elco Combi 24 Operating Manual
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elco Combi 24 Operating Manual

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Operating Manual
for authorized technicians only
THISION S PLUS / Combi
www.elco.net
9B.51.01.01 / 07.16
1

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Summary of Contents for elco Combi 24

  • Page 1 Operating Manual for authorized technicians only THISION S PLUS / Combi www.elco.net 9B.51.01.01 / 07.16...

  • Page 2: Table Of Contents

    Table of contents Table of contents ..............Safety regulations General regulations ........Intended use ..........Standards and regulations ......Construction Product description / Functional description - THISION S PLUS ....Product description / Functional description - THISION S PLUS Combi ..Technical data Technical data ..........

  • Page 3: Safety Regulations General Regulations

    Safety regulations General regulations Intended use Standards and regulations General regulations The THISION S PLUS boiler is fuel-fired equipment with electrical CE-certified and conforms to the This document contains important connections following European directives and information with regard to safety and standards: In addition to this, the following reliability of the installation, its com- missioning and the operation of the - 92 / 42 / EEC (Efficiency of hot...

  • Page 4: Construction Product Description / Functional Description - Thision S Plus

    Product description THISION S PLUS Legend: 1 Gas connection 2 Gas armature 3 Gas burner 4 Flue gas connection 5 Boiler flow connection 6 Boiler return connection 7 3-way valve* 8 Fan 230 V 9 Heat exchanger 10 Control panel with heating manager 11 Boiler pump 12 Expansion vessel connection 13 Analog manometer (not visible...

  • Page 5: Description - Thision S Plus

    Product description THISION S PLUS hydraulic circuit diagram Legend: g Gas connection 1 Flue gas non-return valve v Boiler flow connection 2 Modulating Fan Boiler return connection 3 Gas valve Condensate drain 4 Ionization and ignition electrode a Expansion vessel connection (only 5 Primary heat exchanger types 13, 19 and 24.

  • Page 6: Description - Thision S Plus Combi

    14 DHW tank 15 Cold water connection 16 Warm water connection 17 Analog manometer (not visible here) 18 Flue gas non-return valve Illustration: THISION S PLUS Combi 24 Product description Functional description Delivery scope The THISION S PLUS Combi is a The control unit modifies the heating...

  • Page 7: Description - Thision S Plus Combi

    Product description THISION S PLUS Combi hydraulic circuit diagram Legend: Illustration: THISION S PLUS Combi 34 g Gas connection 1 Flue gas non-return valve v Boiler flow connection 2 Modulating Fan Boiler return connection 3 Gas valve Condensate drain 4 Ionization and ignition electrode a Expansion vessel connection (C 34) 5 Primary heat exchanger Cold water connection...

  • Page 8: Technical Data Technical Data

    Product description Technical data for THISION S PLUS Type THISION S PLUS Permit CE0063BQ3021 Category BE-I2E(S), I3P SVGW number Heat exchanger type OSS1 OSS1 OSS1 OSS2 OSS4 OSS4 OSS4 Output Full load 80/60°C 13,9 18,2 22,1 33,6 34,2 44,9 52,9 40/30°C 14,4 19,7...
  • Page 9 Product description Technical data for THISION S PLUS Type THISION S PLUS Combi 24 Combi 34 Permit CE0063BQ3021 Category BE-I2E(S), I3P SVGW number Heat exchanger type OSS2 OSS2 Output Full load 80/60°C 22,1 33,6 40/30°C 24,7 37,3 Low load 80/60°C 40/30°C...

  • Page 10: Erp Data

    Contribution of the temperature regulation Package Boiler with Temperature regulator QAA 55 + AQC 34 Seasonal energy efficiency of package for room heating % Seasonal energy efficiency class of package for room heating ErP data for THISION S PLUS Combi Type THISION S PLUS Combi 24 Combi 34 ErP data according to 2010/30/EU Indicated load profile Seasonal room-heating energy efficiency class Energy efficiency class of warm water provision Nominal heat output...

  • Page 11: Dimensions

    Product description Dimensions of THISION S PLUS Ceiling S PLUS S PLUS Combi Type THISION S PLUS Combi 24 Combi 34 Boiler height Boiler width Boiler depth Flue gas nozzle Air intake Flue gas nozzle Gas connection Boiler flow connection Boiler return connection...

  • Page 12: Delivery Scope Standard Version

    THISION S PLUS boiler, which means they are very easy to install (plug and play). You can compose your own system solution, by selecting the accessory combination that fits your needs. For details and prices, please take a contact with the Elco Sales Department.

  • Page 13: Installation Boiler Transport

    750 x 990 x 470 mm (WxHxD) assembly and until the boiler is taken Combi 24 and 34: into operation, so as to avoid damage. 930 x 990 x 470 mm (WxHxD) This makes it possible to transport all...

  • Page 14: Installation

    Maintenance works become more difficult, in case of smaller intervals. Connections the boiler. The Combi 24 model has an The following chapter describes how installed expansion vessel of 12 litres. the various connection must be made on the boiler:...

  • Page 15: Hydraulic Circulation Pumps

    Installation Hydraulics Circulation pumps The GRUNDFOS UPM3 25-75 ciculation pump, which is installed at the factory for the boiler, operates continuously and adapts its pump speed to heat requirements (ΔT). A low pump setting is only permitted, when a hydraulic switch or system separation has been installed. Notes on flow noises see next page.

  • Page 16: Hydraulic Circulation Pumps

    Pump speed min 2323 Pump speed max THI S PLUS 13: THI S PLUS 19: THI S PLUS 24 / Combi 24: THI S PLUS 34 / Combi 34: THI S PLUS 35L: THI S PLUS 46: THI S PLUS 54:...
  • Page 17 Installation Differential pressure overflow valve - accessory for THISION S PLUS 13, 19, 24, 34, Combi 24, 34 Heating variant THISION S PLUS 13 THISION S PLUS 19 THISION S PLUS 24 THISION S PLUS 34 Plug Plug DHW variant...

  • Page 18: Hydraulic System Separation

    Installation Low loss header - accessories OPTIONAL OPTIONAL R3/4" R3/4" R1" R1" R3/4" R3/4" G1" G1" G1 1/4" G1 1/4" 368.5 528.5 427.5 587.5 474.6 634.6...
  • Page 19 Installation Plate heat exchanger - accessories Pressure loss in plate heat exchanger THISION S PLUS...

  • Page 20: Heating Water Quality

    If the regulations with regard to quality does not conform to the ELCO The central heating installation must plastic piping are not observed, then requirements (see Table 1). be de-aerated properly, before it is warranty claims become null and taken into operation.
  • Page 21 Installation Water and hydraulic system DHW quality Water quality for DHW facilities Definition of water types When the amount of chloride is Drinking water above the required specifications Tap water, in conformity with the mentioned above in table 2, in case European of the use of a combi boiler will void Drinking Water Directive: 98/83/EC, the warranty for DHW parts of the dated 3 November 1998.

  • Page 22: Condensate Connection

    Installation Condensate connection HAZARD: For condensate drainage, only Danger of death due to corrosion-resistant and certified poisoning! If the siphon is not materials may be used. The drainage filled with water, or if any connections must be carried out in a frost-free are open, then escaping waste gas can space.

  • Page 23: Air- / Flue Gas Ducts

    In all cases, the concentric flue/air Flue gas connection national regulations. connection on the top of the boiler We recommend the use of ELCO’s - The length of the flue gas system case is 80/125. When using 110/150 comprehensive range of flue gas must be kept as short as possible flue components, an allowance for components.
  • Page 24 Installation Connections Air- / flue gas ducts - installation variants Ambient combustion air, ø80 PP Flue gas duct into the chimney, aspiration of air from the surroundings. End section of the waste gas duct above the roof. Flue gas duct into the chimney, aspiration of air from the surroundings. End section of the waste gas duct above the roof.

  • Page 25: Electrical Connection

    Installation Electrical connection Electrical connection Electrical connections must be carried out by an authorized electrical technician, and in conformity with valid national and local standards and regulations. An insulated mains switch must be used for the power supply, with at least 3 mm contact openings.

  • Page 26: Electrical Diagram - Boiler

    Installation Electrical connection Electrical diagram - boiler +THISION S PLUS (Option) max. 5A N HZ BW N QX23 N QX22 N QX21 N QX23 N QX22 N QX21 N QX23 N QX22 N QX21 Three way valve AGU2.550 AGU2.550 AGU2.550 (onlyTHISION S PLUS 13, 19 and 24) For THISION S PLUS 34, 35L, 46 and 54 only available as an accessory...

  • Page 27: Electrical Diagram - Accessories

    Installation Electrical connection Electrical diagram - accessories Remove bridge when connecting an appliance 2 PE -RG1 -RG2 QAA55 QAA75 QAC34 QAZ36 Room module 1 Room module 2 Gas pressure Outdoor sensor DHW sensor (accessory) switch (Thision S Plus 34-54 accessory) (accessory) Power supply Fuse10A...

  • Page 28: Operation Operating Elements

    Operation Description of display Programming DHW mode selection Heating operation mode selection (Controller Stopp mode when pressing > 3 sec.) Display Info button Confirm Quit menu Manual mode (Deaeration mode when pressing Reset > 3 sec.) Chimney sweeper mode Select (turn left/right) Heating to comfort setpoint Info level activated Heating to reduced setpoint Programming...

  • Page 29: Main Functions Of Control Panel

    Operation Main functions of the control panel Button Action Procedure Display / Function comfort target value with blinking temperature display HC2 jointly with HC1 blinking temperature display in steps of 0.5° centigrade, from 10.0 to 30°C Turn the rotating button left or right Setting up the required Turn the rotating button again for Comfort value active...

  • Page 30: Parameters End User / Technician

    Parameters end users Basic display “Boiler temperature” Push OK button once Use +- rotating button for selecting for instance “Drinking water menu” Push OK button once Use +- rotating button, for instance in the drinking water menu, for selecting “Parameter no. 1612 - Reduced target value” Push OK button once Use +- rotating button to change the currently set value Push OK button once ->...
  • Page 31 Parameters end users Menu Line no. Selection possibilities Unit Min. Factory setting Time program 5 Preselection Mo-Su, Mo-Fr, Sa-Su Mo-Su, Mo-Fr, Sa-Su Mo-Su Mo-Su: 1. Phase On uu:mm 00:00 24:00 06:00 Mo-Su: 1. Phase Off uu:mm 00:00 24:00 22:00 Mo-Su: 2. Phase On uu:mm 00:00 24:00...
  • Page 32 Parameters technician Basic display “Boiler temperature” Overview of commissioning Push OK button once parameters Push Info button for 4 sec. The parameter lines with a grey Use the +- rotating button for selecting commissioning or technician level background only become visible at the Push OK button once commissioning level.
  • Page 33 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Time program 5 Preselection Mo-Su, Mo-Fr, Sa-Su Mo-Su Mo-Su: 1. Phase On hh:mm 00:00 00:00 06:00 Mo-Su: 1. Phase Off hh:mm 00:00 00:00 22:00 Mo-Su: 2. Phase On hh:mm 00:00 00:00 --.-- Mo-Su: 2. Phase Off hh:mm 00:00...
  • Page 34 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting HC 2 1000 Operating mode HC2 Protection, Automatic mode, Reduced Protection 1010 Comfort setpoint °C Value from Line no. 1012 20.0 (when activated) 1012 Reduced setpoint °C Value from Line no. 1014 Value from Line no.
  • Page 35 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Domestic hot water 1600 Operating mode Off, On, Eco 1610 Nominal setpoint °C 1612 Reduced setpoint °C 1614 Nominal setpoint max °C 1620 Release 24h/Day, Time programs HCs, Time programs HCs Time program 4/DHW 1630 Charging priority...
  • Page 36 Pump speed min 2323 Pump speed max THI S PLUS 13: THI S PLUS 19: THI S PLUS 24 / Combi 24: THI S PLUS 34 / Combi 34: THI S PLUS 35L: THI S PLUS 46: THI S PLUS 54:...
  • Page 37 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Boiler 2445 Fan shutdown heating mode Uit, Aan 2446 Fan shutdown delay 2450 Controller delay Off, Heating mode only, DHW mode only, Heating Heating mode only and DHW mode 2452 Controller delay speed 10000 1500 2453 Controller delay duration 2470 Delay heat req special op...
  • Page 38 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Solid fuel boiler 4102 Lock other heat sources Uit, Aan 4110 Setpoint min °C 4130 Temp diff on °C 4131 Temp diff off °C 4133 Comparative temp DHW sensor B3, DHW sensor B31, Buffer sensor B41 Buffer sensor B4, Buffer sensor B41, Flow temp setpoint, Setpoint min...
  • Page 39 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Configuration 5700 Presetting 5710 Heating circuit 1 Off, On 5715 Heating circuit 2 Off, On 5721 Heating circuit 3 Off, On 5730 DHW sensor DHW sensor B3, Thermostat, DHW sensor B3 DHW outlet sensor B38 5731 DHW controlling element No charging request, Charging pump,...
  • Page 40 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Configuration 5950 Function input H1 0: None None 1:Optg mode change HCs+DHW 2:Optg mode changeover DHW 3:Optg mode changeover HCs 4:Optg mode changeover HC1 5:Optg mode changeover HC2 6:Optg mode changeover HC3 7:Heat generation lock 8:Error/alarm message 9:Consumer request VK1...
  • Page 41 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Configuration 5977 Function input H5 0: None None 1:Optg mode change HCs+DHW 2:Optg mode changeover DHW 3:Optg mode changeover HCs 4:Optg mode changeover HC1 5:Optg mode changeover HC2 6:Optg mode changeover HC3 7:Heat generation lock 8:Error/alarm message 9:Consumer request VK1...
  • Page 42 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Configuration 6040 Sensor input BX21 module 1 0: None None 1: DHW sensor B31 6041 Sensor input BX22 module 1 None 2: Collector sensor B6 4: DHW circulation sensor B39 6042 Sensor input BX21 module 2 None...
  • Page 43 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Configuration 6051 Voltage value 2 H2 module 1 6059 Voltage value 2 H2 module 2 6067 Voltage value 2 H2 module 3 6052 Function value 2 H2 module 1 -1000 5000 6060...
  • Page 44 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Errors 6700 Message 65535 6705 SW diagnostic code 65535 6706 Burn ctrl phase lockout pos 6710 Reset alarm relay 6740 Flow temp 1 alarm 6741 Flow temp 2 alarm 6742 Flow temp 3 alarm 6743...
  • Page 45 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting I/O-Test 7700 Relay test 0: No test No test 1: Everything off 2: Relay output QX1 3: Relay output QX2 4: Relay output QX3 5: Relay output QX4 6: Relay output QX21 module 1 7: Relay output QX22 module 1 8: Relay output QX23 module 1 9: Relay output QX21 module 2...
  • Page 46 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Diagnostics cascade 8100 Priority source 1 (when activated) 8101 State source 1 0: Missing 1: Faulty 2: Manual control active 3: Heat generation lock active 4: Chimney sweep funct active 5: Temporarily unavailable 6: Outside temp limit active 7: Not released...
  • Page 47 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Diagnostics heat 8304 Boiler pump Q1 Off, On generation 8308 Boiler pump speed 8310 Boiler temp °C 8311 Boiler setpoint °C 8312 Boiler switching point °C 8313 Inst heater switching point °C 8314 Boiler return temp...
  • Page 48 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Diagnose User 8700 Outside temp °C 8701 Outside temp min °C 8702 Outside temp max °C 8703 Outside temp attenuated °C 8704 Outside temp composite °C 8730 Heating circuit pump 1 Uit, Aan 8731 Heat circ mix valve 1 open...
  • Page 49 Parameters technician Menu Line no. Selection possibilities Unit Min. Factory setting Diagnose User 8962 Common output setpoint 8980 Buffer temp 1 °C 8981 Buffer setpoint °C 8982 Buffer temp 2 °C 8983 Buffer temp 3 °C 9005 Water pressure H1 9006 Water pressure H2 9009 Water pressure H3 9031 Relay output QX1 Off, On...
  • Page 50 THI S PLUS 34: 2800 THI S PLUS 35L: 3400 THI S PLUS 46: 3400 THI S PLUS 54: 3400 THI S PLUS Combi 24: 3500 THI S PLUS Combi 34: 2800 9524 Required speed LF 10000 THI S PLUS 13:...

  • Page 51: Commissioning Gas Supply

    Commissioning Gas supply Condensate connection Connectors for flue gas, air supply and water pressure Gas supply Water pressure Check the connection for the gas Open the valves to the system. Check supply to the boiler for a leakproofness. the water pressure in the system. If the Possible leaks of must be sealed water pressure is too low (minimum before the boiler is started.

  • Page 52: Preparations For 1St Use

    Commissioning Preparations for 1st use Legend: A On/Off switch B Back button (ESC) C Room temperature control button D Confirmation button (OK) E Function button for manual operation F Chimney sweep function button G Info button H Reset button Operation mode button for heating circuit(s) L Display M Operating mode button for DHW...

  • Page 53: Waste Gas Volume And Regulation

    Commissioning Combustion analysis Full load (Step 1/3) Legend: A On/Off switch B Back button (ESC) C Room temperature control button D Confirmation button (OK) E Function button for manual operation F Chimney sweep function button G Info button H Reset button Operation mode button for heating circuit(s) L Display M Operating mode button for DHW...
  • Page 54 “C” (temperature control / result is achieved. Please take up menu selection button) in a contact with ELCO, if the values should counterclockwise direction, until the lie outside of the applicable tolerances. number “0%” is displayed.
  • Page 55 Commissioning Combustion analysis Settingson the gas valve (Step 3/3) (not for Belgium) Legend: A On/Off switch B Back button (ESC) C Room temperature control button D Confirmation button (OK) E Function button for manual operation F Chimney sweep function button G Info button H Reset button Operation mode button for heating circuit(s)

  • Page 56: Maintenance Repair Works

    The exchange of The objectives of an inspection is an components requires original ELCO assessment of the condition of the replacement parts. equipment, and an evaluation as to when maintenance works are required.

  • Page 57: Maintenance Details

    By lifting the internal waste gas When carrying out maintenance works, pipe (13) out of the condensate only original ELCO replacement parts collection tray (14), and by ÖFFNEN may be used. simultaneously pressing together the two bulges at the top of the...

  • Page 58: Heat Exchanger

    Maintenance Maintenance details Check the disassembled components Fan unit (17) Heat exchanger (19) for soiling and, if necessary, clean Inspect the fan unit and the gas-air Check the heat exchanger for soiling. them. distribution plate for soiling. Whenever Clean the heat exchanger with a soft Loosen the upper left-hand (5) and necessary, these can be cleaned with brunch and a vacuum cleaner.

  • Page 59: Ignition Electrode

    Maintenance Maintenance details Ignition electrode The ignition electrode is a consumption part and must be checked annually. The electrode must be renewed, if damages or any wear and tear is detected. Furthermore, the value of the ionization current can be detected through measurements.

  • Page 60: Siphon And Condensate Tray

    Maintenance Maintenance details Siphon and condensate tray and the internal waste gas pipe Loosen the front Phillips screw can be disassembled. Check the (4) at the left-hand side of the air disassembled components for suction damper. soiling and, if necessary, clean Remove the siphon (7) and the them.

  • Page 61: Inspection Overview

    Maintenance Inspection overview Pos. No.: Inspection overview - THISION S PLUS Complaints Disconnect the facility from mains and close the gas stopcock! Ensure that water levels are according to assembly instructions Airbox/paneling Remove outer paneling √ 1.0.1 1.0.2 Remove paneling of airbox √...

  • Page 62: Maintenance Overview

    Maintenance Maintenance overview Pos. No.: Maintenance overview - THISION S PLUS Complaints Disconnect the facility from mains and close the gas stopcock! Ensure that water levels are according to assembly instructions Airbox/panelling 1.0.1 Check for external soiling and damages √ 1.0.2 √...

  • Page 63: Malfunctions

    Errors If the facility is shut down, then a Code Description of the error No error warning signal ( ) and a blinking Outdoor temperature sensor error error code is displayed on screen. The Boiler temperature 1 - sensor defect cause of the shutdown must first be Joint inlet temperature sensor error remediated, before one can proceed...

  • Page 64: Malfunctions

    Errors Code Description of the error Temperature monitor heating circuit 2 Equipment in parameterization mode 193 Pump monitor error after flame activation Boiler malfunction Sensor error 241 Solar sensor flow error Return sensor solar sensor error Swimming pool temperature sensor error Monitoring function Mains frequency outside of permitted range 320 Drinking water filling temperature sensor error Water pressure too high...

  • Page 65: Sensor Parameters

    Maintenance Sensor resistance Sensor resistance Heating flow sensor Outdoor temperature sensor In the adjacent table contains a list of Heating return sensor values for all boiler sensors, and for the DHW sensor optional sensors that are contained in Flue gas sensor the accessory kits. NTC10k (25°C) NTC1k (25°C) These tables show average values,...

  • Page 66: System Water Additives

    System water additives The system water additives, which are In case of a wrong use, and if the listed in the table, have been released maximum concentration quantities are by the manufacturer and take into exceeded, then the guarantee for all consideration the indicated dosage components that come in contact with quantities.

  • Page 67: Conformity Declaration

    Declaration of Conformity Declaration of Conformity We, ELCO GmbH, D-71379 Hechingen on behalf of the marketing companies ELCO Italia, I-31023 Resana (TV) ELCO GmbH, D-64546 Mörfelden ELCO Belgium, n.v./s.a. B-1070 Brüssel ELCO Austria GmbH, A-2544 Leobersdorf ELCOTHERM AG, CH-7324 Vilters...
  • Page 68 ELCO Belgium SA B - 1070 Brussel ELCO Italia S.p.A. I - 31023 Resana ELCO United Kingdom UK - Basildon, Essex, SS15 6SJ ELCO France / Chaffoteaux SAS F - 93521 Saint-Denis Cedex Gastech-Energi A/S DK - 8240 Risskov www.elco.net...

This manual is also suitable for:

Thision s plusCombi 34

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