Centrometal PelTec II Lambda 12-48 Technical Instructions
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Centrometal PelTec II Lambda 12-48 Technical Instructions

Centrometal PelTec II Lambda 12-48 Technical Instructions

Hot water boiler
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Centrometal d.o.o. - Glavna 12, 40306 Macinec, Croatia, tel: +385 40 372 600, fax: +385 40 372 611
ENG
for installation, use and maintenance
of hot water boiler and installation of
additional equipment
THE FIRST START-UP MUST BE DONE BY AUTHORIZED
PERSON, OTHERWISE PRODUCT WARRANTY IS NOT
VALID.
TU-PLTII-12-48-7-2024-ENG
H E A T I N G T E C H N I Q U E
H E A T I N G T E C H N I Q U E
TECHNICAL INSTRUCTIONS
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PelTec II Lambda 12-48
BOOK 1/2

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Summary of Contents for Centrometal PelTec II Lambda 12-48

  • Page 1 H E A T I N G T E C H N I Q U E H E A T I N G T E C H N I Q U E Centrometal d.o.o. - Glavna 12, 40306 Macinec, Croatia, tel: +385 40 372 600, fax: +385 40 372 611 TECHNICAL INSTRUCTIONS...

  • Page 2: Table Of Contents

    6.3.1. BOILER USE .................................70 7.0. CLEANING AND MAINTENANCE ..........................72 7.1. EXTRACTION OF TURBULATORS - PelTec II Lambda 12-48 .................76 7.2. REPLACEMENT OF THE ELECTRIC HEATER WITH NEW ELECTRIC HEATER ...........77 7.3. CLEANING OF PELLET TANK AND SCREW FEEDER (TRANSPORTER) .............79 8.0.

  • Page 3: Technical Information

    ** possible way of installing the fan (output is directed sideways) *** dT=20°C **** PM = particulate matter, OGC = organic gaseous compounds, CO = carbon monoxide, NOx = nitrogen oxides Contact details: Centrometal d.o.o. - Glavna 12, 40306 Macinec, Croatia Technical instructions PelTec II Lambda...
  • Page 4 Technical data Dimensions of the boiler to enter the room 12 kW 18 kW 24 kW 36 kW 48 kW Width (G) Depth (H) Height (I) 1560 1290 1270 1270 1420 Min. room height for turbulators removing (J) 1900 1700 1700 1700 2000...
  • Page 5 Technical data Back view - PelTec II Lambda 12-48 SG ¹ SG ¹ PelTec II PelTec II Lambda Lambda SG ¹ SG ¹ PelTec II PelTec II Lambda Lambda 24-36 FC PE * possible way of installing the fan (output is directed up) ¹...

  • Page 6: Additional Equipment

    Basic parts and sensors, additional equipment 1 - Boiler sensor (NTC 5k) 8 - PVC tube bimetal sensor 2 - Heating circuit K1/K2 temperature sensor / 9 - Pellet level in the tank accumulation (buffer) tank temperature sensor / 10 - Heating circuit K1/K2 temperature sensor / Hydraulic crossover temperature sensor (NTC 5k) accumulation (buffer) tank temperature sensor / 3 - Pressure switch...

  • Page 7: Introduction

    Introduction, boiler description, safety precautions, important informations 1.0. INTRODUCTION The PelTec II Lambda has a modern construction and design and is made out of the controlled materials of high quality, welded with most modern technology and is approved and tested under EN 303-5 norm and fulfil all special request for the connection on the installation of a central heating system.

  • Page 8: Status Of Delivery

    Status of delivery 1.4. STATUS OF DELIVERY Equipment is delivered seperately: 1. Boiler with cover and thermal insulation. With inbuilt and pre-wired: - color touch screen display (7") of boiler control unit (only pre-wired except for PelTec II Lambda 12 which is factory installed).
  • Page 9 Positions of mounted components Pump group - mount pump group with 4-way mixing valve to the boiler so that the T-piece is in the upper side. On the upper connector of the T-piece incorporate safety ventilation group. On the back of boiler were prepared two holenders for mounting connection tubes (connection tubes with 4-way mixing valve).
  • Page 10 Positions of mounted components Pellet tank - mount pellet tank according installation manual for mounting pellet tank. Set up feeder screw (pellet transporter) in the pellet tank. Place the pellet tank to the boiler and set PVC tube to feeder screw (pellet transporter) and tube supply on the boiler.

  • Page 11: Mounting Parts

    Mounting parts 1.5. MOUNTING PARTS For ease of handling, transport and import of boiler, PelTec II Lambda is delivered in parts that need be mounted on the boiler when the boiler is in the boiler room. These parts need to be installed on the boiler: - mount on the back of boiler, is obligatory to use the flange gaskets fan, fastened using bolts and nuts.

  • Page 12: Mounting Mechanism For Grate Cleaning

    Grate cleaning 1.5.1. MOUNTING MECHANISM FOR GRATE CLEANING 1. Remove the three screws (A), from cover (B) of the grate cleaning mechanism and remove cover carefully. 2. Remove the two screws (C) and just slightly loosen screws (D) as shown in picture below. Carefully attach grate cleaning mechanism to loose screws (D), then fasten with screws (C) and tighten the screws (D).
  • Page 13 Grate cleaning 3. Set the screw (E) into the jagged track (F), set the nut on the screw and tighten. Free space (G) is required for the proper functioning of the mechanism. 4. Connect the connectors (H and I with J and K) so they have a good contact. Detail H Detail I (3P - female)

  • Page 14: Setting Photocell To The Work Position

    Setting photocell on the work position 1.5.2. SETTING PHOTOCELL TO THE WORK POSITION Before first startup, be sure to set the photocell to the position as on the figures below, otherwise the boiler will not work properly! The photocell should not be set too deep or too shallow in the box. Because of this, there is an limiter by which correct photocell dept is set.

  • Page 15: Safety Elements

    Safety elements, fuel 1.6. SAFETY ELEMENTS Boiler have a few safety elements: - Bimetal thermostat - built on the burner pellet feeding tube. If the bimetal set temperature (80°C) is exceeded, pellet feeding is stopped, the boiler stops working and the E8, E8-1 or E8-2 and "Pellet supply tube temperature too high"...

  • Page 16: Boiler Positioning And Assembly

    Flammable items must not be placed on the boiler and within the minimum distances shown in Figure 2a and 2b. 2.1. MINIMUM DISTANCE FROM THE ROOM WALLS Figure 2a. Minimum distance from the room walls for PelTec II Lambda PelTec II Lambda 12-48 min. 300 mm max. 1500 mm min.

  • Page 17: Opening For Fresh Air (Fresh Air Supply)

    Minimum distance, opening for fresh air Provide minimum distance from the boiler room ceiling and walls for undisturbed cleaning. Figure 2b Minimum distance from the boiler room ceiling. min. 440 mm min. 340 mm min. 340 mm min. 340 mm 12 kW 18 kW 24-36 kW...

  • Page 18: Connection To A Chimney

    Connection flue gas tube between fan and chimney must be insulated with 30-50 mm mineral wool. The chimney must be resistant against flue condensate! Diagram. Dimensioning of the chimney for PelTec II Lambda 12-48 kW Chimney dimensioning examples: PelTec II Lambda 24...

  • Page 19: Installation Of The Connection Flue Gas Tube - Thermal Insulation

    Installation of the connection flue gas tube (between fan and chimney) thermal insulation 3.1. INSTALLATION OF THE CONNECTION FLUE GAS TUBE (BETWEEN FAN AND CHIMNEY) THERMAL INSULATION a) A </= 1200 b) A > 1200 EXAMPLE 1 1200 mm 1200 mm A-1200 max.

  • Page 20: Installation

    Installation 4.0. INSTALLATION All local regulations, including those referring to national and European standards need to be complied with when installing the appliance. 4.1. CONNECTION TO CENTRAL HEATING SYSTEM All installation work must be made in accordance with valid national and European standards. Boiler PelTec II Lambda can be built in closed and open central heating systems.

  • Page 21: Configuration - Description

    Configuration 4.2. CONFIGURATION - DESCRIPTION Temperatures choice depends on the configuration of heating. Below are shown all types of installation and configuration. Pump group Pump group Pump groups (direct heating (heating system pump (direct heating system pump / DHW system pump / with 3-way valve DHW) with actuator)

  • Page 22: Example Of Sensors And Pumps Connections

    Configuration 4.2.1. EXAMPLE OF SENSORS AND PUMPS CONNECTIONS (CONFIGURATION 1) P(PWM) to connectors MIX VALVE to connector Return MIX VALVE CL1 OP1 PUMPS Circuit 1 CSK1 1.P 2.G 3.T CSK-Touch CSKT 1 - Boiler PelTec II Lambda 7 - MIXING VALVE 1 (3-way mixing valve with actuator - Outdoor 2 - P(PWM) - (Boiler circuit) heating circuit 1 (K1))

  • Page 23: Configuration / Scheme

    Configuration 4.2.2. CONFIGURATION / SCHEME CONFIGURATION 1 P(PWM) to connectors MIX VALVE to connector Return MIX VALVE CL1 OP1 PUMPS Circuit 1 CSK1 1.P 2.G 3.T CSK-Touch CSKT 1 - Boiler PelTec II Lambda 7 - MIXING VALVE 1 (3-way mixing valve with actuator - Outdoor 2 - P(PWM) - (Boiler circuit) heating circuit 1 (K1))
  • Page 24 Configuration CONFIGURATION 2 P(PWM) to connectors MIX VALVE to connector Return MIX VALVE CL1 OP1 PUMPS Circuit 1 PUMPS Circuit 2 1 - Boiler PelTec II Lambda 9 - Temperature sensor ((K1) Heating circuit 1 - main flow) PUMPS 2 - P(PWM) - (Boiler circuit) 10 - P2 - DHW (Heating circuit 2 (K2)) 3 - MIXING VALVE (4-way mixing valve 11 - (K2) Heating circuit 2 (DHW)
  • Page 25 Configuration CONFIGURATION 4 P(PWM) to connectors MIX VALVE to connector Return Circuit 1 PUMPS CSK1 1.P 2.G 3.T CSK-Touch CSKT Outdoor CMSR +5V IN2 1 - Boiler PelTec II Lambda 6 - P1 - (Heating circuit 1 (K1)) 2 - P(PWM) - (Boiler circuit) 7 - (K1) Heating circuit 1 - (direct circuit) 3 - MIXING VALVE (4-way mixing valve 8 - Room corrector CSK 1 ((K1) heating circuit 1) /...
  • Page 26 Configuration CONFIGURATION 6 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Circuit 2 PUMPS CSK1 1.P 2.G 3.T CSK-Touch CSKT 1 - Boiler PelTec II Lambda 8 - P2 - DHW (Heating circuit 2 (K2)) 2 - P(PWM) - (Boiler circuit) 9 - (K2) Heating circuit 2 (DHW) 3 - MIXING VALVE (4-way mixing valve 10 - Temperature sensor DHW ((K2) Heating circuit 2)
  • Page 27 Configuration CONFIGURATION 8 P(PWM) to connectors MIX VALVE to connector Return Circuit 1 PUMPS Outdoor CMSR +5V IN2 1 - Boiler PelTec II Lambda 5 - (K1) Heating circuit 1 (DHW) 2 - P(PWM) - (Boiler circuit) 6 - Temperature sensor DHW ((K1) Heating circuit 1) 3 - MIXING VALVE (4-way mixing valve 7 - P1 - Recirculation DHW (Heating circuit 1 (K1)) with actuator - boiler circuit)
  • Page 28 Configuration CONFIGURATION 10 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Circuit 1 PUMPS Circuit 2 PUMPS 1 - Boiler PelTec II Lambda 8 - P2 - DHW (Heating circuit 2 (K2)) 2 - P(PWM) - (Boiler circuit) 9 - (K1) Heating circuit 1 (DHW) 3 - MIXING VALVE (4-way mixing valve 10 - Temperature sensor DHW ((K1) Heating circuit 1)
  • Page 29 Configuration CONFIGURATION 12 P(PWM) to connectors MIX VALVE to connector Return Buffer up Buffer down PUMPS Outdoor CMSR +5V IN2 CSK-Touch CSKT 1 - Boiler PelTec II Lambda 5 - "CAS-B" accumulation (buffer) tank 2 - P(PWM) - (Boiler circuit) 6 - Temperature sensor (UP) - accumulation (buffer) tank 3 - MIXING VALVE (4-way mixing valve 7 - Temperature sensor (DOWN) - accumulation (buffer) tank...
  • Page 30 Configuration CONFIGURATION 14 P(PWM) to connectors MIX VALVE to connector Return PUMPS Circuit 2 Buffer up Buffer down MIX VALVE CL1 OP1 PUMPS Circuit 1 1 - Boiler PelTec II Lambda 10 - Temperature sensor (DOWN) - accumulation (buffer) tank 2 - P(PWM) - (Boiler circuit) 11 - MIXING VALVE 1 (3-way mixing valve with actuator - PUMPS...
  • Page 31 Configuration CONFIGURATION 16 P(PWM) to connectors MIX VALVE to connector Return PUMPS Circuit 1 Buffer up Buffer down PUMPS PUMPS 1 - Boiler PelTec II Lambda 9 - Temperature sensor (UP) - accumulation (buffer) tank 2 - P(PWM) - (Boiler circuit) 10 - Temperature sensor (DOWN) - accumulation (buffer) tank Circuit 2 3 - MIXING VALVE (4-way mixing valve...
  • Page 32 Configuration CONFIGURATION 18 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Circuit 2 Buffer up Buffer down 1 - Boiler PelTec II Lambda 12 - Temperature sensor (UP) - accumulation (buffer) tank MIX VALVE 2 - P(PWM) - (Boiler circuit) 13 - Temperature sensor (DOWN) - accumulation (buffer) tank CL1 OP1 3 - MIXING VALVE (4-way mixing valve...
  • Page 33 Configuration CONFIGURATION 19 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Circuit 2 Buffer up Buffer down 1 - Boiler PelTec II Lambda 10 - Temperature sensor DHW ((K2) Heating circuit 2) PUMPS 2 - P(PWM) - (Boiler circuit) 11 - "CAS"...
  • Page 34 Configuration CONFIGURATION 20 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Circuit 1 Buffer up Buffer down 1 - Boiler PelTec II Lambda 10 - Temperature sensor DHW ((K1) Heating circuit 1) 2 - P(PWM) - (Boiler circuit) 11 - "CAS"...
  • Page 35 Configuration CONFIGURATION 22 P(PWM) to connectors MIX VALVE to connector Return MIX VALVE CL1 OP1 PUMPS Circuit 1 PUMPS Buffer up Buffer down 1 - Boiler PelTec II Lambda 9 - Temperature sensor ((K1) Heating circuit 1 - main flow) 2 - P(PWM) - (Boiler circuit) 10 - P2 - BUF (accumulation (buffer) tank) PUMPS...
  • Page 36 Configuration CONFIGURATION 23 P(PWM) to connectors MIX VALVE to connector Return MIX VALVE CL1 OP1 PUMPS Circuit 1 PUMPS Buffer up Buffer down 1 - Boiler PelTec II Lambda 11 - "CAS" accumulation (buffer) tank 2 - P(PWM) - (Boiler circuit) 12 - Temperature sensor (UP) - accumulation (buffer) tank PUMPS 3 - MIXING VALVE (4-way mixing valve...
  • Page 37 Configuration CONFIGURATION 24 P(PWM) to connectors MIX VALVE to connector Return MIX VALVE CL1 OP1 PUMPS Circuit 1 PUMPS Buffer up Buffer down 1 - Boiler PelTec II Lambda 11 - "CAS-B" accumulation (buffer) tank 2 - P(PWM) - (Boiler circuit) 12 - Temperature sensor (UP) - accumulation (buffer) tank PUMPS 3 - MIXING VALVE (4-way mixing valve...
  • Page 38 Configuration CONFIGURATION 25 P(PWM) to connectors MIX VALVE to connector Return MIX VALVE CL1 OP1 PUMPS Circuit 1 PUMPS Buffer up 1 - Boiler PelTec II Lambda 10 - P2 - BUF (accumulation (buffer) tank) Buffer down 2 - P(PWM) - (Boiler circuit) 11 - "CAS"...
  • Page 39 Configuration CONFIGURATION 26 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Buffer up Buffer down CSK1 1.P 2.G 3.T CSK-Touch CSKT 1 - Boiler PelTec II Lambda 8 - P2 - BUF (accumulation (buffer) tank) 2 - P(PWM) - (Boiler circuit) 9 - "CAS"...
  • Page 40 Configuration CONFIGURATION 28 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Buffer up Buffer down MIX VALVE CL1 OP1 PUMPS 1 - Boiler PelTec II Lambda 12 - MIXING VALVE 1 (3-way mixing valve with actuator - 2 - P(PWM) - (Boiler circuit) heating circuit 1 (K1)) 3 - MIXING VALVE (4-way mixing valve 13 - P3 - (Heating circuit 1 (K1))
  • Page 41 Configuration CONFIGURATION 29 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Buffer up Buffer down MIX VALVE CL1 OP1 PUMPS 1 - Boiler PelTec II Lambda 12 - MIXING VALVE 1 (3-way mixing valve with actuator - 2 - P(PWM) - (Boiler circuit) heating circuit 1 (K1)) 3 - MIXING VALVE (4-way mixing valve 13 - P3 - (Heating circuit 1 (K1))
  • Page 42 Configuration CONFIGURATION 30 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Buffer up Buffer down PUMPS CSK 1 1 - Boiler PelTec II Lambda 10 - Temperature sensor (UP) - accumulation (buffer) tank CSK1 2 - P(PWM) - (Boiler circuit) 11 - Temperature sensor (DOWN) - accumulation (buffer) tank 1.P 2.G 3.T 3 - MIXING VALVE (4-way mixing valve...
  • Page 43 Configuration CONFIGURATION 31 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Buffer up Buffer down PUMPS PUMPS 1 - Boiler PelTec II Lambda 10 - Temperature sensor (UP) - accumulation (buffer) tank 2 - P(PWM) - (Boiler circuit) 11 - Temperature sensor (DOWN) - accumulation (buffer) tank 3 - MIXING VALVE (4-way mixing valve 12 - P3 - (Heating circuit 2 (K2))
  • Page 44 Configuration CONFIGURATION 32 P(PWM) to connectors MIX VALVE to connector Return PUMPS PUMPS Buffer up Buffer down PUMPS 1 - Boiler PelTec II Lambda 10 - Temperature sensor (UP) - accumulation (buffer) tank Circuit 2 2 - P(PWM) - (Boiler circuit) 11 - Temperature sensor (DOWN) - accumulation (buffer) tank 3 - MIXING VALVE (4-way mixing valve 12 - P3 - DHW (Heating circuit 2 (K2))
  • Page 45 Configuration CONFIGURATION 34 P(PWM) to connectors MIX VALVE to connector Return Buffer up Buffer down MIX VALVE CL1 OP1 PUMPS Circuit 1 PUMPS 1 - Boiler PelTec II Lambda 8 - MIXING VALVE 1 (3-way mixing valve with actuator - 2 - P(PWM) - (Boiler circuit) heating circuit 1 (K1)) CSK1...
  • Page 46 Configuration CONFIGURATION 36 P(PWM) to connectors MIX VALVE to connector Return Buffer up Buffer down MIX VALVE CL1 OP1 PUMPS Circuit 1 PUMPS 1 - Boiler PelTec II Lambda 9 - P1 - (Heating circuit 1 (K1)) CSK 1 CSK1 2 - P(PWM) - (Boiler circuit) 10 - Temperature sensor ((K1) Heating circuit 1 - main flow) 1.P 2.G 3.T...
  • Page 47 Configuration CONFIGURATION 37 P(PWM) to connectors MIX VALVE to connector Return Buffer up Buffer down MIX VALVE CL1 OP1 PUMPS Circuit 1 PUMPS 1 - Boiler PelTec II Lambda 10 - Temperature sensor ((K1) Heating circuit 1 - main flow) PUMPS 2 - P(PWM) - (Boiler circuit) 11 - P2 - (Heating circuit 2 (K2))
  • Page 48 Configuration CONFIGURATION 38 P(PWM) to connectors MIX VALVE to connector Return Buffer up Buffer down PUMPS CSK1 1.P 2.G 3.T CSK-Touch CSKT Outdoor 1 - Boiler PelTec II Lambda 6 - Temperature sensor (UP) - accumulation (buffer) tank CMSR 2 - P(PWM) - (Boiler circuit) 7 - Temperature sensor (DOWN) - accumulation (buffer) tank +5V IN2 3 - MIXING VALVE (4-way mixing valve...
  • Page 49 Configuration CONFIGURATION 40 P(PWM) to connectors MIX VALVE to connector Return Buffer up Buffer down PUMPS PUMPS Circuit 2 PUMPS CSK1 1 - Boiler PelTec II Lambda 8 - P1 - (Heating circuit 1 (K1)) 1.P 2.G 3.T 2 - P(PWM) - (Boiler circuit) 9 - P2 - DHW (Heating circuit 2 (K2)) CSK-Touch 3 - MIXING VALVE (4-way mixing valve...
  • Page 50 Configuration CONFIGURATION 42 P(PWM) to connectors MIX VALVE to connector Return Buffer up Buffer down PUMPS PUMPS PUMPS CSK 1 CSK1 1.P 2.G 3.T CSK-Touch 1 CSKT 1 - Boiler PelTec II Lambda 9 - P2 - (Heating circuit 2 (K2)) 2 - P(PWM) - (Boiler circuit) 10 - P3 - Recirculation DHW CSK 2...
  • Page 51 Configuration CONFIGURATION 44 P(PWM) to connectors MIX VALVE to connector Return Buffer up Buffer down PUMPS PUMPS Circuit 1 PUMPS Circuit 2 1 - Boiler PelTec II Lambda 9 - P2 - DHW (Heating circuit 2 (K2)) 2 - P(PWM) - (Boiler circuit) 10 - (K1) Heating circuit 1 (DHW) PUMPS 3 - MIXING VALVE (4-way mixing valve...

  • Page 52: Electrical Connections

    Electrical connections 5.0. ELECTRICAL CONNECTIONS All electrical works must be performed by a certified professional in accordance with valid national and European standards. If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard. A device for switching of all power supply poles must be installed in electrical installation in accordance with the national regulations on electrical installations.
  • Page 53 Electrical connections Figure 5. Connectors / cables with connectors that must be connected when installing the boiler. PWM (cable + connector) for connecting a PWM pump (cable + connector) 230 V for connection to the PWM pump (cable + connector) for connection to the motor actuator of the 4-way mixing valve (cable + connector) for connection to the fan...
  • Page 54 Electrical connections Figure 6. Wiring on the rear side of the boiler 12 kW Detail A cable Cable tie (zip tie) Cable tie (zip tie) holder CABLES OF: 1a - PWM pump - 230 V cable ║ 1b - Actuator motor of the 4-way mixing valve ║ Fan ║...
  • Page 55 Electrical connections 18 kW Detail A cable Cable tie (zip tie) Cable tie (zip tie) holder CABLES OF: 1a - PWM pump - 230 V cable ║ 1b - Actuator motor of the 4-way mixing valve ║ Fan ║ Screw feeder (transporter) ║ Pellet level sensor (installed by authorized technician only) ║...
  • Page 56 Electrical connections 24/36/48 kW Detail A cable Cable tie (zip tie) Cable tie (zip tie) holder CABLES OF: 1a - PWM pump - 230 V cable ║ 1b - Actuator motor of the 4-way mixing valve ║ Fan ║ Screw feeder (transporter) ║ Pellet level sensor (installed by authorized technician only) ║...
  • Page 57 Electrical connections Figure 7. Fixing the cables in the controller box All input/output cables (230 V and low voltage) must be fastened in the "Place for fixing of input/output cables". Detail A: cable Example of fixing input/output cables Cable tie (zip tie) Place for fixing of input/output cables Place for fixing of...
  • Page 58 Electrical connections Figure 8. Holder and boiler control unit screen installation (7") (18-48kW) screen holder Rubber grommet 1. The place where the holder with the screen should be mounted. 2. It is necessary to unscrew the two screws (2a) which hold the metal plate and the UTP cable (2b). 3.

  • Page 59: Fuses

    Fuses 5.1. FUSES Main PCB: UniDrive Mark: F1 3,15 A, F Mark: F2 5,0 A, F Lambda probe PCB: LC-21-GS V1 (22995XXXXXXX "G") Mark: F1 3,15 A, F label: LC-21-GS V1 (22995XXXXXXX "G") Control unit box: main fuse Mark: F1 6,3 A, M Technical instructions PelTec II Lambda...
  • Page 60 Fuses Main PCB: UniDrive MARK FUSE DEVICES - Pumps P1, P2, P3, P4 (total max = 3 A) 3,15 A, F - UniDrive PCB power supply - Turbulators motor - Electric heater - Flue gas fan (with RPM sensor) - Mixing valve (boiler circuit) 5,0 A, F - Grate cleaning mechanism motor - P(PWM) - (Boiler circuit)

  • Page 61: Electrical Scheme

    Electrical scheme (PelTec II Lambda 12-48) 5.2. ELECTRICAL SCHEME All electrical connections must be made according to this electrical scheme. Technical instructions PelTec II Lambda...
  • Page 62 Electrical scheme (PelTec II Lambda 12-48) Technical instructions PelTec II Lambda...
  • Page 63 Electrical scheme (PelTec II Lambda 12-48) Technical instructions PelTec II Lambda...
  • Page 64 Electrical scheme (PelTec II Lambda 12-48) Technical instructions PelTec II Lambda...
  • Page 65 Electrical scheme (PelTec II Lambda 12-48) Technical instructions PelTec II Lambda...
  • Page 66 Electrical scheme (PelTec II Lambda 12-48) Technical instructions PelTec II Lambda...
  • Page 67 Electrical scheme (PelTec II Lambda 12-48) Technical instructions PelTec II Lambda...
  • Page 68 Electrical scheme (PelTec II Lambda 12-48) Technical instructions PelTec II Lambda...
  • Page 69 Electrical scheme (PelTec II Lambda 12-48) Technical instructions PelTec II Lambda...

  • Page 70: Operating The System

    Operating the system, safety, startup, filling/refilling, boiler use 6.0. OPERATING THE SYSTEM Boiler must not be used in flammable and explosive environment. It must not be used by children or disabled persons (either physically or mentally), as well as by person without knowledge or experience, unless they are under control or trained by s person responsible for their safety.
  • Page 71 Boiler use If you smell flue gas: - Shut down the heating system - Ventilate the boiler room - Close all doors leading to the living space Flue gas can lead to life-threatening poisoning! Figure 9. PelTec II Lambda boiler doors Upper boiler door Turbulators of flue gas tubes...

  • Page 72: Cleaning And Maintenance

    Cleaning and maintenance 7.0. CLEANING AND MAINTENANCE Every millimeter of soot on the exchange surfaces and in the flues means about 5 % more fuel consumption. A clean boiler saves fuel and protects the environment. Save fuel – always clean the boiler in good time! PROTECTIVE GLOVES ARE OBLIGATORY! Boiler type Description...
  • Page 73 Cleaning intervals Cleaning interval Boiler type Description At least once per year Cleaning of exchanging surfaces (This procedure is very simple and is 12-48 kW (above the burner) recommends even more often) Claning of exchanging surfaces (above the burner) 1 - Press the ''Maintenance'' on the regulation and then ''Manual Boiler Cleaning''. 2 - Press the "ON"...
  • Page 74 Cleaning intervals Cleaning interval Boiler type Description Cleaning of exchanging surfaces At least once per year 12 kW (around the entire boiler) 1. Press the ''Maintenance'' on the regulation and then Metal ''Manual Boiler Cleaning''. tube 2. Press the "ON" button with the desired fan speed (it will start the fan and it will open a grate.) 3.
  • Page 75 Cleaning and maintenance Photocell cleaning interval Description Boiler type At least once a year (or if you have problems 12-48 kW Photocell cleaning with the ignition) Dirty photocell which can result Valid photocell error in ignition or flame dissapear error Carefully remove the photocell from the box and then gently with a cotton swab clean the body and lens of photocell.

  • Page 76: Extraction Of Turbulators - Peltec Ii Lambda 12-48

    Extraction of turbulators 7.1. EXTRACTION OF TURBULATORS - PelTec II Lambda 12-48 6.a i 6.b Only in case all turbulators can’t be removed together (step 6) Switch the boiler off and disconnect it from electric power. 1 - Remove the casing cover.

  • Page 77: Replacement Of The Electric Heater With New Electric Heater

    Replacement of the electric heater 7.2. REPLACEMENT OF THE EL. HEATER WITH NEW EL. HEATER DIAMETER Ø20 mm The upper part of the heater clamp diameter Ø20mm The lower part of the heater clamp diameter Ø20mm The heater holder Electric heater with a diameter of Ø 20 mm The heater holder with clamp for electric heater with a diameter of Ø...
  • Page 78 Replacement of the electric heater 3. Unscrew the two screws and remove the heater clamp. Insert the new el. heater, turn it so that the shafts at the front part of the el heater are turned vertically (see detail C) and gently attach it to the heater holder (Still not fully tightened).

  • Page 79: Cleaning Of Pellet Tank And Screw Feeder (Transporter)

    Cleaning of pellet tank and screw feeder (transporter) 7.3. CLEANING OF PELLET TANK AND SCREW FEEDER (TRANSPORTER) Cleaning the pellet tank from dust is must be done as needed or at least once a year. Protective gloves are obligatory! The procedure for cleaning the tank and screw feeder for PelTec II Lambda 24-48 (for PelTec II Lambda 12-18 the same cleaning principle is used, only the controller box is in a different place): - Switch off...
  • Page 80 Cleaning of pellet tank and screw feeder (transporter) Screw (7c) 4,2x13 mm Technical instructions PelTec II Lambda...
  • Page 81 Cleaning of pellet tank and screw feeder (transporter) Technical instructions PelTec II Lambda...

  • Page 82: Circulator Pump Installation

    Pump settings 8.0. CIRCULATOR PUMP INSTALLATION 8.1. GRUNDFOS UPM3 HYBRID (25-70) (can be installed to PelTec II Lambda) 8.1.1. USER INTERFACE connection of signals electrical connection The user interface is designed with a single push button, one red/green LED, one green and three yellow LEDs.

  • Page 83: Possibility Of Adjusting The Pump

    Pump settings 8.1.2. POSSIBILITY OF ADJUSTING THE PUMP (it is recommended that the pump be operated at factory settings) Controlling the user interface (setting the pump) is possible by pressing a button and following the display on the LED interface. The user interface displays the schedule by turning on/blinking/turning off each LED as shown in the tables below.

  • Page 84: Alarm Status/Errors

    Pump settings 8.1.3. ALARM STATUS/ERRORS If the pump detects one of the alarms, the 2-color LED 1 changes color from green to red. When is it alarm active, LEDs show the type of alarm according to the table below. If several alarms are active at the same time, the LEDs show only the highest priority alarm.
  • Page 85 Pump settings Pump is blocked If the pump or system is filled with water for the first time and the pump is stopped for alonger period (several weeks or months), it might happen that the pump is not able to start. The pump tries to start with a cycle every 1.33 seconds and the display shows LED 1 = red and LED 5 = yellow.

  • Page 86: Changing The Boiler Control Unit Screen Battery (Cr 1632)

    Changing the boiler control unit screen battery (CR 1632) 9.0. CHANGING THE BOILER CONTROL UNIT SCREEN BATTERY (CR 1632) If there is a significant clock delay or the clock settings are automatically set to 00:00 and the date to 1.1.2020. (after turning OFF/ON the main switch of the boiler or after a power failure) it is necessary to replace the battery located on the bottom side of the screen (battery type CR 1632).

  • Page 87: Correct Disposal Of This Product

    Correct disposal of this product CORRECT DISPOSAL OF THIS PRODUCT Your boiler is marked in accordance with Directives: 2006/42/EC, 2014/30/EU, 2014/35/EU and contains electrical components. According to EU Regulation 2015/1189 implementing Directive 2009/125/EC with regard to Eco- Design requirements for solid fuel boilers, we draw your attention to the following: MARK FOR MARKING SEPARATE EE WASTE COLLECTION This marking on the product indicates that the product contains electrical and electronic parts and must be disposed of separately, it must not be mixed with other waste.
  • Page 88 Product fiche Technical instructions PelTec II Lambda...
  • Page 89 Notes Technical instructions PelTec II Lambda...
  • Page 90 Company assumes no responsibility for possible inaccuracies in this book originated typographical errors or rewriting, all the pictures and diagrams are principal and it is necessary to adjust each actual situation on the field, in any case the company reserves the right to enter their own products such modifications as considered necessary. Centrometal d.o.o. Glavna 12, 40306 Macinec, Croatia www.centrometal.hr central tel: +385 40 372 600, fax: +385 40 372 611 e-mail: servis@centrometal.hr...

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