Centrometal EKO-CKS Multi Plus 170 Technical Instructions
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Centrometal EKO-CKS Multi Plus 170 Technical Instructions

Centrometal EKO-CKS Multi Plus 170 Technical Instructions

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Centrometal d.o.o. - Glavna 12, 40306 Macinec, Croatia, tel: +385 40 372 600, fax: +385 40 372 611
ENG
TECHNICAL INSTRUCTIONS
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.
EKO-CKS Multi Plus 170-580
TU-CKSMP-10-2022-ENG
HEATING TECHNIQUE

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Summary of Contents for Centrometal EKO-CKS Multi Plus 170

  • Page 1 HEATING TECHNIQUE Centrometal d.o.o. - Glavna 12, 40306 Macinec, Croatia, tel: +385 40 372 600, fax: +385 40 372 611 TECHNICAL INSTRUCTIONS 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.
  • Page 2 Keep doors to the boiler room closed. Protect the boiler room and avoid rodents and birds from entering and blocking the air openings. When the above issues have not been resolved, the boiler can not be placed in operation. EKO-CKS Multi Plus 170-580...

  • Page 3: Technical Data

    Motor device of flue gas chamber cleaning conveyor Boiler ash box volume Cyclon ash box volume * Setting range for the temperature controller - depend about system configuration (see point „Boiler installation to central heating system”.) EKO-CKS Multi Plus 170-580...
  • Page 4 Connection for thermic valve sensors about boiler power) Ash box Flow line Boiler-cyclone connection Return line Ash cleaners motor with gearbox Safety line NOTE: Cyclone can be mounted on left or right side of the boiler EKO-CKS Multi Plus 170-580...

  • Page 5: Boiler Description

    Boiler description, components 1.0. BOILER DESCRIPTION Hot water boiler EKO-CKS Multi Plus 170 - 580 is automatically controlled system for producing heat by burning wood chips and wood pellets. The boiler body is made of welded steel sheet. EKO-CKS Multi...

  • Page 6: Delivery Status

    12. Flue gas cleaning system (if is ordered, additional equipment) 13. Junction box 14. Boiler control unit with touch screen 15. Thermal insulation and sheet metal cover for cyclone fan and flue element flanges (in cardboard box) EKO-CKS Multi Plus 170-580...

  • Page 7: Boiler Room

    The temperature in the boiler room must not fall below +10°C while the system is in operation. Always follow the most up-to-date local, municipal and building regulations and codes. Boiler must not operate in flammable and explosive environment. EKO-CKS Multi Plus 170-580...
  • Page 8 Minimum distance from the boiler room walls 2.2. MINIMUM DISTANCE FROM THE BOILER ROOM WALLS Minimum distances from the boiler room walls 1500 FLAMMABLE ITEMS MUST NOT BE PLACED ON THE BOILER AND WITHIN THE SAFETY DISTANCES. EKO-CKS Multi Plus 170-580...
  • Page 9 Keep doors to the boiler room closed and do not block lovers in boiler room door. Protect the boiler room and avoid rodents and birds from entering and blocking the air openings. When the above issues have not been resolved, the boiler can not be placed in operation. EKO-CKS Multi Plus 170-580...

  • Page 10: Connection To The Chimney

    If for any reason the boiler has to be connected to the chimney dimensioned for higher capacity boilers, the possibility of condensation inside the chimney shall be highly inreased. The boiler's function shall not be affected. EKO-CKS Multi Plus 170-580...
  • Page 11 All installation works must be made in accordance with valid national and European standards. Boiler EKO-CKS Multi Plus 170-580 can be connected to closed or open central heating systems. Boiler can be fired with wood chip and wood pellets. Installation should be made, in according to technical standards, by a professional who will be responsible for proper boiler operation.
  • Page 12 Boiler installation to closed heating system 3.1. BOILER INSTALLATION TO CLOSED HEATING SYSTEM Figure 2. General connection scheme of the EKO-CKS Multi Plus 170-580 to the closed heating system LEGEND: A - Boiler flow F - Thermal insulation of the safety boiler circuit...

  • Page 13: Thermal Protection

    At power supply failure situation exist possibilty of boiler overheating and then water pressure tank is unable to ensure sufficitent quantity of water. THERMAL SAFETY PROTECTION MUST BE CONNECTED TO CITY WATER SUPPLY, NOT TO WATER PRESSURE TANK. EKO-CKS Multi Plus 170-580...

  • Page 14: Thermal Fuse

    Connectors (D) is necessary to connect to sewerage. Thermic safety valve probe (2) must be connected to prepared connector (B). EKO-CKS Multi Plus 170-580...
  • Page 15 Open expansion vessel must be built enough highly above the highest heating body harness and water heating to allow normal operation of the system, but the water pressure in the boiler in any case shall not exceed the maximum allowed. EKO-CKS Multi Plus 170-580...
  • Page 16 Installation to open expansion vessel Figure 3. General connection scheme of the EKO-CKS Multi Plus 170-580 to the open expansion vessel To the boiler room LEGEND: D - Air vent A - Safety boiler flow E - Throttle valve B - Safety boiler return...
  • Page 17 Installation to open heating system 3.2.2. INSTALLATION TO OPEN HEATING SYSTEM Figure 4. General connection scheme of the EKO-CKS Multi Plus 170-580 to the open heating system LEGEND: F - Thermal insulation of the safety boiler output A - Boiler flow...
  • Page 18 - whenever ultrasound backfilling sensor detect fuel in fuel supply box - during power failure. - whenever conveyors (except conveyor 1) not have guarantee for work (operating setting 0%). - whenever controller report malfunction (displayed on the screen). Backfire lid motor device Backfilling sensor (ultrasound) EKO-CKS Multi Plus 170-580...

  • Page 19: Main Parts

    4. Wind up return flame protection motor device in a way that rotate motor device handle counterclockwise and make three rounds. Hold the handle and pull the switch in position „LOCKED”. Clamp Nuts Switch Handle A - unlocked B - locked EKO-CKS Multi Plus 170-580...
  • Page 20 6. When is nuts tighted, lid must stand alone (without holding) on the top of fuel supply box. 7. Pull switch on motor device in position „UNLOCKED”. Motor device will be additionaly press lid on top of the fuel supply box. EKO-CKS Multi Plus 170-580...
  • Page 21 6 - T - piece (EKO-CKS Multi Plus 340, 450, 580) 7 - Water tank, with volumes: - EKO-CKS Multi Plus 170: 1 × 25 liters - EKO-CKS Multi Plus 250: 1 × 25 liters - EKO-CKS Multi Plus 340: 2 × 25 liters - EKO-CKS Multi Plus 450: 2 ×...
  • Page 22 Conveyor for extraction of ash 4.4. CONVEYOR FOR EXTRACTION OF ASH - View for 250, 340, 450, 580 kW (170 kW there is only one conveyor) SECTION B-B DETAIL D DETAIL C EKO-CKS Multi Plus 170-580...

  • Page 23: Boiler Operating

    Startup, boiler operating 5.0. STARTUP Boiler commisioning must be performed by the manufacturer, the company Centrometal d.o.o. or authorized serviceman by company Centrometal d.o.o. 6.0. BOILER OPERATING Boiler must not operate in flammable and explosive environment. It must not be used by children or disabled persons (either physically...

  • Page 24: Boiler Start

    For boiler stop is neccesary to press ON / OFF button. After pressing ON / OFF button on display will be displayed window for boiler stop confirmation. Press „OK” to confirm boiler stop. Operation S TO P? Info EKO-CKS Multi Plus 170-580...
  • Page 25 If automatic pneumatic air cleaning of boiler flue system for automatic pneumatic air passages is installed (addition equipment) pay attention cleaning of flue passages (additional to connection tube for compressed air. If is needed, equipment). unplug connection tube. EKO-CKS Multi Plus 170-580...
  • Page 26 Lower boiler door can be opened on both sides (left or right; at changing door opening direction is necessary to move nuts (B) on opposite side). Here is given example for opening direction from left to right. Procedure for opening lower boiler door: - unscrew nuts with handles „B” - open door EKO-CKS Multi Plus 170-580...
  • Page 27 For adjustment is necessary to turn the nut (4) on upper and lower hinges (3) which carry boiler door. Turn nuts until boiler door is niveled in the way that boiler door can be easy open-close without stuck. EKO-CKS Multi Plus 170-580...

  • Page 28: Cleaning And Maintenance Schedule

    Cleaning and maintenance 7.0. CLEANING AND MAINTENANCE Spare parts must be purchased direct from manufacturer (Centrometal d.o.o.). Every milimeter of soot and dirt on the exchange surfaces of the boiler means approx. 5% higher fuel consumption. Save fuel - clean the boiler at the time.
  • Page 29 Elements for air cleaning of flue Before every heating pipes using compressed air season or every 1500 air safety valve, checking for condensation in the compressed air "Pneumat" working hours tank (s), compressing the compressor according to the compressor maintenance list. EKO-CKS Multi Plus 170-580...
  • Page 30 4. Put turbulators back. 3. Close upper boiler door. Figure 13. Flue gas passages cleaning 1 - spiral turbulators - placed in upper flue gas tubes 2 - strip spiral turbulators - placed in lower flue gas tubes EKO-CKS Multi Plus 170-580...
  • Page 31 (Figure 14, Detail A, 1). Pull up lever (Fugure 14, Detail A, 2) and detach ash box. Note: Ash remaining in ash box (3) should be disposed into metal containers with a cover. Figure 14. Ash box cleaning Protective gloves are obligatory. Ash should be disposed in metal container with a lid. EKO-CKS Multi Plus 170-580...
  • Page 32 Figure 15. Cyclone maintenance LEGEND: 1 - Cyclone 2 - Cyclone fan 3 - Cyclone ash box 4 - Holders with nuts Protective gloves are obligatory. Ash should be disposed in metal container with a lid. EKO-CKS Multi Plus 170-580...
  • Page 33 View A * - Number and layout of magnetic valves depend about boiler power: - EKO-CKS Multi Plus 170 - 3 pcs - EKO-CKS Multi Plus 250 - 4 pcs - EKO-CKS Multi Plus 340 - 4 pcs Lower vessel...
  • Page 34 (as shown on figure) or to compressed air installation if is exist. Air pressure from air compressor or compressed air installation must be adjusted to 5 bar. Air cleaning system work is managed by boiler control unit. Working parameters are adjusted with boiler first start-up. EKO-CKS Multi Plus 170-580...
  • Page 35 Pneumat installing EKO-CKS Multi Plus 170-580...

  • Page 36: Electrical Scheme

    Electrical scheme 7.4.2. ELECTRICAL SCHEME SOLENOID CLEANING VALVE MOUNTED ON BOILER DOOR EKO-CKS Multi Plus 170-580...

  • Page 37: Compressor Maintenance

    (see Figure 4.). For refilling is allowed to use only sintetic oil 5W50. Figure 3. Figure 4. 4. SERVICE INTERVAL PERIOD: Every six months It’s obligatory to make a compressor service every 6 months. EKO-CKS Multi Plus 170-580...
  • Page 38 Unscrew eight screws on connection box lid and remove lid. Clean ash from connection box with scraper. After cleaning put lid back and screw it with eight screws. Place casing cover lid back on connection box lid. EKO-CKS Multi Plus 170-580...
  • Page 39 Unscrew two screws on flue gas chamber lid and remove lid (showned on figure 2 and 3). Clean ash from flue gas chamber with scraper. After cleanign put lid back and screw it with two screws. Place casing cover lid back on flue gas chamber lid. EKO-CKS Multi Plus 170-580...
  • Page 40 3. Detail A - router position is crucial for correct work of ash extraction system. 4. Place conveyor with T-piece and motor device with gearbox through hole on lid. Place gasget between flanges and fix it with four M8 screws and nuts. EKO-CKS Multi Plus 170-580...
  • Page 41 9. System for automatic extraction of ash from the flue gas chamber can be installed in the same way symmetrically on the opposite side of the boiler depending on where it more closely corresponds with the the actual state of the boile room. EKO-CKS Multi Plus 170-580...
  • Page 42 (2) and take it out. Photocell protection glass will be stay in boiler door with gasket. Take it out and clean it. Place all back in original position. Important: Gaskets must be placed from both sides of photocell protectiong glass. Photocell Tube for photocell Gasket Protection glass EKO-CKS Multi Plus 170-580...
  • Page 43 Cleaning electrical igniter with a fan, clening the electrical igniter safety box 7.9. CLEANING ELECTRICAL IGNITER WITH A FAN 7.9.1. CLEANING THE ELECTRICAL IGNITER SAFETY BOX EKO-CKS Multi Plus 170-580...
  • Page 44 Cleaning the safety box and el. igniter with a fan 7.9.2. CLEANING THE SAFETY BOX AND EL. IGNITER WITH A FAN Screw M8x10 Screw M6x16 Screw M6x10 EKO-CKS Multi Plus 170-580...
  • Page 45 Cleaning the safety box and el. igniter with a fan Screw M6x10 EKO-CKS Multi Plus 170-580...
  • Page 46 E16 WRONG TIME AND DATE -new boiler - it is necessary to set the date and time -used boiler - it is necessary to replace the battery in the boiler control unit with a touch screen EKO-CKS Multi Plus 170-580...
  • Page 47 E122_5 – ERROR CURRENT TOO LOW MOD 1, Interruption of the el. connection to the conveyor 1 motor, the FEEDER SCREW 1 conveyor-1 contactor and/or fuses in el. cabinet aren't properly switch on (or there are switch off). EKO-CKS Multi Plus 170-580...
  • Page 48 Boiler status: boiler go to shut down phase and OFF. E125_4 – COMMUNICATION ERROR WITH EXT BOARD A15 Boiler status: boiler go to shut down phase and OFF. E125_5 – COMMUNICATION ERROR WITH EXT BOARD A14 EKO-CKS Multi Plus 170-580...
  • Page 49 Boiler status: boiler works normally,CM2K work on E132 – CORRECTOR CM2K 3.CIRCUIT intervention mode. Boiler status: boiler works normally,CM2K work on E133 – SENSOR CM2K 4.CIRCUIT intervention mode. Boiler status: boiler works normally,CM2K work on E134 – CORRECTOR CM2K 4.CIRCUIT intervention mode. EKO-CKS Multi Plus 170-580...
  • Page 50 E150_8 – THERMAL OVERLOAD, MOD 4, Boiler status: boiler works normally. ASH REMOVING It occurs after 24 working hours of active warning W26. Boiler status: boiler go to shut down phase E151 – ERROR ASH REMOVING SYSTEM and OFF. EKO-CKS Multi Plus 170-580...
  • Page 51 "E119 – FUEL TOO HIGH" and ejects the "DI" and "F2" automatic electrical fuses (see image c) in the boiler's electrical cabinet. Conveyors can only be operated if the flap stops pressing at least the micro-switch-2 and if the enabled automatic electrical fuses "DI" and "F2" in the el. boiler cabinet. EKO-CKS Multi Plus 170-580...
  • Page 52 Flap firebox microswitches, first microswitch pressed, second microswitch pressed - error E119 Bunch with a blue angular arrow Bunch with a red angular arrow c) Fuses in the boiler electrical cabinet EKO-CKS Multi Plus 170-580...
  • Page 53 - display appearance in the manual test when the grate microswitch is pressed (fig. B) - display appearance in the manual test when the grate microswitch is not pressed (fig. C) Microswitch is pressed (no green dot) Microswitch not pressed (green dot) Microswitch Lever EKO-CKS Multi Plus 170-580...

  • Page 54: Warnings List

    SCREW 3 W21_2 - THERMAL OVERLOAD FEEDER SCREW 3 Boiler status: boiler works normally MOTOR Boiler status: boiler normally runs for 60 seconds after W22 - TIME TO EXTINGUISHING PHASE which E15 occurs UNDERPRESSURE IN FIREBOX dP=0Pa EKO-CKS Multi Plus 170-580...
  • Page 55 I1_3 – CURRENT TOO HIGH MOD 1, FEEDER SCREW 1 I1_4 – ASYMMETRY MOD 1, FEEDER SCREW 1 I1_5 – CURRENT TOO LOW, MOD 1, FEEDER SCREW 1 I1_6 – UNWANTED CURRENT MOD 1, FEEDER SCREW 1 EKO-CKS Multi Plus 170-580...
  • Page 56 I10_2 - CURRENT RISE MOD 4, ASH REMOVING I10_3 - CURRENT TOO HIGH MOD 4, ASH REMOVING I10_4 - ASYMMETRY MOD 4, ASH REMOVING I10_5 - CURRENT TOO LOW MOD 4, ASH REMOVING I10_6 - UNWANTED CURRENT MOD 4, ASH REMOVING EKO-CKS Multi Plus 170-580...

  • Page 57: Boiler Sensors

    8 - boiler return temperature sensor, type: NTC 5k25°C 9 - buffer sensor (up), type: NTC 5k 10 - buffer sensor (lower), type: NTC 5k 11 - fuel level sensor (luminous sensor - between conveyor 2 and conveyor 3) EKO-CKS Multi Plus 170-580...
  • Page 58 Boiler sensors BUFFER TANK (CAS) Buffer tank (CAS) 9 - Buffer sensor (up) 10 - Buffer sensor (lower), type: NTC 5k EKO-CKS Multi Plus 170-580...
  • Page 59 Ultrasound backfilling sensor 9.1. ULTRASOUND BACKFILLING SENSOR Ultrasound backfilling sensor - between conveyor 1 and conveyor 2 BACKFILLING SENSOR Conveyor 1 Conveyor 2 Detail A Ultrasound backfilling sensor EKO-CKS Multi Plus 170-580...
  • Page 60 (light will be lights five minutes - in that time sensor must be adjusted - otherwise turn off electrical supply on junction box, wait at least one minute and turn on electrical supply on junction box; ultrasound sensor will be again ready for adjustment). EKO-CKS Multi Plus 170-580...
  • Page 61 (blue light) and remove it immediately. The lights will briefly stop and will continue to blink. The sensor programmed the nearest measurement point. barrier (paper, metal plate, ect.) METER EKO-CKS Multi Plus 170-580...
  • Page 62 9.2. FUEL LEVEL SENSOR (LUMINOUS) Backfilling sensor (luminous) - between conveyor 2 and conveyor 3 Conveyor 3 Conveyor 2 Conveyor 1 Fuel level sensor (transmitter + reciever (on the opposite side)) EKO-CKS Multi Plus 170-580...
  • Page 63 150,5 1.385 2.367 1.404 2.386 1.424 2.405 1.443 2.425 1.462 2.444 1.481 2.463 1.501 2.482 1.520 2.502 1.539 2.521 1.558 2.540 1.578 1.597 1.616 1.635 1.655 1.674 1.693 1.712 1.732 1.751 1.770 1.789 1.809 1.828 1.847 EKO-CKS Multi Plus 170-580...

  • Page 64: Electrical Components

    A device for switching of all power supply poles must be installed in electrical installation in accordance with the national regulations on electrical installations. * - installed on both sides of the boiler (on picture is displayed only one side) EKO-CKS Multi Plus 170-580...
  • Page 65 230 V 230 V 230 V 230 V 230 V 1×0,005 [kW], 1×0,005 [kW], 1×0,005 [kW], 1×0,005 [kW], 1×0,005 [kW], Motor device of 3-way mixing valve 230 V 230 V 230 V 230 V 230 V EKO-CKS Multi Plus 170-580...
  • Page 66 - Revision opening of conveyor 2 - Revision opening of conveyor 3 - Revision opening of conveyor 1 - Revision opening of conveyor 1 (both sided) Maximal nominal el. current of conveyor motor: 5,5 A per phase. EKO-CKS Multi Plus 170-580...

  • Page 67: Safety Elements

    Safety thermostat STB, via boiler control unit, switch off power supply when boiler temperature exceed 110°C (+0°C / -6°C). When the boiler cools down is necessary to press button on safety thermostat to make boiler ready for work. EKO-CKS Multi Plus 170-580...

  • Page 68: Fuel Characteristics

    Fuel 11.0. FUEL Hot water boiler EKO-CKS Multi Plus 170-580 can be fired with wood chips (B1 by EN 303-5:2012) and wood pellets (C1 by EN 303-5:2012; A1 by ISO 17225-2). FUEL CHARACTERISTICS C1, Wood pellets: - heating value: >= 5 kWh/kg (18 MJ/kg) - diameter: <= 6 mm...
  • Page 69 Notes EKO-CKS Multi Plus 170-580...
  • Page 70 Notes EKO-CKS Multi Plus 170-580...
  • Page 71 Notes EKO-CKS Multi Plus 170-580...
  • Page 72 Centrometal d.o.o. 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.

This manual is also suitable for:

Eko-cks multi plus 250Eko-cks multi plus 340Eko-cks multi plus 450Eko-cks multi plus 580

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