eta PelletsUnit Operation Manual
  1. Manuals
  2. Brands
  3. eta Manuals
  4. Boiler
  5. PelletsUnit
  6. Operation manual

eta PelletsUnit Operation Manual

7-15 kw
Hide thumbs Also See for PelletsUnit:
Table of Contents

Advertisement

Quick Links

Download this manual See also: Service Manual
2015-10-07
EN
0000000062
V.010
X.33.0
1507
93005
PelletsUnit
7-15 kW
Operation

Advertisement

Table of Contents
loading

Related Manuals for eta PelletsUnit

Summary of Contents for eta PelletsUnit

  • Page 1 2015-10-07 0000000062 V.010 X.33.0 1507 93005 PelletsUnit 7-15 kW Operation...
  • Page 2 ETA Heiztechnik Gewerbepark 1 A-4716 Hofkirchen an der Trattnach Tel: +43 (0) 7734 / 22 88 -0 Fax: +43 (0) 7734 / 22 88 -22 info@eta.co.at www.eta.co.at...

  • Page 3: Table Of Contents

    Contents General information ..............5 Preface .
  • Page 4 Low-emission operation ............. . . 74 www.eta.co.at...

  • Page 5: General Information

    General information General information Copyright All contents of this document are property of ETA Heiztechnik GmbH and are protected by copyright. Any reproduction, transfer to third parties or use for other purposes is prohibited without written permission from the owner.

  • Page 6: Preface

    Remote control of the boiler via the internet The remote control enables you to operate your ETA boiler remotely via your own network (VNC Viewer) or internet <www.meinETA.at>...
  • Page 7 Preface...

  • Page 8: Warranty, Guarantee And Liability

    The only exceptions are commonly available Addition of hard water should be kept to a minimum to standard parts such as electrical fuses or fastening limit limescale build-up in the boiler. www.eta.co.at...
  • Page 9 Repair of defects For repairs of defects carried out by the customer or by a third party, ETA shall only bear the costs or remain obligated by warranty if this work was approved in writing in advance by the customer service of ETA Heiztechnik GmbH.

  • Page 10: Boiler Functionality

    Flow to water tank Heating pump 10 Flow to heating circuit 1 11 Diverter valve between heating circuit 1 and hot water tank 12 Air connection for operation with external air supply 13 Ash screw 14 Movable, self-cleaning rotating grate www.eta.co.at...
  • Page 11 Boiler functionality How the boiler works A suction motor sucks the pellets from the storage room, which may be up to 20 m away, into the pellet bin on the boiler. The pellet bin has a capacity of up to 30 kg.

  • Page 12: Emission Measurement

    10 minutes (i.e. more than 10 minutes of the Setting the duration of the emission measurement countdown have elapsed). The duration of the emission measurement is factory-set to 30 minutes. If necessary, this can be increased with the [Service] access level. www.eta.co.at...
  • Page 13 Emission measurement When you confirm this message, the boiler automati- Selecting emission measurement for full load or partial load cally starts heating. The countdown in the [MEAS.] button stops. National regulations may stipulate emission measurement at partial load. If this is the case, you must set the required output range before commencing the emission measurement.

  • Page 14: Safety

     The safety valve outlet must be directed to the the supply of combustion air and fuel. The pumps sewer via a clearly visible, open route (siphon continue running to cool the boiler. funnel) so that malfunctions, especially a failure of www.eta.co.at...
  • Page 15 Safety Safety devices the safety valve to close, can be recognised. If no sewer connection is available, the outlet must be directed to the ground in a pipe.

  • Page 16: Operation

    Allows you to change parameters of the selected function block. I/O menu Enables a specialist to assign inputs and outputs and manually operate the outputs of the selected function block. Messages Messages of the selected function block (notifi- cations, warnings or errors) www.eta.co.at...

  • Page 17: Changing The Names Of Function Blocks

    Operation User interface A keypad is displayed: A settings screen opens: By tapping on [Day:], [Month:], [Year:] or [Time:], you Enter the new name and press [Accept] to save. can select the parameter that you wish to change. To cancel the process and keep the original Enter the new value and press [Accept] to save.

  • Page 18: Text Menu Navigation

    Submenu opens [Value] or [Change] Selected parameter Submenu is available Modifying parameters Example: Change the [Day heat. lim.] parameter in the [HC] function block. First, press [HC] to select the function block. www.eta.co.at...

  • Page 19: Setting A Time Window

    Operation User interface 7.1.5 Setting a time window Set the individual time windows and temperatures by tapping the lines [Time slot 1:], [Time slot 2:], [Time slot 3:] and [Set-back temperature between time slots:]. A Setting time window and temperatures settings window appears after tapping.

  • Page 20: Messages

    • Error, alarm An error or alarm stops operation. Some of these can be acknowledged before the cause of the problem is remedied. However, they will continue to be displayed until the cause has actually been dealt with. www.eta.co.at...
  • Page 21 Operation User interface Other errors and alarms can only be acknowl- edged after the cause has successfully been remedied. You can then delete these messages with the [Confirm later] button. Once an error or alarm has been resolved and ac- knowledged, you must restart the boiler or the affected heating circuit by pressing the [On/Off] button.

  • Page 22: Function Block [Boiler]

    Heating coil for second heating circuit Optional: Only for [2nd internal HC (PelletsUnit 7-15 Operating condition kW only)] Pellet stock in boiler This symbol is displayed at the top next to the...

  • Page 23: Operating Modes

    Operation Function block [Boiler] The control system calculates the required boiler Ember burnout temperature based flow temperatures At the end of the heating phase, the fuel that is still on demanded by the consumers. When the boiler is the grate is burnt off. No more fuel is fed into the boiler. supplying heat to the consumers, the "Heating coil"...

  • Page 24: Operation

    To set the daily fill-up time, press the [FILLTIME] button in the overview screen. A screen opens: Fig. 7-5: Setting the fill-up time Enter the desired time and press [Accept] to save. completely refill pellet immediately by pressing the [Startfilling] button. www.eta.co.at...

  • Page 25: Text Menu

    Explanation of [Duration idle time] The de-ashing interval may only be modified after The [Duration idle time] parameter is used to select the consultation with a specialist or ETA customer duration of the idle time for complete boiler de-ashing. service.

  • Page 26: Buffer] Function Block

    [Buffer target] temperature. By means of the 3 temperature sensors on the buffer, the current charging status is determined and Charging by boiler displayed in the overview screen. This symbol is displayed when the buffer is being charged by the boiler. www.eta.co.at...
  • Page 27 Operation [Buffer] function block The buffer is charged by the boiler until the current The [Solar prio.] function enables the solar heating [Buffer top] temperature has exceeded the required system to charge the buffer without the boiler being [Buffer target] temperature, and the configurable [Buff. started, inside 2 configurable time slots (see page 34).
  • Page 28 [Buffer bottom Solar] temperatures are continu- ously compared with the current [Collector] tempera- ture. The solar charging symbol is shown at the top or centre of the buffer, depending on which part of the buffer is currently being charged. www.eta.co.at...

  • Page 29: Operating Modes

    Operation [Buffer] function block 7.3.2 Operating modes ChargeBuffer The combination tank is demanding heat from the Charged boiler. The buffer is charged to the required [Buffer target] Charge hot water temperature, and the [Buffer bottom] temperature sensor has exceeded the configurable [Buff. bottom Only the hot water section of the combination tank is off] temperature once.

  • Page 30: Operation

    [Time slot 1], [Time slot 2] or [Time slot 3]. Press [Change] to open the settings window. Set the circulation times to be as short as possible to ensure good buffer stratification and prevent limescale build-up. www.eta.co.at...

  • Page 31: Text Menu

    Buffer bottom max all components of the heating system are controlled by Solar prio. the ETA control system. A higher value is required if Solar prio. peaks in output have to be covered, or very fast heat availability is needed.
  • Page 32 Buffer The function is deactivated if one of the two tem- Solar heat diss. peratures is set to "0". Activate? ...until buffer max Select the parameter and press the [Change] button. A settings window will open. www.eta.co.at...
  • Page 33 Operation [Buffer] function block Make your selection and press the [Accept] button to However, this minimum temperature only applies save. if the conditions for stratified charging are satisfied. If they are not, solar charging is switched to 7.3.4.8 Priority of the upper and lower sections the bottom section of the buffer, to make use of the solar energy.
  • Page 34 The following conditions must be met in order for the excess solar heat to be passed on in this way: • The outside temperature must have exceeded the configurable value [from outside temp.] (factory setting 10°C). www.eta.co.at...
  • Page 35 Operation [Buffer] function block • The [Buffer top] temperature in the buffer must Select the parameter and press the [Change] button. A have exceeded the configurable value of [at buffer settings window will open. top] (factory setting 100°C). Make your selection and press the [Accept] button to •...
  • Page 36 Optional: Only with circulation pump This parameter defines the minimum temperature of the hot water tank for starting the circulation pump. The circulation pump only starts once the hot water tank has exceeded this temperature. This value is factory-set to 40°C. www.eta.co.at...
  • Page 37 Operation [Buffer] function block...

  • Page 38: Hot Water Tank] Function Block

    The displayed temperature is the [Boiler] or [Buffer top] boiler. temperature. Charging ends as soon as the current [Hot water] temperature has reached the temperature set in the Charging by the solar heating system timer. The operating mode then changes to [Charged]. Optional: for solar heating system www.eta.co.at...

  • Page 39: Operating Modes

    Operation [Hot water tank] function block If an additional temperature sensor [Hot water Timer off tank bottom] is installed for the lower part of the There is demand by the tank, but the current time is hot water tank, charging ends as soon as this sensor outside the time slot configured in the timer.

  • Page 40: Operation

    7.1.5 "Setting a time window". Setting circulation times for the circulation pump With the [Circulation times] timer, you can set 3 different time windows for the circulation times of the circulation pump for each day of the week. www.eta.co.at...

  • Page 41: Text Menu

    Operation [Hot water tank] function block 7.4.4 Text menu 7.4.4.20 HW bottom off Explanation of [HW bottom off] Adjustable parameters Optional: Only with additional [Hot water tank bottom] In function block [HW], switch to the text menu with the temperature sensor button.
  • Page 42 The parameter can be found under: Circulation Circulation runtime Select the parameter and press the [Change] button. A settings window will open. Enter the value and press the [Accept] button to save. 7.4.4.24 Circulation pause Explanation of [Circulation pause] Optional: Only with circulation pump www.eta.co.at...
  • Page 43 Operation [Hot water tank] function block...

  • Page 44: Fresh Water Module] 2 Pumps Function Block

    Inside these time windows, the upper part of the buffer operate the circulation pump. These time windows are is maintained at no lower than the configured hot water displayed as a black bar in the timer. temperature. Outside the set time windows, the hot www.eta.co.at...

  • Page 45: Operating Modes

    Operation [Fresh water module] 2 pumps function block 7.5.2 Operating modes 7.5.3 Operation Ready Setting charging times and temperatures of the fresh water module No hot water is currently being taken. With the [Stand-by times] timer, you can set different time windows and hot water temperatures for the fresh Working water module for each day of the week.

  • Page 46: Text Menu

    Modifying parameters The parameter can be found under: Hot water Automatic venting Select the parameter and press the [Change] button. A settings window will open. Make your selection and press the [Accept] button to save. www.eta.co.at...
  • Page 47 Operation [Fresh water module] 2 pumps function block 7.5.4.26 Function Emergency operation only Make your selection and press the [Accept] button to with buffer pump save. 7.5.4.28 Circulation runtime Explanation of the [Emergency operation only with buffer pump] function Explanation of [Circulation runtime] Emergency operation of the fresh water module can be activated with this function if the admixing pump is Optional: Only with circulation pump...

  • Page 48: Heating Circuit] Function Block

    [Heat times] set in the [Heat times] timer are ignored. timer, you can set 3 different time slots for each day of the week (see page 53). These time slots are displayed as a black bar in the timer. www.eta.co.at...
  • Page 49 Operation [Heating circuit] function block [Night] continuous operation Pressing [home] outside a time slot immediately switches the heating circuit to [Day] mode. This button causes the heating circuit to run continuously in [Night] mode, and the time slots set in the [Heat times] timer are ignored. Current room temperature Optional: Only with [Analogue RmSensor] or [Digital room sensor].

  • Page 50: Operating Modes

    HW off on the basis of the [Night] heating curve is either below The heating circuit is switched off for hot water the room temperature measured by the room sensor, charging. or below the [Off if HeatCurve below] temperature. www.eta.co.at...

  • Page 51: The Heating Curve

    Operation [Heating circuit] function block 7.6.3 The heating curve RoomFreezeProt on The heating circuit is in operation because the current room temperature is below the [RoomFreezeProtLimit] Description of the heating curve temperature. The heating curve regulates the flow temperature for the heating circuit.
  • Page 52 4°C for radiators. You may need to adapt the heating curve again after a couple of days, but if Fig. 7-22: Adjusting the heating curve in the winter you do it in small increments, it is more precise and [Flow at -10°C] energy efficient. www.eta.co.at...

  • Page 53: Operation

    Operation [Heating circuit] function block 7.6.4 Operation You can change the parameters [Flow at -10°C] and [Flow at +10°C] in the text menu of the heating circuit in question, see page 54. Setting heating times and room temperatures If the heating circuit is always too hot or too cold With the [Heat times] timer, you can set 3 different time in [Night] mode, you only have to adjust the [Set- windows for the heating circuit for each day of the...

  • Page 54: Text Menu

    Enter the value and press the [Accept] button to save. 7.6.5.31 Set-back Explanation of [Set-back] This parameter is used to set the parallel shift of the [Day] heating curve, in order to determine the [Night] heating curve. www.eta.co.at...
  • Page 55 Operation [Heating circuit] function block This parameter is factory-set to 3°C for underfloor Enter the value and press the [Accept] button to save. heating and 15°C for radiators. Only make minor changes to this parameter, because 7.6.5.33 Solar heat diss. when walls cool down too much, dramatically higher air temperatures are required to heat the room.

  • Page 56: Solar] Function Block

    (factory setting 5 °C) than the tank, the collector pump is switched off. The maximum temperature is factory-set to 90 °C for the buffer [Buffer bottom max] and 60 °C for the hot water tank [Hot water tank max.]. www.eta.co.at...
  • Page 57 Operation [Solar] function block [Collector min] and is warmer by the difference [Switch-on diff.] (factory setting 7°C) than the Solar heating system with several tanks temperature of the tank with the highest priority. If the solar heating system is charging more than one The sequence for switching from one tank to tank - buffer and hot water tank, for example - these another is based on the configured priorities.
  • Page 58 • The boiler is not in operation • The outside temperature is above 10 °C (factory setting [Min. out. temp. Solar prio.], see page 33) • Temperature [Tank 1 top] is lower than [Buffer target solar] www.eta.co.at...
  • Page 59 Operation [Solar] function block Solar heating system with external heat exchanger Solar heating system with external heat exchanger and stratified charging valve The lines of the heat exchanger always lead to the section of the buffer that is currently being charged. The set priorities are displayed at the section which is currently charged.
  • Page 60 This way, solar charging only takes place in the top section once the collector is warmer by the difference [Switch-on diff.] (factory setting 7 °C) than [Buffer top min. solar]. Up until this time, the bottom section of the buffer is charged. www.eta.co.at...

  • Page 61: Operating Modes

    Operation [Solar] function block 7.7.2 Operating modes 7.7.3 Text menu 7.7.3.34 Collector min Solar panel temp. too low The solar heating system is switched off because the Explanation [Collector min] solar panel is colder than the temperature in the tank. With a buffer, the [Buffer bottom Solar] temperature is This parameter sets the minimum temperature for compared.
  • Page 62 Modifying parameters The parameter can be found under: State Collector pump Target collector diff. Select the parameter and press the [Change] button. A settings window will open. Enter the value and press the [Accept] button to save. www.eta.co.at...
  • Page 63 Operation [Solar] function block...

  • Page 64: Pellet Store] Function Block

    Operating modes Power supply error There is a fault in the power supply to the discharge screw. Self-check The conveyor drive is performing a self-check. Ready The conveyor is not in operation, and there is no demand for fuel. www.eta.co.at...

  • Page 65: Operation

    Operation [Pellet store] function block 7.8.3 Operation Entering the pellet stock control system calculates pellet consumption on the basis of the boiler stoker parameters, and deducts this from the entered stock value. Actual pellet consumption is not measured, therefore the displayed value may differ from the actual pellet stock by +/- 15%.

  • Page 66: Pellet Store With Switch Unit] Function Block

    7.9.2 Operating modes individual, enabled suction heads, to ensure that the pellet store is emptied uniformly. You can set the maximum number of fill-up operations by a suction head, see page 68. There is no demand from the boiler. www.eta.co.at...

  • Page 67: Operation

    Operation [Pellet store with switch unit] function block 7.9.3 Operation Ready The switch unit has reached the position for conveying mode. Entering the pellet stock control system calculates pellet Change position consumption on the basis of the boiler stoker parameters, and deducts this from the entered stock The switch unit is changing its position to another value.

  • Page 68: Text Menu

    Modifying parameters The parameter can be found under: Conveying system Switching at Select the parameter and press the [Change] button. A settings window will open. Enter the value and press the [Accept] button to save. www.eta.co.at...
  • Page 69 Operation [Pellet store with switch unit] function block...

  • Page 70: External Heat Source] Function Block

    Press the button and [ExtHeat] to open the external heat source overview screen. Both heat producers - the ETA boiler and the external heat source - are always displayed. With the configurable parameter [Enable diverter valve], you can set the minimum temperature for switchover between the ETA boiler and the external heat source, see page 72.

  • Page 71: Operating Modes

    Operation [External heat source] function block Both heat producers can supply heat to the Overtemperature consumers. The red line indicates the heat producer The temperature of the external heat source has with the higher temperature. exceeded the configured [Pump safety run] tempera- ture.

  • Page 72: Text Menu

    Text menu If the temperature of the external heat source is below this minimum temperature, the diverter valve switches to the ETA boiler, which then supplies the heat. If this Adjustable parameters temperature is exceeded, the valve switches to the In function block [ExtHeat], switch to the text menu external heat source, which supplies the heat.
  • Page 73 Operation [External heat source] function block Modifying parameters The parameter can be found under: Charging pump Thermostat diff. Select the parameter and press the [Change] button. A settings window will open. Enter the value and press the [Accept] button to save.

  • Page 74: Low-Emission Operation

    1) The installation and adjustment of the heating It was determined under laboratory conditions in system must be performed only by qualified and testing centres that the ETA boiler complies with the trained personnel. new limit values. To be fair, however, it should be noted...
  • Page 75 Order made and signed by the Secretary of State or Minister in the devolved adminis- trations. The ETA PU 7, 11 and 15 kW boiler has been recommended as suitable for use in smoke control areas when burning wood pellets according to...
  • Page 76 www.eta.co.at...

Table of Contents