Herz pelletfire 20/20 Operating Instructions Manual Download Page 84

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Maintenance schedule (Customer inspection)

Item

Procedure

Safety valve

Check safety valve tightness

System pressure

Check system pressure
Minimum pressure: 1,5 bar (cold)
Maximum pressure: see boiler plate

Fire extinguisher

Check fire extinguisher securing and seal
as well as hose and nozzle (according to
national standard)

Sensor barrier

Unscrew revision cover

Clean sensors on the inside of the
intermediate hopper with soft tissue on
the left and right

Ash storage

Ash has to be stored in a non-flammable,
air tight container till disposal.

Boiler room

Remove flammable materials, except
wood chips or pellets stored in a
appropriate container, from the operating
room

Fire protection

Check structural fire protection and fire
doors (e.g.: self-locking fire door)

Ignition pipe

Clean from the back with cleaning brush

10.3

Annually inspection

Annual inspection, at least every 3000 operating hours

Item

Procedure

Maintenance

Conduct system maintenance by authorised
personnel.

Drives and motors

Check

gear

motor

for

abnormal

conspicuous running noises by using the
aggregate test.

Summary of Contents for pelletfire 20/20

Page 1: ...OPERATING INSTRUCTIONS Log wood pellet heating system pelletfire 20 40 ...

Page 2: ... tank if hydraulic diagrams2 not recommended by HERZ are used and if a non prescribed fuel as well as pellets for non industrial use according to ENplus Swisspellet DINplus resp EN 17225 2 wood chips according to EN 17225 1 4 with specification and classes A1 A2 B1 resp G30 G50 according to resp log wood is used3 All business is subject to the general terms and conditions of HERZ Energietechnik Gm...

Page 3: ...ion 26 9 6 Code entry 27 9 7 Switching the boiler on and off chimney sweeping function 28 9 8 Date and time 29 9 9 Main menu values 30 9 9 1 Adding defining display values 30 9 9 2 Delete values 31 9 10 Fault messages and warnings 32 9 11 Module 33 9 12 Module configuration 34 9 13 Terms and definitions 34 9 13 1 Boiler 35 9 13 2 Buffer 41 9 13 3 Hot water tank 43 9 13 4 Heating circuit 45 9 13 5 ...

Page 4: ...ing out maintenance on the system or opening the control unit the power supply is to be disconnected and the generally valid safety regulations are to be heeded In the boiler room no fuels may be stored outside the system It is also not permitted for objects which are not required for the purpose of operating or carrying out maintenance on the system to be kept in the boiler room When filling the ...

Page 5: ...nel while heeding the warnings in this documentation and the instructions on the systems In unfavourable operating conditions the temperature of boiler housing parts may exceed 80 C If the door to the ash container is opened during operation the fuel supply will be shut off and the boiler will switch to the burnout phase Afterwards the boiler will switch to the operating mode HEATING OFF Ambient c...

Page 6: ...regularly by authorised personnel or by the HERZ Customer Service department Spare parts must be obtained directly from the manufacturer or a distribution partner 2 WARNING NOTES Risk of injury and damage to property due to improper handling of the system Damage to property is possible Caution hot surface Warning against hand injuries No admittance without authorisation However adherence to guidel...

Page 7: ... 3 4 3 5 2 5 3 2 Wood pellets Wood pellets for non industrial use according to ENplus Swisspellet DINplus resp pellets according to EN 17225 with following specifications Property class A1 The maximum permissible fines content in the fuel storage room must not exceed 8 of the fuel volume determined using a perforated screen with holes 5 mm in diameter Fines content at loading 1 0 m Calorific value...

Page 8: ...suitable fuels When burning wet fuel with more than 30 water content condensation water formation and corrosion on the walls of the filling chamber occur Furthermore should not be burned Garbage plastics paper and cardboard only for starting the fire sanding dust wood shavings wood chips smaller than thumb size coal and coke the respective Clean Air Act state law usually prohibited fuels such as o...

Page 9: ...the boiler overheats then the thermal safety device opens automatically at 95 C via a sensor and cold water flows through the heat exchanger The boiler water is thereby cooled off and dangerous operating conditions are prevented The water heated up in the heat exchanger must be able to run away freely directly into the waste water channel After the boiler water has cooled off about 90 C the therma...

Page 10: ...xhaust system When heating up with log wood there may occur a greater smoke production at the chimney In the following a possibility for the heating up of the boiler is described Depending on the ambient conditions draft exhaust system wood and so on other heating up processes may be better Get conversant with the boiler and find out the best handling to use Test the best opportunity for heating u...

Page 11: ...rotection device Fuel passes the hopper first afterwards the back burn flap The back burn flap gets steered by a spring loaded servo motor If the servo motor operates current less the back burn flap will close independently Next the fuel is fed towards the burning chamber by the feeding screw These are then directed to the combustion chamber via a drop level The achieved fuel level is a crucial fa...

Page 12: ...ot been dimensioned correctly or dimensioning underlying installations have not been carried out correctly e g faulty connections false air inflow too long connection pipe and the boiler does not operate properly During initial operation and commissioning the system controls and safety devices must be checked and the handling of the boiler as well as the system maintenance schedule must be explain...

Page 13: ...atic ignition 5 Automatic tipping grate at the pellet burner for complete cleaning 6 Combustion ash box from easy access from the front 7 ID fan speed controlled and monitored for the highest operating safety 8 Lambda probe control automatic flue gas and combustion monitoring 9 Pipe heat exchanger with turbulators and automatic cleaning 10 Certified back fire protection flap BFP 1 2 3 4 5 6 7 8 9 ...

Page 14: ...hanger Tubes 3 Primary air feed 10 Secondary air aperture 17 Cleaning brush 4 firing door 11 Primary air aperture 18 Poking stick for burner plate 5 Burner plate 12 Cleaning lid 19 Poking stick for primary air feeds 6 Secondary air aperture 13 Turbulators 7 Ash door 14 Lambda fuel 1 10 11 12 14 15 2 3 4 5 6 7 8 9 13 16 17 18 19 ...

Page 15: ...cked Scorch phase In the BURNING PHASE condition wait to see if the logs catch fire in the combustion chamber During 30 minutes an adequate flue temperature HEATING UP FROM MIN is adjusted so that it can be switched on into the HIGH RUNNING PHASE condition If this flue gas temperature is not set it switches into the HEATING OFF condition and a corresponding fault is declared In this condition it i...

Page 16: ...re set to its maximum during the chimney sweeper carries out its measurements The boiler runs high normally and the chimney sweeper function is only activated instead of the CONTROL PHASE This condition is left when deactivation occurs or when the boiler maximum temperature is exceeded or when the maximum chimney sweeping time is exceeded 45min LAMBDA CALIBRATION code protected By activating the p...

Page 17: ...If the boiler set temperature is reached the boiler will switch to the regulation phase Regulation phase During the control phase the boiler modulates between nominal load and part load When the partial load stage generates too much energy i e the target boiler temperature regulation hysteresis are exceeded and are then changed to the ready condition Burn out phase If the boiler will be switched o...

Page 18: ...witch on only if the boiler is in operating mode HEATING OFF or BURNER STOP Otherwise freezing protection disabled the boiler will start up and heat up to minimum boiler temperature 65 C Lambda control The amount of material and the rotation speed of the ID fan are controlled by the lambda control The control is able to detect marginal deviations of the fuel quality and induces a combustion improv...

Page 19: ... the boiler setting This is the minimal boiler must temperature during operation of the boiler For example If a required temperature by the consumer is lower than the minimum requirement the boiler automatically selects the minimum requirement temperature The boiler END temperature results from the boiler MUST temperature and the adjustable control hysteresis The boiler switches to the Ready mode ...

Page 20: ...figure 8 2 Caution Consider the set minimum requirement Figure 8 2 Example temperature manager with buffer and without difference If the required buffer top temperature required temperature is lower than the buffer bottom MUST temperature than the required boiler temperature is the result of the required buffer bottom temperature the adjusted temp increase the adjusted difference see figure 8 3 Ca...

Page 21: ...mode is applied directly on the buffer then the required buffer top temperature is set directly in the time mode module Now it must be distinguished again if the buffer top temperature is higher than the adjusted buffer bottom MUST temperature In this case the required boiler temperature is the result of the required buffer bottom MUST temperature the adjusted temp increase the adjusted difference...

Page 22: ...8 Temperature manager 22 Figure 8 2 Example temperature manager when time mode without difference ...

Page 23: ... using the main switch at the back side of the boiler From here you can navigate quite simply through the settings 9 1 1 Display Controls Boiler status 99 Function over T Control By pressing the button On Off long the equipment is switched on off brief starts up the FAILURE CHECK F1 Changes to the displayed menu Confirmation of modification F2 scroll up increase value F3 Scroll down decrease value...

Page 24: ...r 9 13 figure 9 1 T CONTROL 9 3 Starting the system To switch on the display the following condition must be fulfilled The boiler must be connected to the power supply see figure 9 2 1 Cable ducts 2 Main switch 3 Electric supply figure 9 2 Plug on the boiler for preparation of the power supply If it is fulfilled the starting process of the display which takes 1 2 minutes starts ...

Page 25: ...creenshots are not default values If the following symbol is pressed the main menu will be displayed Home Button you come back one level return button fault messages warnings alarms will be displayed see chapter 10 the individual modules boiler hot water tank buffer heating circuit solar hydraulic compensator net pump zone valve external demand will be displayed see chapter 10 the menu settings ne...

Page 26: ...5 min whereby the remaining time only starts to run when the boiler status chimney sweeping function begins ignition phase does not count towards this After pressing the chimney sweeping symbol the boiler can also be switched off in addition to the nominal output program With the aggregate test connected components can be tested individually The symbol is only visible if the code has been entered ...

Page 27: ...er 9 4 Navigation in the menu settings see chapter 9 13 Navigation 1 Navigation 2 Screen Screen By pressing the button Note Figure Editor is displayed Enter the corresponding code see below and press OK to confirm the main menu will be displayed if you have already entered a code the control will be locked Code 111 the previous page will be displayed the open padlock icon appears ...

Page 28: ...nly be switched on if there are no errors that prevent it from starting The boiler will switch to the operating condition burn out phase except cold start or ready When switching off during cold start the cold start is ended and then changes to the burnout phase This prevents impermissibly high amount of fuel in the combustion chamber CHIMNEY SWEEPING FUNCTION Navigation Screen If chimney sweeping...

Page 29: ...a the network i e in the entered case the time and date are updated every 12 hours the screen can be locked for 30 seconds the summer or winter time gets selected NTP Update a NTP update can be carried out The time and date will be updated immediately the main menu will be displayed i FBR If activated the language setting changes with the remote control Note NTP Network Time Protocol is used to sy...

Page 30: ...ear all All values will be deleted Boiler 000 the boiler values which can be selected manually will be displayed HOT WATER TANK i000 the hot water tank values which can be selected manually will be displayed Heating circuit i002 the heating circuit values which can be selected manually will be displayed SOLAR i003 the solar values which can be selected manually will be displayed BUFFER i004 the bu...

Page 31: ... Back flow must etc the value will be confirmed and displayed at the main menu the page previous page of the individual modules will be displayed you get to the second page of the display values of the boiler or the selected module Note The same procedure can be applied to all other modules 9 9 2 Delete values Delete all display values Delete optional display value Navigation Code entry capture 9 ...

Page 32: ...ll fault messages will be displayed Note A red highlighted field represents an active fault appears in the lower left box An orange highlighted field represents a warning A yellow highlighted field represents information no fault has occurred A highlighted grey field with crossed text represents a fault or a warning which had occurred only visible in the archive An overview of all errors and its c...

Page 33: ...ing circuit values menu will be displayed If several modules have been created you can navigate through the menu of the modules up or down In the Module overview by clicking on the respective module name a separate name module name can be assigned for each module To do this first press the name above Then click on the field with the current name An input window appears The desired name can be ente...

Page 34: ...rrier times Overview Status Agg Test Barrier times Overview Status Agg Test Barrier times Ext requirement Additional boiler Overview Status Settings Barrier times Heat curve Overview Status Settings Agg Test Barrier times 9 13 Terms and definitions In this chapter all parameters and terms of the different modules are explained Some terms can be a display value and a setting value To recognize thes...

Page 35: ...ates the boiler temperature C Back flow temperature Indicates the backflow temperature C Boiler power Indicates the boiler output Back flow mixer Indicates the actual state of the backflow mixer OPEN CLOSE Back flow pump Indicates the actual state of the backflow pump ON OFF Log wood Buffer top Display the actual buffer temperature at the top C Log wood Buffer bottom Display the actual buffer temp...

Page 36: ...carbon dioxide content in the flue gas Menu Settings system specific Settings 1 2 3 4 5 6 7 Pellet and Log wood operation Residual heat temperature Setting up the residual heat temperature 20 75 e g minimum boiler temperature after fuel burnout when at the latest return flow pump gets turned off C Settings pellet operation 1 2 3 4 5 6 7 Control hysteresis Setting up the control hysteresis 3 20 Is ...

Page 37: ...epending on the outside temperature Therefore according to the example the maximum boiler output at outdoor temperatures 0 C at the set output at Temp 1 100 At outside temperatures 20 C the maximum boiler output is the set output at Temp 2 50 A linear interpolation takes place in between Settings 1 2 3 4 5 6 7 Number of suction times barrier times at Suction discharge The desired suction times 1 6...

Page 38: ...In Outputs 1 2 3 4 5 6 7 Sensor Zeropoint Position Indicates the state of the Sensor Zeropoint Position If the control lamp lights up the sensor zero point position input is active Motor ounterclockwise clockwise Indicates the state of the motor counterclockwise clockwise If switch on green Output active Stoker screw Indicates the state of the stoker screw If switch on green Output active Tank emp...

Page 39: ...dicates the output of the E filter fluegas recirculation flap Indicates the output of the fluegas recirculation flap In Outputs 1 2 3 4 5 6 7 Back flow pump Displays the state of the backflow pump If switch on green Output active Back flow mixer open Displays the state of the Backflow mixer If switch on green Output active Back flow mixer close Displays the state of the Backflow mixer If switch on...

Page 40: ... load Displays system operation hours during nominal load phase 95 100 h Modulation Displays system operation hours during modulation phase 94 31 h Part load Displays system operation hours during part load phase 30 h Scorch burn out Displays system operation hours during burning born down and burnout phase h Boiler run time Displays the boiler run time sum of nominal load modulation part load and...

Page 41: ...erature Indicates the buffer bottom temperature C Switching temperature Indicates switching temperature average daytime temperature In general the switching temperature conduces to switch between winter set temperature and summer set temperature C Outside temperature Display of the actual outside temperature C Status 2 1 2 Required temperature Indicates the required temperature of the module The r...

Page 42: ...ween winter set temperature and summer set temperature C Temp increase Setting up the temperature increase 25 15 of the required temperature Due to heat losses a surcharge to the must temperature winter summer of the heating circuit can be set C Balancing outside sensor Adjusting the balancing of the outside temperature 5 to 5 C Menu Aggregate Test Agg Test 1 Buffer loading pump Indicates the stat...

Page 43: ...ime program the menu for the time program barrier times and circulation times will be displayed Term Description Unit Menu Status Status 1 1 Hot water tank temperature Indicates the hot water tank upper zone temperature C Hot water tank pump Indicates the state of the hot water tank pump only visible if loading valve is inactivated Hot water tank temperature bottom Indicates the hot water tank bot...

Page 44: ...e indicator light lights the output for controlling of the loading valve is switched Circulation pump Indicates the state of the hot water tank pump If the indicator lamp lights up the hot water tank pump is activated and the hot water tank gets charged Menu time program barrier times circulation times Time program 1 2 3 Time 1 1 3 times can be set The second and third time can be added by the Exa...

Page 45: ...ed the menu for the settings will be displayed the menu for the Aggregate Test will be displayed the menu for the time program and barrier times will be displayed Display of the heating curve Display of the set times according to the time program the menu for the time program and barrier times will be displayed Display of current outside temperature in C Display of current room temperature in C th...

Page 46: ... value 5 to 5 gets multiplied by 2 and added to the flow set temperature C Status 2 1 2 Switching temperature Indicates the switching temperature average daytime temperature In general the switching temperature conduces to switch between winter set temperature and summer set temperature C Heating circuit mixer Indicates the state of the heating circuit mixer OPEN CLOSE Heating circuit pump Indicat...

Page 47: ...ce Settings 3 1 2 3 Switching temperature Setting up the switching temperature 10 35 That s the average daytime temperature that conducts the switching between summer mode and winter mode The higher the value of the switching temperature is set the later the changeover to summer operation is carried out C Balancing outside sensor Adjusting the balancing of the outside temperature sensor 5 5 Adjust...

Page 48: ...ow temperature 20 90 of chosen heating circuit at 10 C outside temperature C Flow set temperature at adjustable outside temperature Setting up the flow temperature 25 95 of chosen heating circuit at an adjustable outside temperature C Adjustable outside temperature Setting up the outside temperature 20 0 of chosen heating circuit regarding flow must temperature C Switch off temperature Setting up ...

Page 49: ...gets interrupted resume drying as follows 1 25 Day of interruption resume from day 2 30 0 15 1 3 35 16 16 4 40 17 23 17 5 12 45 24 28 24 13 40 29 29 14 35 15 30 16 25 17 23 10 24 30 25 35 26 40 27 45 28 35 29 25 30 0 figure 9 3 Flow must temperature in dependence of the bake out days at Screed drying Flow must temperature C bake out days ...

Page 50: ... time address 45000 45022 weather compensated requirement via heating curve during the set time Time requirement If the boiler works only as a heat supplier no heating circuit installed the set up boiler set temperature 20 100 gets supplied during the set heating times C Min loading Indicates activates the min loading 20 58 ON OFF Outside of the hot water tank loading time the hot water tank tempe...

Page 51: ...he Aggregate Test will be displayed the solar yield menu will be displayed Term Description Unit Menu Status Status 1 1 Collector flow temperature Indicates the collector flow temperature C Collector back flow temperature Indicates the collector backflow temperature C Tank 1 temperature Indicates the temperature of tank 1 e g hot water tank buffer C Tank 2 temperature Indicates the temperature of ...

Page 52: ...temperature 25 95 of tank 1 only visible if program number 3 4 5 or 6 is chosen C Menu Aggregate Test Agg Test 1 Collector pump Indicates the status of the collector pump If the indicator lamp lights up the collector pump is running Loading pump Displays the condition of the loading pump If the indicator lamp lights up the collector pump is running Switching valve OPEN Display of the state of the ...

Page 53: ...raulic compensator has a built in temperature sensor C Existing temperature Indicates the flow temperature of the upstream module e g boiler buffer C Required temperature Indicates the required temperature of the downstream module e g heating circuit C Pump 1 Indicates the state of pump 1 ON OFF Pump 1 is the pump in the back flow on the primary side Switchover Indicates the state of switchover ON...

Page 54: ...gation NET PUMP Screen By pressing the button the Net pump status menu will be displayed the menu for the Aggregate Test will be displayed the barrier times menu will be displayed Required temperature Indicates the required temperature of the downstream module e g buffer in C Existing temperature Indicates the flow temperature of the upstream module e g buffer top in C Pump Indicates the state of ...

Page 55: ...be not heated By pressing the symbol Monday preset gets assigned to remaining weekdays 9 13 9 Zone valve Navigation ZONE VALVE Screen By pressing the button the zone valve status menu will be displayed the menu for the Aggregate Test will be displayed the barrier times menu will be displayed Required temperature Indicates the required temperature of the downstream module e g buffer in C Existing t...

Page 56: ...ne valve Status 2 1 Menu Aggregate Test Agg Test 1 Zone valve OPEN Indicates the state of the zone valve If the indicator lamp lights up the zone valve is opened Menu Barrier times Barrier times 1 Time 1 1 2 times can be set The second time can be added by the Example time 1 08 00 10 00 time 2 15 00 21 00 08 00 11 00 Setting up individual buffer tank loading times of every weekday when it will be ...

Page 57: ... the menu for the settings will be displayed the menu for the requirement curve will be displayed the barrier times menu will be displayed External requirement Indicates a digital input signal of the external control loop requirement If the indicator lamp lights up the external control loop sends a requirement to the digital input Term Description Unit Menu Status Status 1 1 Demand active Indicate...

Page 58: ...l requirement at digital input At a digital request the external set temperature gets transmitted as value to the heat supplier External requirement at analogue input At an analogue request a calculated linearly interpolated temperature gets transmitted to the heat supplier For an understanding fig 9 2 is to be used The graph gets regulated by the parameters analogue must temperature 4 mA and anal...

Page 59: ...al between 4 and 20 mA should be given because a current signal is compared to a voltage signal insensitive to electromagnetic disturbances and voltage losses at the cables With an internal resistor 500 Ohm the current signal is converted into a voltage signal Input signal of the external requirement module External requirement module 500 Ω Input signal current signal Analogue set temperature C Cu...

Page 60: ...al boiler status Status 1 1 Boiler temperature Indicates the boiler temperature 40 80 C Flue gas temperature Indicates the flue gas temperature C Pump Indicates the state of the back flow pump ON OFF Release additional boiler Indicates the state of the release of the additional boiler ON OFF Automatic Release ON OFF Manual additional boiler active inactive Menu Settings Settings 1 Waiting period A...

Page 61: ...tomatic boiler Indicates the state of the release of the additional boiler If the indicator lamp lights up the additional boiler is operating Menu Barrier times Barrier times 1 Time 1 1 2 times can be set The second time can be added by the Example time 1 08 00 10 00 time 2 15 00 21 00 08 00 11 00 Setting up individual buffer tank loading times of every weekday when it will be not heated By pressi...

Page 62: ... system number will be displayed the screensaver settings will be displayed messages by E mail can be send Display if a USB stick is plugged in USB symbol Backup of USB stick create or play backup software by pressing the field the Modbus settings will be displayed Service special Alarm Modul external Modul necessary see user manual Alarm Modul you get to the cascade overview see Operating Instruc...

Page 63: ...S Server of Google it is public and free That can be an alternative to the internet provider s server DNS 2 DNS Server of the internet provider Gateway Address the gateway address can be set up the settings can be saved the submenu for the DNS settings will be displayed Connection test The network connection can be tested Network connection ok Internet connection of the controller is ok DNS fault ...

Page 64: ...2 is reserved for Modbus TCP Timeout Setting up the time delay of the data transfer RX TX Buffer Setting up the buffer size in byte max values Setting up the maximum values of the servers Accept Changes Save changes the network configuration page will be displayed again Note Modbus is an application protocol to exchange messages between intelligent Modbus controllers in the building management sys...

Page 65: ...ual MyHerz in which the settings are described The Remote function is used for setting the remote maintenance of the system You can choose between VNC WEB or FTP remote maintenance On the factory side the VNC remote maintenance is activated with the associated password In order to use the Internet portal www myherz at the VNC Server VNC Repeater and FTP Server must be activated If necessary here y...

Page 66: ...ISPATCH CREATE RECEIVER LIST Navigation 1 Navigation 2 Receiver list Screen Screen By pressing the button By pressing the button receiver list a mail recipient can be added Enter your email address the receiver s E mail addresses can be set up E Mail subject The E mail subject can be set up E Mail dispatch can be activated clear the selected E mail address gets deleted off the receiver list to ret...

Page 67: ... will be transmitted 4 If the box is checked information will be transmitted ENTER MAIL SUBJECT TEST MAIL SENDING Navigation Subject Navigation Screen Screen By pressing the button By pressing the button the entry will be confirmed Test mail send Send E mail to recipient only visible possible if sending is active the last character will be deleted the mail server settings will be displayed charact...

Page 68: ...or warning information according to capture 10 the boiler has to have a valid E mail address After the successful creation of an E mail address you can set up the exemplified values shown in the figure Look up the data of the mail server and the port number at your provider for example GMX After successful configuration of the mail server settings the boiler will send E mail with the set up values...

Page 69: ... Backup a backup can be created The backup can be stored directly in the control and or on an USB stick 9 14 10 Cascade Navigation Screen By pressing the button Cascade overview Cascade overview shows every cascade user and its actual status and operating hours within the cascade the cascade status menu will be displayed the menu for the cascade settings will be displayed the cascade network menu ...

Page 70: ...40 050 060 070 080 090 130 140 180 190 240 250 001 011 021 031 041 051 061 071 081 111 141 181 191 241 251 002 012 022 032 042 062 082 142 182 192 242 252 003 013 023 033 043 053 063 073 083 143 183 193 253 004 014 024 034 044 054 064 084 094 104 144 194 254 005 015 025 035 045 055 065 085 095 125 195 006 016 026 036 046 056 066 076 086 096 196 236 007 017 027 037 047 057 067 077 087 097 197 237 0...

Page 71: ...arty 006 BURNING ROOM MAX combustion chamber temperature over adjusted combustion chamber temperature max faulty COMBUSTION ROOM SENSOR Check sensor replace as necessary Check plug replace as necessary Check wiring incl connections replace as necessary contracting party 007 BUFFER SENSOR TOP Sensor break Value outside the measuring range 10 120 C Check sensor replace as necessary Check plug replac...

Page 72: ...k sensor replace as necessary Check plug replace as necessary Check wiring incl connections replace as necessary contracting party 018 SENSOR COLLECTOR Sensor break Value outside the measuring range 50 200 C Check sensor replace as necessary Check plug replace as necessary Check wiring incl connections replace as necessary contracting party 019 SENSOR COLLECTOR BACK FLOW Sensor break Value outside...

Page 73: ...n sensor below 7 C Room temp sensor below 5 C Check or increase the room temperature in the boiler room 033 ANTIFREEZE SOLAR Collector temperature under set up antifreeze temperature 034 ANTIFREEZE MODULE Sensor value below 7 C 035 ANTIBLOCKING BACK FLOW Back flow antiblocking active back flow pump gets triggered 10 seconds every Monday at 12 o clock 036 ANTIFR ADD BOILER Sensor value below 7 C 03...

Page 74: ... connections replace as necessary 055 BACK FLOW SET if the Backflow temperature in operation does not exceed 53 C within 2 hours Function check mixer with mixer motor Function check pump Check sensor position 056 SCREED BAKE OUT Set flow temperature does not reach the desired flow setpoint temperature for 3 hours Function check mixer with mixer motor Function check pump Check sensor position Requi...

Page 75: ...ts contracting party 076 Standard Fuels if 1 Pre filling Ignition insert cannot be performed because no fuel 2 Failure FIRE OUT occurs for the second time within 2 hours 3 during operation intermediate hopper is not full despite power reduction Check fuel level Check burning parameters adjust as adapt Clean intermediate hopper level sensor 077 Additional input when digital input responds to additi...

Page 76: ...ng backup contracting party 098 BOILER SENSOR BURNER Failure additional boiler sensor cable break short circuit failure connection Check sensor replace as necessary Check plug replace as necessary Check wiring incl connections replace as necessary contracting party 099 STL Burner Boiler temperature has exceeded the maximum permissible boiler temperature Cool down boiler 75 C Quit STL 104 Boiler Sp...

Page 77: ... pump or back flow mixer defect too small buffer tank too small buffer tank Put in less wood Renew return flow pump or return flow mixer increase buffer volume 192 Heating up At lighting up the boiler has not reached the flue temperature threshold in the prescribed time Too coarse material used Too moist wood used burner plate holes blocked Use small wood Use dry log wood Clean burner plate holes ...

Page 78: ...s triggered Quit fault 249 AUTOREBOOT 2 Control restarted due to overload Restart the controller adjust Network configuration 250 AUTOREBOOT 24 Software monitoring fault contracting party 251 AUTOREBOOT 50 Software monitoring fault problems with USB stick Format USB STICK directly via the T Control if it doesn t work then the USB stick is defect contracting party 252 AUTOREBOOT 51 Software monitor...

Page 79: ...box exhaust pipe Maintenance interval exceeded soot build up soiling sooting in the boiler or exhaust pipe Burning chamber door opened Unfavourable draft conditions lack of air low delivery pressure Deflagration unsuitable fuel Design of the chimney according to the specifications of the assembly installation instructions Check seals and have defective damaged ones replaced by a specialist Perform...

Page 80: ...ually for damages and wear Repair discovered faults immediately Burning chamber This only has to be cleaned every two to six days depending on the type of fuel used When burning fuels with a high proportion of fly ash e g paper cardboard bark etc on combustion the combustion chamber should be cleaned more frequently Open the casing door and ash door Clean the combustion chamber Keep the primary ai...

Page 81: ...ing and should be cleaned manually if required Cleaning interval after 1000h show on display Rust and fly ash deposits on the heat recovery areas have a considerable effect on the economy and performance of the boiler Removing the upper boiler casing Loosening screw caps and removing cleaning cover Heat exchanger Loosening the fixture of the turbulators Removing and cleaning of turbulators 4 3 2 1...

Page 82: ...ved via the ash door Conduct function test of heat exchanger using the aggregate test Remove deposit and check heat exchanger visually for damages and wear Burning chamber Expansion cracks at insulating plates respectively burning chamber stones don t affect their capacities and don t represent warranty claim During cleaning ensure that the slot between the burner plates is not clogged see picture...

Page 83: ...k display operation and faults list Restart T Control Control faults Open burning chamber door 1 or remove ash container door 2 Check fault recognition and fault report Check if fault report e g ASH CONTAINER FAULT is shown ID fan Function test of ID fan using the aggregate test Check ID Fan for abnormal or conspicuous running noises Thermal safety device Check thermal safety valve tightness 1 2 ...

Page 84: ...the left and right Ash storage Ash has to be stored in a non flammable air tight container till disposal Boiler room Remove flammable materials except wood chips or pellets stored in a appropriate container from the operating room Fire protection Check structural fire protection and fire doors e g self locking fire door Ignition pipe Clean from the back with cleaning brush 10 3 Annually inspection...

Page 85: ...P flap and close BFP flap afterwards Try to pull out paper strip If possible adjust BFP flap Conduct paper strip test at different positions ID fan Unscrew 4x wing nut Remove and clean ID fan witch a brush 10 4 As needed Item Procedure Chimney Maintenance respectively Cleaning and inspection according to national standards Fuel storage room Fuel storage room emptying at least after 3 fillings and ...

Page 86: ... or changes of the technical specification were not carried out in accordance with regulations this declaration loses its validity We declare herewith that the above described machine the above described product complies with the corresponding regulations of the following EC EU Directives The conformity is verified by the complete compliance with the following standards EC EU directive Standard 20...

Page 87: ... ηs Room heating year emissions PM OGC CO NOx mg m at O2 10 pelletfire 20 20 Log wood 75 40 20 500 200 pelletfire 20 20 Pellets 75 40 20 500 200 pelletfire 30 30 Log wood 77 40 20 500 200 pelletfire 30 30 Pellets 77 40 20 500 200 pelletfire 40 30 Log wood 77 40 20 500 200 pelletfire 40 30 Pellets 77 40 20 500 200 ...

Page 88: ... separate these items from other types of waste and recycle them responsibly to promote the sustainable reuse of material resources Household users should contact either the retailer from whom they purchased this product their local distributor or a government agency for details on where and how to use these items for environmentally friendly recycling Business users should contact their supplier ...

Page 89: ...e 5 Operation with low performance decrease 9 Overheating of the boiler STL 9 P Preparation for heating up with log wood 10 R Ready 14 Re heating 14 15 Restart 14 S Safety notes Basic safety information 5 Installation 5 Maintenance 6 Operation 5 SAFETY NOTES 4 Scorch phase 14 Screed drying 47 Start up phase 14 Sweating of the boiler 9 T TABLE OF CONTENT 3 T CONTROL Cascade 68 Code entry 26 Date an...

Page 90: ...15 Annex 90 15 ANNEX 15 1 Additional boiler module Hydraulic recommendation 1 ...

Page 91: ...Annex 15 91 Hydraulic recommendation 2 ...

Page 92: ...15 Annex 92 15 2 Solar module Program 1 ...

Page 93: ...Annex 15 93 Program 2 ...

Page 94: ...15 Annex 94 Program 3 ...

Page 95: ...Annex 15 95 Program 4 ...

Page 96: ...15 Annex 96 Program 5 ...

Page 97: ...Annex 15 97 Program 6 ...

Page 98: ...16 Notes 98 16 NOTES ...

Page 99: ...Notes 16 99 ...

Page 100: ...V 1 0 Herz Energietechnik GmbH Herzstraße 1 7423 Pinkafeld 43 3357 42 84 0 0 43 3357 42 84 0 190 office energie herz eu Deutschland Germany Herz Armaturen GmbH Fabrikstraße 76 D 71522 Backnang 49 7191 9021 0 49 7191 9021 79 verkauf herz armaturen de ...

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Summary of Contents for pelletfire 20/20

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Herz pelletfire 20/20, Operating Instructions Manual, Page: 84 / 100

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Summary of Contents for pelletfire 20/20

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