Lohberger Heiztechnik thermocomfort PNA 15 Installation Instructions Manual Download

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Technical documentation

Assembly and

installation instructions

Version N28/HB N28/GB

Fully automatic pellet heater

4,4

–

30 kW nominal output

Thank you for choosing our products. Before installing and

starting to use your system please read through all of the

instructions, as well as the assembly, installation and user

guides for the

Doing this will ensure you avoid any unnecessary damage

caused by improper installation or operation.

Your Lohberger Heiztechnik GmbH

Summary of Contents for thermocomfort PNA 15

Page 1: ...output Thank you for choosing our products Before installing and starting to use your system please read through all of the instructions as well as the assembly installation and user guides for the D...

Page 2: ...e connection 14 6 7 Fitting relay box for screw conveyor system cabeling 16 6 8 Assembly cable connection at pellet insertion 16 6 9 Backfitting of pellet insertion from the right side to the left 17...

Page 3: ...ventilation also see pellet storage area safety signs and making sure the system is switched off and fully disconnected CHIMNEY REQUIREMENTS FOR HEATING SYSTEMS When dealing with new or recently renov...

Page 4: ...heating systems up to 349 kW 300000 kcal h with thermostatic fuse DIN 4751 Part 4 Safety related equipment for heat generating systems with flow tempera tures up to 120 C closed water heating system...

Page 5: ...ns Type plate Primary air flap complete Secondary air flap complete Sealing flange 120x120 71x71x3 Cleaning set PN PNA Heat resistant glove black SHT Logo Shipping bag transparent Insertion compl Ini...

Page 6: ...5020 Salzburg Bergheim Rechtes Salzachufer 40 Tel 0662 450444 0 Fax DW 9 Es gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen vorbehalten 3 Technical...

Page 7: ...Hight incl boiler casing Hight of flue pipe Hight of return Hight of flow Hight of emptying Width Height Depth G G kW Ltr W mm mm mm dB kg Pa m 2 Zoll PNA 30 30 9 30 ca 120 45 280 8 745 775 with flang...

Page 8: ...operated via the control panel Autom heat exchange cleaning The automatic heat exchang cleaning cleans the heat exchanger tubes with cleaning spirals in certain cycles Filling door The filling door mu...

Page 9: ...tion room must be ensured Local regula tions and directives are to be adhered to for the heating room A minimum room height of 2 10 m is required to remove the cleaning unit Warning A setting up of th...

Page 10: ...technical documentation for the Vario screw conveyor system Please adhere to the following minimum distances on the boiler side Please refer to the VARIO technical documentation for the minimum distan...

Page 11: ...transport cross tie There are two possible ways to lift the boiler off the pallet At least two persons should always lift the boiler off the pallet Lift the boiler off the pallet using a chain fixed t...

Page 12: ...e motor Induced draught fan with seal Place the seal on the induced draught fan as pictured labelling visible and inter connect the pieces so that the holes in the seal and in the mounting plate are a...

Page 13: ...f the cover Motor position as seen in the photo Then connect the cables to the respective plug Labeling see pic tured above With new delivery the ignition element is pre assembled 6 3 Assembling FT Pr...

Page 14: ...side of the clining lid The boiler probe as well as the STL probe are inserted into the same thermowell and led to the circuit board via the rear cable Both probes are secured with a wire retaining sp...

Page 15: ...board 1 ignition 2 feeding motor 3 discharge motor Caution cable must be connected in suction feeding system to the relay X2 4 RS 485 Bus for heating circuit control 5 RS 485 data link for the control...

Page 16: ...he green plug of the relay box face to the front Connect the gray cable of the relay box to slot 3 on the main circuit board Connect the previously removed cable with the plug labelling 3 to the relay...

Page 17: ...the feeding channel at the boiler on the right side Disassemble the blind cover at the boiler on the left side Assemble the blind at the boiler on the right side Assemble the feeding channel at the b...

Page 18: ...und technische nderungen vorbehalten Change cable loop connection from the right side to the left Disassemble both screws on the plate of the cable connections feeding Losen cable ties in cable channe...

Page 19: ...elements incl control unit 7 1 Insert rear panel Inserting rear panel Take the rear panel and insert it at the back of the boiler 7 2 Fitting left hand side panel Hinging the left hand side panel Hoo...

Page 20: ...ly so that it is disengaged from the hooks Lead the loose control unit cable through the opening Connect the control unit cable to the control unit casing Assemble control unit Assemble design panel c...

Page 21: ...ngen Irrtum Druckfehler und technische nderungen vorbehalten 7 6 Fitting of rear cover Fitting rear cover Take the rear cover and then position it on the front cover At the rear bottom of the rear cov...

Page 22: ...erfaces connectivity 8 1 Electrical connection Please note A separate fuse integrated to circuit board and an emergency heat ing switch 2 pin for the supply line are mandatory in accordance with the V...

Page 23: ...rger Heiztechnik GmbH A 5020 Salzburg Bergheim Rechtes Salzachufer 40 Tel 0662 450444 0 Fax DW 9 Es gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen...

Page 24: ...g Bergheim Rechtes Salzachufer 40 Tel 0662 450444 0 Fax DW 9 Es gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen vorbehalten 8 4 Electrical connecti...

Page 25: ...achufer 40 Tel 0662 450444 0 Fax DW 9 Es gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen vorbehalten 8 5 Electrical connection for flame sensor STL...

Page 26: ...hufer 40 Tel 0662 450444 0 Fax DW 9 Es gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen vorbehalten 8 6 Electrical connection for discharge system D...

Page 27: ...ted on the I O main board in a double decker principle on the space provided above the label imprint Following plug in connection or power supply must be connected Connection of the serial cable to th...

Page 28: ...its own bus address Examples Bus modul 1 heating circuit 3 4 Bus modul 2 heating circuit 5 6 Bus modul 3 Solar Digitale room unit for HC 1 Digitale room unit for HC 2 etc A bus address has to be assig...

Page 29: ...rger Heiztechnik GmbH A 5020 Salzburg Bergheim Rechtes Salzachufer 40 Tel 0662 450444 0 Fax DW 9 Es gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen...

Page 30: ...sche nderungen vorbehalten Following functions can be fulfilled with the heating circuit controller for the I O board TC3 2 mixed weather dependent heating circuits heating circuit 3 and heating circu...

Page 31: ...n Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen vorbehalten Following functions can be fulfilled with the bus module solar for the I O board TC3 2 circuit solar system with speed re...

Page 32: ...ax DW 9 Es gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen vorbehalten Terminal block and wiring digital room unit Terminal strip digital room unit...

Page 33: ...For cable lengths of more than 200m or if the bus cable is laid parallel to mains carrying cables use only cables with twisted wires pairs shielded fieldbus cable 2x2xAWG24 Wenn If digital room units...

Page 34: ...gungen Irrtum Druckfehler und technische nderungen vorbehalten 8 9 2 I O board with bus module 1 or 3 Bus module is fed via a seperate AC power line Fit the shield only to the I O board Bus load resis...

Page 35: ...I O board Loop in the device 1 do not connect with chassis or earthing Bus load resistance 120 Ohm 0 5 Watt clamp to the device 2 between A and B Maximum cable length is 50m For longer cable lengths t...

Page 36: ...tor dragged along Room unit 3 is fed via an external power supply unit Fit the shield only to the I O board Loop in the device do not connect with chassis or earthing Bus load resistance 120 Ohm 0 5 W...

Page 37: ...nuous basis Fuel Boiler model Flue gas mass flow in g sec Net flue gas temperature in C Minimum draught requirement in Pa NL TL NL TL Pellets PNA 15 9 9 3 5 135 77 5 PNA 20 15 2 5 4 145 78 5 PNA 25 19...

Page 38: ...so that the mixed temperature at the mixing valve corresponds to the return temperature at the boiler The reflux hold up pump must be connected to the boiler control In PNA systems a 1 return manifol...

Page 39: ...alzburg Bergheim Rechtes Salzachufer 40 Tel 0662 450444 0 Fax DW 9 Es gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen vorbehalten 10 3 Hydraulic di...

Page 40: ...nto the combustion chamber Then secure the inser tion channel firmly to the flange with 4 screws 3 After screwing together the insertion channel with the boiler flange the boiler foot has to be assemb...

Page 41: ...he discharge system for storage room layout installation and operation of the system 11 3 vacuum conveyor system for basement units PN TDA Vacuum conveyor system Please refer to the separate f r PNA T...

Page 42: ...lets The pellet storage area must comply with NORM M 7137 The pellet storage safety sign must be affixed to the door leading into the storage area The storage area must be ventilated for at least 15 m...

Page 43: ...echtes Salzachufer 40 Tel 0662 450444 0 Fax DW 9 Es gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen vorbehalten 13 Customer services If anything is...

Page 44: ...l output Thank you for choosing one of our products Before installing and operating your boiler please read carefully all instructions assembly and installation instructions and operating instructions...

Page 45: ...ontrol and heating operation 10 7 1 Control device 10 7 2 Home screen 10 7 3 Home screen in detail 11 7 4 Operation 13 7 5 Menu map 15 7 6 Menu item Dom Water 18 7 7 Menu item Heating circuit 21 7 8 M...

Page 46: ...fuel store must comply with the relevant constructional and safety regulations especially fire and personal safety regulations The storage room must only be entered after previous ventilation see also...

Page 47: ...Research IBS 3 1 Mode of operation The boiler runs as long as the system requires energy or stores energy then the boiler switches to standby mode If the system heating dom water requires energy the...

Page 48: ...ow 15 C In addition the following criteria apply A Protection of domestic hot water reservoir The boiler starts the pellets burner autonomously if the temperature probe of boiler I and or boiler II re...

Page 49: ...800 hours at nominal load total nominal load and partial load hours added together 4 2 Central heating room minimum distances to flammable materials The boiler must be installed in a specially provide...

Page 50: ...ity wood pellets Good quality the surface appears smooth and has a satiny sheen the pellets are all the same length and there is no dust Poor quality Longitudinal cracks high proportion of extremely l...

Page 51: ...he post combustion zone exothermal process Negative pressure by means of a suction fan directs the combustion air via the automatic primary and secondary air flaps 5 Initial commissioning Initial comm...

Page 52: ...stems convey the wood pellets from the fuel storage chamber to the boiler The layout of the store room and the assembly operation of these systems can be found in the separate technical documentation...

Page 53: ...ion 7 1 Control device The boiler is controlled and regulated via its control device mounted on the top of the boiler s right side In the upper half of the control device a LC display is situated whic...

Page 54: ...everal bus modules process water 1 2 or 3 can be chosen in the special settings menu 7 3 4 Outside temperature Here the current outside temperature is shown 7 3 5 Buffer fill level Here the current fi...

Page 55: ...ustion chamber Working Burner running in regular heating operation Stopping Burner stopping residual material in combustion chamber will still be consumed Locked The burner is disabled via the remote...

Page 56: ...e g Heating circuit 1 7 4 2 Change of settings Every menu frame contains adaptable numeric values e g temperatures or text settings e g heating circuit operation mode To change those values text sett...

Page 57: ...reached Button By pushing the Plus Minus button the value displayed in the field increases decreases or the text in the text settings changes Value Bild ausgetauscht Text setting NOTICE Changed numer...

Page 58: ...7 4 4 Testing button functions contrast and brightness settings In the main menu the frame Display Buttons can be opened There you can test the button functions At the same time contrast and brightnes...

Page 59: ...erger Heiztechnik GmbH Operating Instructions N29 HB GB page 16 Lohberger Heiztechnik GmbH A 5020 Salzburg Bergheim Rechtes Salzachufer 40 Tel 0662 450444 0 Fax DW 9 Es gelten unsere aktuellen allgeme...

Page 60: ...ger Heiztechnik GmbH A 5020 Salzburg Bergheim Rechtes Salzachufer 40 Tel 0662 450444 0 Fax DW 9 Es gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen...

Page 61: ...m Water Timeprog You can set a high high temperature or low low temperature value see Dom Water Temp Setup High Temp The high loading start value applies at any time timeprog inactive Low Temp The low...

Page 62: ...ading process starts Loading Start 35 C This value is adjustable If the domestic hot water temperature falls below this value during low temperature see Dom Water Monitor the loading process starts Le...

Page 63: ...the operation mode Auto High Low in the frame Dom Water Monitor has been selected the Loading start temperature of the dom Water cylinder at this frame will be changed automatically once the system t...

Page 64: ...n It is heated until the frost protection ambient temperature setting is reached timeprog switched off Heating Start This function is designed for summer if the heating shall be activated after a bad...

Page 65: ...de temperature is too high and thus heating is not required any longer see menu frame H circuit 1 temperatures Hightemp running Heating circuit heats to reach and keep the high room temperature settin...

Page 66: ...off Display Summer in status line of menu frame H circ 1 Monitor If heating operation is requested nevertheless e g on a rainy summer day see H circ 1 Operational Mode actual 18 0 C Displays the curre...

Page 67: ...00 to 9 00 o clock Low temperature from 9 00 to 11 30 o clock High temperature from 11 30 to 13 00 o clock Low temperature from 13 00 to 17 00 o clock High temperature from 17 00 to 22 00 o clock Low...

Page 68: ...an outside temperature between 10 C and 20 C increase the 36 C value by some C If the room gets too hot decrease the value accordingly If the requested room temperature is not reached at an outside te...

Page 69: ...ng circuits domestic hot water circuits can get their heat In this case the heat is transported vie a feed pump and underground heating pipe from the first buffer at boiler to the second buffer Temp t...

Page 70: ...n allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen vorbehalten 7 9 Menu item Date Time Set time and date Here the actual time and the date is displayed For corrections acce...

Page 71: ...if the outside temperature falls below 6 C between 5 o clock and 23 o clock If the frost protection function is active emergency insertion can take place at any time NOTICE 2 In regular intervals dep...

Page 72: ...imary solar storage tank is not reached the collector pump is stopped at regular intervals to check if the collector temperature rises to the for the higher priority storage necessary temperature leve...

Page 73: ...gen Irrtum Druckfehler und technische nderungen vorbehalten Solar Heat Meter This menu display is only accessible if the heat meter was selected in basic settings menu see start up Act power 0 0 kW Cu...

Page 74: ...Hours Insertion Displays the overall operation hours of the pellet insertion screw in hours Pellet Displays overall pellets consumption in tons This value is calculated according to insertion hours P...

Page 75: ...thershold Manu Pellet burner starts if the top buffer temperature has fallen below an manually set temperature thershold NOTICE If set too low the heating circuits are maybe not supplied with suffici...

Page 76: ...ler 1 is activated 2nd boiler is not activated Only boiler 2 In case of a heat demand only boiler 2 is activated 1st boiler is not activated Peakload The 2nd boiler is activated if the expected buffer...

Page 77: ...Resttime xxh Boiler 2 Resttime xxh Here the duration of the actual boiler 1 or 2 being lead boiler is displayed Demanded not demanded Displays if lead boiler is demanded if there is a heat demand or n...

Page 78: ...ings menu are listed In this frame a fix flow temperature for each heating circuit can be set in order to dry the screed Please follow the instructions of the screed manufacturer H circ 1 Off On If th...

Page 79: ...urn from the holiday and automatically bring the apartment as well as the dom water to operating temperature On screen 2 the holiday mode has been pre set Starting on February 15 at 7 am duration 5 da...

Page 80: ...activated manually and each input can be read Buttons select next entry each output has several corresponding inputs I e with every pushing of buttons or either the next output in line 2 or the next...

Page 81: ...ed in the CSV format and can be read and illustrated in diagrams with a spreadsheet software such as Excel During boiler activities such as Starts or LogCheck a data record is logged every 10s otherwi...

Page 82: ...case push the button if the ash trays had been emptied and button if not An error is displayed if a status occurred that infringes or prevents the heating operation e g Error 28 check storage room For...

Page 83: ...r a refill process according to timeprog is not executed WHAT TO DO Nothing delet INFO if requested see point 8 INFO 9 Systemwater pressure to low ON not possible Refill heatingwater tm 29 30 loop ope...

Page 84: ...to OFF during phases Starting Working and Stopping WHAT TO DO Nothing INFO 20 Pelletstart locked waiting for pellet refill Displays that it is being waited for the pellet hopper refill In detail If t...

Page 85: ...and the burner is not in standstill homescreen pellets starting working or stopping WHAT TO DO Nothing NOTICE 2 I O Mainboard add on module 1 EW 1 module required A function that requires the EW 1 mod...

Page 86: ...w the notice instructions NOTICE 12 ALL DIG ROOMDEVICES DISABLED Restart via Basicsettings menu required Displayed if a digital room unit is disabled in the basic settings menu In such a case the enti...

Page 87: ...s setting Displayed if the communication boiler bus module 2 does not work after activation in the menu frame Start busmodule s WHAT TO DO Follow the notice instructions NOTICE 21 BUSMODULE 3 DOES NOT...

Page 88: ...igger than 5000 ohm The defect can lie with the servo itself e g dust infiltrations or also with cables terminals or plugs as well as with the boiler electronics WHAT TO DO Delete report see point 8 I...

Page 89: ...n of paint in the area of the probe at the insertion duct in this case the cause for the burnback must be removed usually caused by leak at insertion area WHAT TO DO Delete report see point 8 If displ...

Page 90: ...a possible technical failure at the boiler or installation only qualified personal can fix Displayed if the fuel has been consumed in pellet burner operation combustion chamber temperature has fallen...

Page 91: ...e intrusions or with cable clamps or plugs WHAT TO DO Delete the message If displayed repeatedly please contact your customer service ERROR 37 Heat circ1 flow probe DISTURBED This ERROR report display...

Page 92: ...d person ERROR 43 BK Temperatur zu niedrig Saugzug defekt This ERROR report displays a technical failure at the boiler only qualified personal can fix Displayed when the combustion chamber temperature...

Page 93: ...stem ignores the room device operational mode switch and temperature dial if switch is defective Contact qualified person as soon as possible ERROR 49 currently not available ERROR 50 Primary or Secon...

Page 94: ...cable clamps or plugs WHAT TO DO Delete the message see point 8 It is not possible to operate heating circuits 3 and 4 with a defective top buffer probe contact qualified person ERROR 57 Bufferprobe...

Page 95: ...nt 8 The heating circuit can continue operation because the system continues running when disturbed communication without room unit Contact qualified person or LOHBERGER HEIZTECHNIK customer services...

Page 96: ...smaller than 20 ohm Error can be caused by e g a wrong connection or because a wrong room device has been mounted But it can also be caused by a room device failure WHAT TO DO Delete the message see...

Page 97: ...ircuit can continue operation because the system continues running when disturbed communication without room unit Contact qualified person or LOHBERGER HEIZTECHNIK customer services as soon as possibl...

Page 98: ...Operation of the filling hatch Opening filling hatch 1 Grip handle deepening on the right side of the filling hatch 2 Pull hard at filling hatch when starting to open at the beginning 3 Filling hatch...

Page 99: ...of the current to the complete system before changing the fuse Unlock STL Step 1 Unlock STL Step 2 Unlock STL Step 3 1 First unscrew the STL cover cap The STL is found at the front top right behind th...

Page 100: ...prevent long stoking delays measurements should be executed during operation i e in winter when the boiler is running at full capacity If a cold boiler boiler temperature below 50 C is started up for...

Page 101: ...until the boiler temperature 45 C reaches at least the value in brackets 72 C NOTICE If heating room ambient temperature below 10 C and if boiler was cooled off before measuring operation the loading...

Page 102: ...Possible cause 2 Doors or heat exchanger lid leaking Solution Stop burner check door and lid tightness Possible cause 3 Lambda probe deviates measured value too high Solution Adjust corrected value s...

Page 103: ...on mode is automatically reactivated that was active before the activation E g before the activation the burner switch was set to OFF and the fuel selection was set to Only logs with activating the me...

Page 104: ...orrectly adjusted boiler is an efficient boiler A coating of only 1 mm of dust on the heat exchanger surfaces increases the fuel consumption by approx 7 The necessity for more or less frequent cleanin...

Page 105: ...and tilt the pellet grate 3 times by pushing the button Burning hazard Use protective gloves If yo use a vacuum cleaner please only in conjunction with an upstream ash box Pull out ash pan and empty...

Page 106: ...terior Brush the combustion chamber above the combustion chamber stones free of adhering ash with the brush supplied Brushing of flame temperature sensor the sleeve With the brush supplied brush off t...

Page 107: ...her with boiler cleaning Open lid of 100 or 170 litre hopper Clean grid Brush the pellet dust off the grid on the rear panel with the angled cleaning brush and vacuum it off with the vacuum cleaner 10...

Page 108: ...tage Directive 2006 95 EG as well as the relevant technical safety regulations implemented by them The production process is subjected to an ongoing relevant quality control programme and is certified...

Page 109: ...ZTECHNIK recommended and supplied spare parts Non observance means the guarantee is void To ensure prompt limitation of damage the GUARANTEE CLAIM must be submitted by the claimant to a LOHBERGER HEIZ...

Page 110: ...nform to NORM M 7137 A warning sign must be placed on the door of the pellet storage space Before entering the storage space ensure it has been ventilated for at least 15 minutes When working in seale...

Page 111: ...gelten unsere aktuellen allgemeinen Gesch ftsbedingungen Irrtum Druckfehler und technische nderungen vorbehalten 15 Customer services and spare parts If in doubt please contact the customer service of...

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