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Installation instructions
Pellet boiler PECO
Translation of original German version of installation instructions for technicians.
Read and follow all instructions and safety instructions.
All errors and omissions excepted.
M2320121_en | Edition 12/07/2021

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Summary of Contents for Fröling PECO

  • Page 1 Installation instructions Pellet boiler PECO Translation of original German version of installation instructions for technicians. Read and follow all instructions and safety instructions. All errors and omissions excepted. M2320121_en | Edition 12/07/2021...
  • Page 2: Table Of Contents

    5.4 Positioning ............................28 5.5 Temporary storage ..........................29 5.6 Setting up in the boiler room......................... 30 5.6.1 Moving the boiler in the boiler room................... 30 5.6.2 Operating and maintenance areas of the equipment..............30 M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 3 6.2 Initial startup ............................47 6.2.1 Permitted fuels ........................... 47 6.2.2 Non-permitted fuels........................47 6.2.3 Heating up for the first time......................47 7 Decommissioning............................48 7.1 Mothballing ............................48 7.2 Disassembly ............................48 7.3 Disposal ..............................48 M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 4: General

    1.1 About this manual These installation instructions contain information for the following sizes of PECO boilers: PECO 15, PECO 20, PECO 25, PECO 30, PECO 32, PECO 35...
  • Page 5: Safety

    The dangerous situation may occur and if measures are not observed it will lead to minor injuries. NOTICE The dangerous situation may occur and if measures are not observed it will lead to damage to property or pollution. M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 6: Qualification Of Assembly Staff

    You must ensure that staff have the protective equipment specified by accident prevention regulations! ▪ During transport, erection and installation: - wear suitable work wear - wear protective gloves - wear safety shoes (min. protection class S1P) M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 7: Design Information

    Water quality for heating, steam, cooling and air conditioning systems (Switzerland) UNI 8065 Technical standard regulating hot water preparation. DM 26.06.2015 (Ministerial Decree specifying the minimum requirements) Follow the instructions of this standard and any related updates. (Italy) M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 8: Regulations And Standards For Permitted Fuels

    ▪ Installation at altitude higher than 2000 metres above sea level only after consultation with the manufacturer ▪ The system must be protected against gnawing and nesting by animals (such as rodents) ▪ No flammable materials in proximity to the system M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 9: Chimney Connection/Chimney System

    Distance from flammable components: ▪ 100 mm if at least 20 mm thermal insulation is installed ▪ 375 mm if no thermal insulation is present Recommendation: three times the diameter of the connection line M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 10: Measuring Port

    It should be situated in such a way that is poses no risk to persons! 3.4.5 Electrostatic particle separator For reduction in the emissions an electrostatic particle separator may optionally be installed in the flue gas line. M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 11 Ü "Measuring port" [} 10] ▪ Locate the electrostatic particle separator in accordance with the planning for the flue gas system ▪ Install the electrostatic particle separator in accordance with the manufacturer's instructions supplied M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 12: Combustion Air For Room Air-Dependent Operation

    ▪ Flue gas thermostat ▪ Window-tilting drive system, window-tilting switch NOTICE! Clarify the safety devices with appropriate flue sweep / chimney sweep Recommendation for room ventilation: Use “intrinsically-safe” room ventilation systems with F classification M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 13 Alternating operation An approved safety system (such as a flue gas thermostat) ensures (e.g. by switching off the power supply) that the boiler cannot be operated simultaneously with the air-drawing appliance. M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 14: Combustion Air For Room Air-Independent Operation

    Type FC One appliance with flue gas fan for connection to a chimney. The combustion air line from the air shaft and the connecting piece to the chimney are part of the appliance. M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 15: Supply Air Line

    To avoid condensation: r Jacket the entire supply air line with suitable thermal insulation M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 16: Domestic Hot Water

    1. From specific system volume (litres nominal capacity/heat output; for multi-boiler systems use the smallest individual heat output) 2. In the case of systems with central heating boilers and for systems with electric heating elements M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 17: Pressure Maintenance Systems

    These systems offer no oxygen removal for the purposes of corrosion control as required by VDI 2035 and in the interests of corrosion protection should not be used. M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 18: Storage Tank

    Recommendation: r Fit a microbubble separator in the pipes to the boiler Ä Follow the manufacturer's instructions! M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 19: Technology

    Height, flow connection 1160 Height, return connection Height of drainage connection Height of supply air connection (for room air-independent operation) Height of suction system connection 1110 1380 Height of boiler with WOS lever 1335 1600 M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 20: Connections

    1” IT Drainage connection 1/2“ IT Supply air connection (external diameter) 80 mm 100 mm Flue pipe connection 129 mm 149 mm Pellet suction line connection 50 mm Return-air line connection 50 mm M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 21: Technical Specifications

    Solid fuel boiler for combined heat and power Combined heating system Ü "Storage tank" [} 18] Storage tank volume Characteristics when operated exclusively with the preferred fuel Useful heat delivered at rated heat output (P M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 22: Peco 25-30

    Boiler class as per EN 303-5:2012 Permitted fuel Fuel as per EN ISO 17225 – Part 2: wood pellets Class A1 / D06 Regulation (EU) 2015/1187 Energy efficiency class of boiler Energy efficiency index (EEI) of boiler M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 23: Peco 32-35

    230V / 50Hz / fused C16A Power consumption Boiler weight approx. 380 approx. 380 Total boiler capacity (water) approx. 60 approx. 60 Pellet container capacity Ash box capacity Water pressure drop (ΔT = 20K) mbar 12.0 14.0 M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 24 1. The emissions of dust, gaseous organic compounds, carbon monoxide and nitrogen oxides are stated in a standardised form based on dry flue gas with a oxygen content of 10 % and under standard conditions at 0°C and 1013 millibar M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 25: Boiler Data For Planning The Flue Gas System

    Required feed pressure at nominal load mbar 0.05 Required feed pressure at partial load mbar 0.02 Maximum permissible feed pressure mbar Flue pipe diameter Supply air connection for room air-independent operation Combustion air volume at nominal load m³/h M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 26: External Suction Module

    Size 1 Size 2 Length of suction module Width of suction module Height of suction module Total height incl. hose connection Return-air line connection (line to suction point) Return-air line connection (line to boiler) M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 27: Assembly

    25-35), controller accessories included in ash container (sensor, immersion sleeve etc.)) Protective plate for flue pipe Ü "Install the protective plate for the flue pipe" [} 35] Not pictured: installation and operating instructions, guarantee certificate, identification plate M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 28: Tools Required

    Pay attention to the pallet's centre of gravity when lifting 5.4 Positioning Transport with fork-lift or similar lifting device r Position a fork-lift or similar lifting device at the pallet and bring in the components M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 29: Temporary Storage

    If the system is to be assembled at a later stage: r Store components at a protected location, which is dry and free from dust Ä Damp conditions and frost can damage components, particularly electric ones! M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 30: Setting Up In The Boiler Room

    (ÖNORM H 5190 - Noise protection measures) Operating and maintenance areas 15-20 25-35 600 mm 300 mm 300 mm 250 mm 750 mm 790 mm 100 mm 500 mm 1. Maintenance area to expand the WOS springs upwards M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 31: Installing The Boiler

    Loosen the transport lock on the back of the boiler r Lift the boiler and pull the pallet forward TIP: We recommend using Froling’s KHV 1400 boiler lifting system to make pallet removal easier M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 32: Preparing The Boiler For Transport And Setup (Boiler Type 25-35)

    Lift the cover on the front edge slightly and remove it towards the front r Undo the screws on the front cover plate r Unlock cover plate to the right and lift off to the front M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 33: Aligning The Boiler On The Floor

    Lift the boiler up off the floor and use the adjustable feet to level it Ä To avoid structure-borned sound transmission, the bottom of the boiler may not rest on the floor M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 34: Prepare For Room Air-Independent Operation

    Pull back the bracket for the supply air connection until approx. 30 mm of pipe is protruding r Secure both screws r Remove the grill from the cover plate r Remove the burrs with a half-round file r Fit the cover plate to the supply air connection M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 35: Install The Protective Plate For The Flue Pipe

    Falls Temperatur nicht absinkt, Installateur oder Fröling-Werkskundendienst verständigen! r Open the insulated door r Remove the maintenance sticker from the backing film and attach it legibly to the inside of the insulated door M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 36: Installing The Discharge System

    Ä If the suction module is positioned at a maximum distance of 2 m to the boiler, the power supply line can be plugged in as is. When distances are greater the power supply line must be lengthened accordingly on-site M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 37 NOTICE! When connecting the lines, pay attention to equipotential bonding, Ü "Assembly information for hose lines" [} 39] r Secure the cover hood with the previously removed screws M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 38: Connect The Suction Hoses To The Boiler

    Ä Left-hand connection: Return-air line Ä Right-hand connection: Suction hose (sticker PELLETS) Ü NOTICE! When connecting the lines, pay attention to equipotential bonding, "Assembly information for hose lines" [} 39] r Install the cover plate under the suction hoses M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 39: Assembly Information For Hose Lines

    ▪ The return-air line can be made up of several sections, but consistent potential equalisation must be established throughout the line. ▪ For systems starting at 48 kW, only suction hoses with PU inlets are recommended due to the increased load. M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 40 Ä TIP: If stiffness occurs when trying to attach the hoses to the connectors, pour a few drops of water onto the pipe (do not use grease). r Secure the hose line with a hose clamp M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 41: Electrical Connection

    Undo the screws on the top and remove the side panel r Run the cables of all components through cut-out (A) in the back panel to the controller and plug in to the following boards M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 42: Board Overview

    Bind the individual cores together with cable ties (A) 5.9.1 Board overview Item Description Item Description Main switch Pellet module expansion (optional) High-limit thermostat STL Pellet module Service interface Mains connection plug Core module Device connection terminal Hydraulic module (optional) M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 43: Connecting Components

    NOTICE! Compliance with additional information in the relevant boiler controller documentation is mandatory! 5.9.3 Potential equalisation Boiler type 15-20 Boiler type 25-35 r The potential equalisation on the boiler base must comply with current directives, regulations and standards. M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 44: Final Installation Steps

    Cut the half shells of thermal insulation to length and lay them on the connection line r Create an opening for access to the measuring port r Apply protective foil at the projecting lugs r Glue the half shells to each other M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 45: Install The Brackets For Accessories

    Assembly | 5 5.10.2 Install the brackets for accessories r Using appropriate fasteners, attach the brackets to the wall on the boiler r Attach the accessories to the brackets M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 46: Start-Up

    Check that the drives and servo motors are working and turning in the right direction NOTICE! Check the digital and analogue inputs and outputs - See the instruction manual for the boiler controller. M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 47: Initial Startup

    If condensation escapes during the initial heat-up phase, this does not indicate a fault. r Tip: If this occurs, clean up using a cleaning rag. NOTICE! See boiler controller instruction manual for all the steps necessary to start up for the first time. M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 48: Decommissioning

    Ensure that they are disposed of in an environmentally friendly way in accordance with waste management regulations in the country (e.g. AWG in Austria) r You can separate and clean recyclable materials and send them to a recycling centre. M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 49 Notes M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 50 M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 51 M2320121_en | Installation instructions Pellet boiler PECO...
  • Page 52 Manufacturer’s address Froling srl Froling SARL Fröling Heizkessel- und Zweigniederlassung Behälterbau GesmbH Aschheim Industriestraße 12 Max-Planck-Straße 6 Via J. Ressel 2H 1, rue Kellermann A-4710 Grieskirchen 85609 Aschheim I-39100 Bolzano (BZ) F-67450 Mundolsheim +43 (0) 7248 606 0 +49 (0) 89 927 926 0 +39 (0) 471 060460 +33 (0) 388 193 269 info@froeling.com...

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