E.C.A. SCOT SC 24 HM Installation And User Manual
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E.C.A. SCOT SC 24 HM Installation And User Manual

High efficiency condensing boiler
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HIGH EFFICIENCY
CONDENSING BOILER
SCOT SC 24 HM
INSTALLATION AND USER'S
OPERATING INSTRUCTIONS
E.C.A. Call Center
444 0 322

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Summary of Contents for E.C.A. SCOT SC 24 HM

  • Page 1 HIGH EFFICIENCY CONDENSING BOILER SCOT SC 24 HM INSTALLATION AND USER’S OPERATING INSTRUCTIONS E.C.A. Call Center 444 0 322...

  • Page 2: Table Of Contents

    İÇİNDEKİLER PREFACE ..........................................................................GUARANTEE & SERVICE ............................................................DEFINITIONS OF SYMBOLS ........................................................SAFETY INSTRUCTIONS AND PRECAUTIONS ..........................................PRODUCT .......................................................................... General Specifications ............................................................. Notations Of Product ..............................................................Technical Data ..................................................................... BOILER PACKAGING ................................................................INSTALLATION ...................................................................... Selection Of The Boiler Location ....................................................Mounting The Boiler ..............................................................

  • Page 3: Guarantee & Service

    INTRODUCTION E.C.A. Scot 24 kW condensing boilers have been designed for an efficient, safe and comfortable central heating and domestic hot water requirement. Scot 24 kW condensing boilers have the ability to operate with natural gas or LPG. The assembly and usage information of 24 kW Scot condensing boilers are available in this manual. Detailed information have been provided in the guide regarding the technical specifications of the devices, selection of the boiler location, fitting its water, gas, flue and electric supply connections, gas conversion, maintenance information and resolution of possible failures.

  • Page 4: Safety Instructions And Precautions

    SAFETY INSTRUCTIONS AND PRECAUTIONS Safety Instructions When a gas leak is found or suspected; Turn off the gas valve of the boiler and the valves of all other devices operating with gas. Shut off the stove, oven and similar appliances to put their flame out. Do not light matches, lighter etc, and stub out your cigarette.

  • Page 5: Product

    escaping into the installation room. • After boiler start up, you should request information about operating the boiler and safety precautions from qualified person. Usage and Maintenance • Read carefully instructions and precautions in this manual against wrong usage which causes unsafe conditions.
  • Page 6 • Thermal Accumalation Protection System (with by-pass circuit and“ pum p over-run”) • Frost Protection System (The appliance must be on stand-by to activate the frost protection Water Flow Inspection • Pump Dry Run Protection System (0,3 bar) • Pump Anti-sticking Function •...

  • Page 7: Notations Of Product

    Notations Of Product Notasyon Açıklama SC 24 HM E.C.A. Scot High Efficiency Condensing Boiler - 24 kW Central Heating Output (60/80 - 26 kW Domestic Hot Water Output (60/80 Table 1 Technical Data Scot high effieciency condensing boilers are suitable for only room sealed (C Type) operation. C type boilers C , are air independent gas appliances.
  • Page 8 SC 24 HM Unit Gas Category II 2H 3B/P C13(x), C33(x), C43(x), Type C53(x). C63(x). C83(x) Gas Type G30/G31 Central Heating CH Min. Heat Output (80/60 CH Max. Heat Output (80/60 24,1 24,1 CH Min. Heat Output (50/30 CH Max. Heat Output (50/30 26,6 26,6 CH Min.
  • Page 9 Elektrik Devre Şeması X8A X8B X8C X8D 10 11 Figure 2 230 VAC Power Supply 17. PC Communication / e-Bus port 18. Outside Temperature Sensor (Optional) 230 VAC Room Thermostat 230 VAC Terminal (Room Thermostat) 19. CH Flow NTC Sensor 230 VAC Pump 20.

  • Page 10: Boiler Packaging

    BOILER PACKAGING CAUTION: The instructions on the boiler package should be considered during transportation and storage of the device. - The device is delivered with a cardboard box with a dimension of 870 x 520 x 420 (HxWxL) mm as supported by upper and lower styrofoams (Figure 2a).
  • Page 11 - Hermetic flue set is delivered within a cardboard box in addition to the device. Standard hermetic flue set (Ø 60/100) consists of the following pieces (Figure 3). Şekil 4 1. 90° Concentric Elbow 8. Flange 2. Flue Gas Plug 9.

  • Page 12: Installation

    INSTALLATION Selection of the Boiler Location The boiler must be installed in accordance with gas safety regulations and relevant standards. Additionally, the clearance around the boiler should be as shown in fig 4. In order to make service, maintenance and usage easier. Figure 4: Indicates the minimum distances that should remain on top and sides of the device.
  • Page 13 Room Sealed Operation (C Type) DANGER: For room sealed operation, the boiler location and air/flue termina position must obey national and local requirements, gas safety regulations and relevant standarts. C Type (hermetic) devices are not suitable for external environment installation. It should be within in the building.

  • Page 14: Mounting The Boiler

    Mounting The Boiler Having determined the boiler location, • The points of lock screws of wall bracket and assembly bracket are marked by using the assembly template inside installation and user’s operating instructions of the device (pages 40-41). The mounting bracket is an optional part. •...

  • Page 15: Connections

    CONNECTIONS Condensate Connection • All condensing boilers generate condensing discharge. The amount of the condensate water depends on the working conditions of your appliance. This can be up to 1.7 litres condensate water an hour. - The plastic pipe should be fixed to the outlet pipe of the siphon and the pipe should be connected to drain line.

  • Page 16: Flue Connection

    Flue Connection 3 different types fo air/flue system can be designed for Scot high efficiency condensing boiler. In a) The air/flue system is designed by horizontal concentric ducts b) The air/flue system is designed by vertical concentric ducts c) The air/flue system is designed by two separate ducts (twin connection) •...
  • Page 17 • Lubricate the internal part of the seals before the assembling. Oils and greases are not suitable for the “EPDM”. A correct lubrication using silicon – substances is advised. If the length of the flue is insufficient, additional flue accessories should be ordered through qualified service.
  • Page 18 Total length of horizontal air/flue system set shouldn’t exceed B=13m for SC 24 HM. Furthermore, each extra 90° concentric elbow or two pieces of 45° concentric elbow decreases the maximum length 1 m. Lmax = B = B - 1 =B-1 Figure 9...
  • Page 19 b) Connection by vertical Concentric Ducts -The standard vertical air/flue kit is showed in Figure 10. a) Concentric vertical adapter with flange (Ø60/100 mm) 7006951718 - Flat sealing ring - Sealing ring EPDM (Ø60 mm) - Seal ring EPDM (Ø100 mm) b) Vertical concentric terminal (Ø60/100 mm) 7006951719 Figure 10...
  • Page 20 If the air/flue kit length is insufficient, additional flue accessories can be ordered. - Vertical air/flue kit accessories (Ø60/100 mm) a) Concentric extension L=500 mm (Ø60/100 mm) 7006951561 - concentric extension L= 1000 mm (Ø60/100 mm) 7006951562 b) 90° Concentric Elbow (Ø60/100 mm) 700695156 c) 45°...
  • Page 21 c) Connection by two separate ducts (Twin Pipe) - There are two different standard twin air/flue kits: The twin air/flue kit - 1: Air inlet flue gas outlet terminals through the wall (Figure 13). 7006951727 a) Twin adapter with sampling point (with measurement plug) (Ø 80 - Ø 80 mm) - 2 x sealing ring, EPDM (Ø...
  • Page 22 The twin air/flue kit - II: Air inlet duct through the wall and flue gas outlet through the roof (Figure 16). a) Double flue adaptor (Ø 80 - Ø 80mm) - Two units of seal EPDM (Ø mm) b) Air inlet terminal L= 939 mm (Ø80 mm) c) Flue gas outlet terminal L= 1380 mm (from Ø...
  • Page 23 If the length of the flue set is insufficient, additional flue accessories should be ordered from qualified services. Do not use flue set parts of different brands and types. - The twin kit accessories (Figure 16) a) Concentric extension L= 500 mm. Ø80 mm 7006951285 Concentric extension L= 1000 mm.

  • Page 24: Gas Supply & Water Systems

    Gas Supply and Water Systems (Optional) - Water and gas supply connections between the boiler and the mounting bracket can be fixed with the optional pipes and the nipples as shown in Figure 18. Condensate outlet pipe Assembly Bracket Nipple (1/2”) Nipple (3/4”) Figure 18 a) CH flow 3/4’’...

  • Page 25: Electrical Connection

    Electrical Connection Electrical installation should be made according to the national and local instructions. The boiler must be earthed and a standard 230 V AC – 50 Hz supply is required. DANGER: Disconnect power supply to prevent electrical shock before connecting the electrical supply.
  • Page 26 E.C.A. Digital Room Thermostat Cordless, E.C.A. Digital Room Thermostat Programmable CM727 Honeywell DT90 7006902046 7006902502 Figure 19c Figure 19d 7006907522 E.C.A. Programmable Digital Room On/Off RF room Thermostat 7006901313 Thermostat - CM707 7006907519 On/Off Cable Room Thermostat 7006901501 Wireless Figure 19e Figure 19f Cosa Smart Combi Kit 7006907531...

  • Page 27: Electricity Supply

    COMMISSIONING Final Checks And Operations • Having completed the installation and connections (condensate, flue, electricity supply, gas supply and water circuits) of the boiler according to the authorized gas company regulations and relevant standards, the final checks and operations must be carried out by qualified person. 1)Filling the boiler and central heating circuit with water.

  • Page 28: Information Required For Safe And Economic Usage Of Your Boiler

    CAUTION: In order to prevent the calcification of the exchanger, it is recommended for you to use well water, natural spring water etc except the mains water. 2) Open hot water tap to check DHW circuit. Check any leakage in water pipes. 3) Check whether flue kit is comprised of original parts or not according to instructions and regulations.

  • Page 29: Control Panel Combustion Check & Gas Valve Adjustments

    Control Panel The control panel of your device is as seen in Figure 21, and it consists of the following items; COMFORT RESET COMFORT Figure 21 1) DHW Temperature Control Potantiometer The DHW knob has two functions: • To turn on/off to the boiler •...
  • Page 30 3) Central Heating Circuit Water Temperature Potantiometer The CH knob has two functions: • To select summer/winter mode • To set CH temperature between 35°C to 80°C. INFORMATION: CH water temperature can be set by a connected room thermostat. In this case, when room thermostat is active, CH water temperature control is made by room thermostat instead of potentiometer on boiler (CH potentiometer must be at maximum position.).
  • Page 31 2) Starting up the Appliance and Adjustment of Domestic Hot Water (DHW) Position: To start up the boiler, turn DHW knob to requested DHW set temperature. LCD Display will turn on and Power on sequence will be monitored for several seconds. While the central heating circuit is closed and the domestic hot water circuit is open, the device is in summer position.
  • Page 32 4) Position of Central Heating Circuit: In order to activate winter position, in other words the central heating circuit on the boiler, you can set the temperature of exiting water in between 30-80°C through the adjustment knob. The set value is seen on the LCD display, the ignition operation automatically steps in order to ignite the boiler, and the device starts to heat up the water in the central heating circuit until a requirement for domestic hot water.
  • Page 33 6) Service Position: When it is set to service position by the authorized service, the service icon on the display panel indicates its activation through blinking. - It becomes activated when it is pressed for 5 seconds on the “ECO” and “reset” button on the control panel of your device.
  • Page 34 8) Pump and 3 Way Valve Blockage Protection Function: Blockage protection protects the pump against blockage in cases when the pump is not in use for a long period. This function enables the pump to be operated for a few seconds in CH position when the pump is not operated within the recent 24 hours.

  • Page 35: Gas Type Conversion

    GAS CONVERSION Gas conversion operation from LPG to natural gas or from natural gas to LPG should be performed by authorized service. If the user requests gas transformation after purchase of the device, it is subject to a fee. Gas conversion operation consists of two main operations. 1) Regarding gas type adjustment screw on the gas valve;...
  • Page 36 1) BCC BCC is a socket having programmed memory (Figure 33). This socket is being used when it is required to change the main board parameters of the device. • Close the ON/OFF button of the device by positioning it to OFF. •...

  • Page 37: Fault & Failure Finding

    GAS LEAKAGE TEST: • Apply the foam obtained by soapy water on all the gas pipe connections. Arise of bubbles indicates gas leakage on the connection. • In case of determination of gas leakage, tighten that connection, and recheck it by applying foam on the connections.
  • Page 38 Error Error Type Possible Cause Solution Reaction Code Error Type If the flue temperature sensor Check the flue connections. (NTC) course an over temperature Check the water circuits. Flue regarding the parameters SWE03 Check whether the CH inlet valve and radiator Blockage / Er 03 Temperature...
  • Page 39 System remains blocked until the water pressure Low Water returns to normal value and temperature Water-Pressure-Sensor signalize Er 21 pressure requirements are not met. Blockage low pressure failure Check the valves and your fittings against leakages. System becomes blocked when System remains blocked until the water pressure the water pressure sensor returns to normal value and temperature...
  • Page 40 Er 64 Press on reset button. Er 65 Calibration If error is continuing after reset inform E.C.A. Locking Er 66 error authorized service. Er 74 Press on reset button. Ion base value Ion base value outside factory If error is continuing after reset Er 67 Locking invalid...

  • Page 41: Maintenance

    STANDARDS / INSTRUCTIONS In addition to the warnings and instructions regarding the installation and usage of the device which is described in this manuel, it should be conformed to all laws, regulations, standards and instructions of local gas company regarding the devices operating with gas. ALL RIGHTS RESERVED Any part of this document is not allowed to be published or reproduced without permision of the publisher.

  • Page 42: Mounting Template

    MOUNTING TEMPLATE 840 mm...
  • Page 45 SELLER COMPANY Invoice Date and No Title ................................Delivery Date and Place : Address : ............................................................... Date, Signature and Seal Phone/Fax: .................................... PRODUCT’S Type : Combi boiler with gas fuel Serial No ................Brand : E.C.A. Delivery Date and Place : ................
  • Page 46 PRODUCTION SALES EMAS MAKİNA SANAYİ A.Ş. EMAS MAKİNA SANAYİ A.Ş. Organize Sanayi Bölgesi 3. Kısım Yalı Mah. Ziya Gökalp Cd. No:3 34844 Mustafa Kemal Bulvarı No: 13 45030 MANİSA Maltepe / İSTANBUL Phone : +90 236 213 00 21 Phone : +90 216 442 34 41 Fax : +90 236 213 08 59 Fax : +90 216 442 39 96 email: emas@emas.com.tr www.emas.com.tr...

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