence The inspection and cleaning of the downstream heating surfaces and combustion chamber is completed Inspecting and cleaning the flue pipe 1 Allow the fire in the boiler to burn out See section 4 1 Overview of the controls and display components in chapter 4 Using the HDG Euro 2 Allow the boiler and the flue pipe 3 to cool down 3 Unscrew the wing nut 1 on the inspection hatch 2 F...

Page 47: ...t in the direction of the boiler 8 Refit the inspection hatch 2 securely onto the flue pipe 3 with the wing nut 1 The cleaning of the flue pipe is completed Caution Danger of burns from hot surfaces The surfaces of the boiler can be hot Even when turned off they only cool down slowly Do not start with the maintenance work until the surfaces have cooled down Figure 5 9 Cleaning the flue pipe 1 2 3 ...

Page 48: ...he installation fitting 5 4 Brush off the lambda sensor 2 with a brass brush 5 Clean out any deposits found inside the installation fitting 5 6 Reinstall the lambda sensor 2 in the reverse sequence The operating status of the HDG Euro must be indicated with Heat production off in the display of the HDG Lambda Control Caution Danger of burns from hot surfaces The surfaces of the boiler can be hot E...

Page 49: ...f the holder 2 4 Clean the sensor surface 5 Reinstall the flue gas sensor 1 in the reverse sequence The cleaning of the flue gas sensor is completed Tightness When reinstalling the lambda sensor make sure its seal is intact Use a pipe wrench to tighten the union nut 1 Do not overtighten Never tighten the lambda sensor by the shaft body The operating status of the HDG Euro must be indicated with He...

Page 50: ...nd ratchet to unscrew the four M8 nuts 3 4 Remove the exhaust fan 2 including the flange plate 4 from the boiler The operating status of the HDG Euro must be indicated with Heat production off in the display of the HDG Lambda Control Caution Danger of burns from hot surfaces The surfaces of the boiler can be hot Even when turned off they only cool down slowly Do not start with the maintenance work...

Page 51: ...all the flue fan in the reverse sequence The cleaning of the flue fan is completed Inspecting and cleaning the fan unit 1 Allow the fire in the boiler to burn out See section 4 1 Overview of the controls and display components in chapter 4 Using the HDG Euro Figure 5 13 Cleaning the flue fan 1 2 3 The operating status of the HDG Euro must be indicated with Heat production off in the display of the...

Page 52: ...eted Inspecting the integrity of the door seals Inspecting the filling hatch 1 Allow the fire in the boiler to burn out See section 4 1 Overview of the controls and display components in chapter 4 Using the HDG Euro Figure 5 14 Cleaning the fan unit 2 1 The operating status of the HDG Euro must be indicated with Heat production off in the display of the HDG Lambda Control Caution Danger of burns f...

Page 53: ...contact surfaces 2 8 Remove the paper and close the filling hatch 1 The inspection of the filling hatch seal is completed Inspecting the ash door 1 Allow the fire in the boiler to burn out See section 4 1 Overview of the controls and display components in chapter 4 Using the HDG Euro Figure 5 15 Inspecting the door seals 1 1 2 If the filling hatch does not seal properly contact a specialist to hav...

Page 54: ...ghten the hexagon head screw 2 slightly 6 Inspect again The ash door is sealed 7 Close the ash door again properly The inspection of the ash door is completed Inspecting the cleaning door 1 Remove the upper cladding 1 by lifting it upward 2 Proceed as described under Inspecting the filling hatch in this chapter 3 If the seal is not tight use a 19 mm fork wrench to tighten the hexagon head nut 2 on...

Page 55: ...sealed 5 Close the cleaning door again properly The inspection of the cleaning door is completed Cleaning the control unit 1 Clean the control unit with a moist lint free cloth 2 For stubborn dirt use a mild cleaning agent 3 Dry the control unit with a soft cloth The cleaning of the control unit is completed Figure 5 18 Cleaning the HDG Lambda Control 1 control unit 1 ...

Page 56: ...4 Press the Arrow button The message Test O2 sensor appears in the display 5 Press the Plus button The calibration of the lambda sensor starts The runtime is 720 seconds When the sensor test is complete the message Sensor okay appears in the display The lambda sensor is calibrated 6 Press the Plus and Minus buttons simultaneously The system component test menu closes The operating status of the HD...

Page 57: ...l to clean the primary air inlets of dirt 5 Vacuum each primary air inlet with a vacuum cleaner until cleared 6 Close the boiler in the reverse sequence The cleaning of the primary air inlets is completed The operating status of the HDG Euro must be indicated with Heat production off in the display of the HDG Lambda Control Caution Danger of burns from hot surfaces The surfaces of the boiler can b...

Page 58: ...h a suitable vacuum cleaner 6 Close the boiler again properly The cleaning of the burner nozzle is completed The operating status of the HDG Euro must be indicated with Heat production off in the display of the HDG Lambda Control Caution Danger of burns from hot surfaces The surfaces of the boiler can be hot Even when turned off they only cool down slowly Do not start with the maintenance work unt...

Page 59: ... starts to run After approx 15 seconds the message Unlock filling hatch appears 3 Press the lock 2 of the filling hatch 1 downward 4 Raise the filling hatch 1 up to the stop The operating status of the HDG Euro must be indicated with Heat production off in the display of the HDG Lambda Control Caution Hand injuries Working in areas marked with this symbol can lead to hand injuries Caution Danger o...

Page 60: ...ock of the filling hatch 1 and open the filling hatch slowly until horizontal If the filling hatch opens quickly from the horizontal position the pneumatic springs 2 are OK If the filling hatch does not open from the horizontal position or has to be lifted the pneumatic springs 2 must be replaced 7 Close the log wood boiler The pneumatic spring inspection is completed Figure 5 22 Inspecting the pn...

Page 61: ...fault indicator lamp on the control panel of the HDG Lambda Control 1 flashes Faults which do not permit the heating process to continue The fault indicator lamp on the control panel of the HDG Lambda Control 1 remains continuously lit See chapter 4 Using the HDG Euro section Control panel HDG Lambda Control 1 6 1 How to proceed 1 Look for the displayed fault s cause and remedy in Table 6 1 Faults...

Page 62: ... by calibrating Buffer temp reading incorrect Plug cable Sensor is faulty Controller is faulty Sensor is faulty Contact broken Controller is faulty Have the fault fixed by an authorised installer Automatically reset after fault is eliminated Return temp reading incorrect Plug cable Sensor is faulty Controller is faulty For system 5 only Sensor is faulty Contact broken Controller is faulty Have the...

Page 63: ...aller Incorrect flue gas temperature reading Plug cable Sensor is faulty Controller is faulty Sensor is faulty Contact broken Controller is faulty flue gas temperature above 300 C cleaning door open door seal defective fire in flue Have the fault repaired by an authorised installer Boiler temperature reading incorrect Plug cable Sensor is faulty Controller is faulty Sensor is faulty Contact broken...

Page 64: ... deaerated The pressure of the membrane expansion container has been adapted to on site conditions All required DIN EN 12828 safety devices have been installed and are ready for operation The supply of power to all components has been provided makeshift solutions are not sufficient The chimney installation corresponds to the legal regulations All doors and openings on the boiler and on the chimney...

Page 65: ...firm the value with the Arrow button Language The message Language D Deutsch appears in the display 3 Use the Plus or Minus button to select the desired language The selected language will appear in the display 4 Confirm using the Arrow button The language is set and the menu will advance to the next setting Boiler type The message Boiler type HDG Euro appears in the display 5 Read off the boiler ...

Page 66: ...Cable length of the buffer tank sensor The message Buffer tank sensor length in m 8 appears in the display 15 Use the Plus or Minus button to select the actual cable length to ensure that correct values will be obtained for the temperature readings The corresponding value will appear in the display 16 Confirm using the Arrow button The cable length is set and the menu will advance to the next sett...

Page 67: ...e display 22 Confirm the minimum flue gas temperature setting with the Arrow button The minimum flue gas temperature is set and the menu will advance to the next setting Return valve runtime The message Return valve sec 150 appears in the display 23 Use the Plus or Minus button to select the runtime for the installed servo drive for the return valve The selected runtime will appear in the display ...

Page 68: ...the Arrow button Target boiler temperature TK S C will appear in the display 4 Use the Arrow button to select parameters The value will flash in the display 5 Use the Plus or Minus button to increase or decrease the value factory default 80 C 6 Confirm the input value with the Arrow button The boiler target temperature is set See section 4 3 Structure of the menus in chapter 4 Using the HDG Euro T...

Page 69: ...type HDG Euro V 3 0 kW Boiler number Table 7 1 Customer data Setting description Standard configuration Alternative settings Language GB Hydraulic system electrical connection O Accumulator sensor Yes Accumulator sensor length in m 8 m Minimum buffer tank temperature TSmin C 45 C Minimum boiler temperature TKmin C 60 C Minimum flue gas temperature TAmin C 100 C Return valve runtime sec 150 sec Loa...

Page 70: ...Press the Plus button The display changes to Selection settings 3 Press the Plus button again The display changes to Selection component test 4 Press the Arrow button The message O2 sensor test appears in the display 5 Press the Plus button The O2 sensor test will begin Duration 720 seconds See the paragraph Calibrating the lambda sensor section 5 2 How to proceed chapter 5 Cleaning and maintainin...

Page 71: ...e switch 1 of the servo motor has to be moved in the position as shown in figure 7 1 To change the direction of rotation the black and the brown wire at the servo motor have to be swapped The closed door 1 is shown by groove 2 at the axle of the return Valve Y1 The switch 1 of the servo motor has to be moved in the position as shown in figure 7 4 Figure 7 1 Switch servo motor 1 M N SM 4 blue grey ...

Page 72: ...or Secondary air actuator motor Charging valve Y2 See testing sequences Return valve Y 1 one page before Change over contact Illumination display Heat production on LED Reload LED Fault LED The component test is completed Figure 7 5 Return valve Y1 1 Figure 7 6 Return valve Y1 1 2 After the last component has been tested the display will automatically switch the control system HDG Lambda Control 1...

Page 73: ... 1 Open the ash door 3 2 Release the retaining screws 1 5 with a screwdriver 3 Open the air damper 4 2 on the cleaning flap according to the specifications in Table 7 3 Presetting the inputs 4 Tighten the retaining screws 1 5 The primary air guide is now set Every switch of fuel type e g from softwood to hardwood requires a resetting of the boiler to the changed requirements of the fuel This adjus...

Page 74: ...equired temperatures for safe operation of the log wood boiler 1 Open the front ash door 1 2 Take the flat grate element 4 out toward the front The grate lifting bar can be seen in Figure 7 8 Boiler presetting as designated with number 3 3 Set the grate lifting bar 2 as shown in Figure 7 8 Boiler presetting 4 Insert the flat grate element 4 The grate height is now set 5 Heat the log wood boiler as...

Page 75: ...sconnect the HDG Euro from the electrical power supply 4 Once it has cooled down drain the heating water from the system 5 Observe personal safety regulations when disconnecting the boiler from the HDG Euro Danger Material damage and injury due to incorrect dismantling Only dismantle the boiler after you have thoroughly read the manual Danger Danger from electrical current or voltage The HDG Euro ...

Page 76: ...be recycled via a local recycling centre Boiler Cladding The electrical components can also be recycled via the local recycling centre Fibreglass mineral wool and plastic parts should be brought to the relevant waste disposal centres Caution Hand injuries Some of the combustion chamber components are very heavy and can cause injuries if they are not handled with care Oily or greasy components and ...

Page 77: ...irements must also be met for all warranty claims The HDG Euro must be commissioned by our customer service department or by an authorised specialist company The HDG Euro must be operated as specified in the operating manual The installation of the HDG Euro and the hydraulic components must meet the requirements in the HDG planning and installation instructions and the specified HDG hydraulic diag...

Page 78: ...m and the HDG Euro in an impermissible way Damage caused by external influences such as fire water lightning excess voltage and normal wear and tear e g of seals etc Corrosion damage which is caused by operating the system below the minimum nominal thermal output level specified by the manufacturer Corrosion damage which results from the use of non approved fuels Corrosion damage which is caused b...

Page 79: ... HDG Bavaria GmbH 06 2008 HDG Navora 20 25 30 with HDG Lambda Control 1 V 2 en 10 Declaration of conformity 79 10 Declaration of conformity ...

Page 80: ...aria GmbH Heizsysteme für Holz Siemensstraße 22 D 84323 Massing Tel 49 0 8724 897 0 info hdg bavaria com www hdg bavaria com Art Nr 9980000366 V 01 en 06 2008 Translation of the original operating instructions ...

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