Riello 7200 Kombisolar 3S Installation, Operation And Maintenance Manual

Riello 7200 Kombisolar 3S Installation, Operation And Maintenance Manual

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7200 Kombisolar 3S
EN INSTALLATION, OPERATION AND MAINTENANCE MANUAL

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Summary of Contents for Riello 7200 Kombisolar 3S

  • Page 1 7200 Kombisolar 3S EN INSTALLATION, OPERATION AND MAINTENANCE MANUAL...
  • Page 2 RANGE MODEL CODE 7200 KOMBISOLAR 430 3S 20010131 7200 KOMBISOLAR 550 3S 20010138 7200 KOMBISOLAR 750 3S 20010139 7200 KOMBISOLAR 1000 3S 20010140...
  • Page 3 Dear Installer, Thank you for choosing a r 7200 Kombisolar 3S combination storage cylinder, a modern, quality product. This instruction manual contains important instructions and precautions that must be observed to ensure the trouble-free installation and efficient functioning of your r 7200 Kombisolar 3S com- bination storage cylinder.
  • Page 4: Table Of Contents

    CONTENTS Sommario GENERAL Safety precautions ............5 General safety information ...........5 Product description............6 Identification ..............6 Design ................7 Technical specifications ..........8 Accessories ...............12 Water circuit ...............13 INSTALLATION Unpacking the product ..........14 Dimensions and weight ..........14 Handling ..............15 Place of installation ............17 Installation in older systems and systems requiring modernisation ............17 Water connections .............18 Location of probes .............21...
  • Page 5: General

    If the combination storage cylinder is not going to purchased the product if you notice any problems. be used for an extended period of time, prepare it This r 7200 Kombisolar 3S combination stora- for shut-down as follows: ge cylinder must be installed by a qualified instal- - Turn the system’s main power switch OFF...
  • Page 6: Product Description

    Identification IDENTIFICATION r 7200 Kombisolar 3S combination storage cylinders are identified by three plates: – Data plate – Product identification plate This lists the technical specifications and This states the name of the product.
  • Page 7: Design

    Design DESIGN 1 - Insulation 13 - Inlet from boiler 2 - Domestic cold water inlet 14 - Inlet from 2nd boiler 3 - Inertial storage cylinder 15 - Central heating outlet 4 - Bottom coil 16 - Return to 2nd boiler 5 - Temperature sensor socket 17 - Inlet from solar collector 6 - Sleeve for electric heating element (not sup-...
  • Page 8: Technical Specifications

    Technical specifications TECHNICAL SPECIFICATIONS 7200 Kombisolar 3S DESCRIPTION 430 3S 550 3S 750 3S 1000 3S Type of inertial storage cylinder Non vitrified Non vitrified Inertial storage cylinder layout Vertical Vertical Heat exchanger layout Vertical Vertical Primary coils Smooth steel pipe...
  • Page 9 Performance of 7200 Kombisolar 3S combination storage cylinder with boiler connected in: 7200 Kombisolar 3S CONFIGURATION A Description 1000 Domestic hot water 3050 3300 3150 3200 l/h production (*) Domestic hot water 1970 2115 1980 2250 l/h production (**) Water draw in 10 minutes with mean ∆T of 35° and primary storage tank at: 90°C...
  • Page 10 Performance of 7200 Kombisolar 3S combination storage cylinder with boiler connected in: 7200 Kombisolar 3S CONFIGURATION C Description 1000 Domestic hot water 1100 1270 l/h production (*) (*) With ∆T = 35°C and primary temperature = 80°C. Performance achieved with boiler of suitable power...
  • Page 11 Pressure drop 7200 Kombisolar 3S TOP COIL 750 - 1000 430 - 550 1000 2000 3000 4000 5000 6000 FLOW RATE (l/h) Pressure drop 7200 Kombisolar 3S BOTTOM COIL 1000 1000 2000 3000 4000 FLOW RATE (l/h) GENERAL...
  • Page 12: Accessories

    SUN 4 Pro 9R differential controller 4383382 RIELLO Solar MR water outlet and return kit 4383386 RIELLO Solar MR 25/70 water outlet and return kit 20011545 1 curved union kit for storage cylinder connection 4383171 Single phase heating element kit, 1,5 kW 1" 1/2 4383270 Single phase heating element kit, 2,2 kW 1"...
  • Page 13: Water Circuit

    The denomination of the water fittings refers to a theoretical system configuration. See page 19. r 7200 Kombisolar 3S combination storage cylinders are delivered without a filling pump. A suitably rated pump must be provided and installed separately. For further information on the recommended solar heating circuit flow rate, see the installation instructions for the water outlet and return kit.
  • Page 14: Installation

    7200 Kombisolar 3S combination storage cylin- ders are delivered in a single package consisting of a triple wall cardboard box (7200 Kombisolar 3S 430-550) or a plastic bag (7200 Kombisolar 3S 750-1000) on a wooden pallet. 7200 Kombisolar 3S...
  • Page 15: Handling

    Handling HANDLING The storage cylinder, complete with pallet, must be moved using a fork lift of suitable lifting capacity. Proceed as follows to remove the storage cylinder from the pallet. - Remove the brackets (1) - Place a platform of about half the height of the pallet near the storage cylinder.
  • Page 16 The casing and insulation can be removed to facilitate access into the place of installation. To do so, proceed as follows. - Remove the plug (2). Unscrew the two fixing screws and remove the top insulation section (3). - Remove the protective fitting plugs (4). - Unzip the plastic cover (5).
  • Page 17: Place Of Installation

    Place of installation PLACE OF INSTALLATION r 7200 Kombisolar 3S combination storage cylin- ders can be installed in any room where there is no spe- cific requirement for an electrical protection rating higher than IP X0D. Respect the minimum specified installation distan- ces to ensure correct installation and access for maintenance.
  • Page 18: Water Connections

    Water connections WATER CONNECTIONS r 7200 Kombisolar 3S combination storage cylinders can be connected to even previously installed hot water gene- rators provided they are of adequate output power, but care must be taken to ensure correct water flow directions. They can also be easily integrated in r solar heating systems.
  • Page 19 INSTALLATION...
  • Page 20 The domestic hot water tank must be filled and The lower the temperature of the heating return pressurised before the inertial storage cylinder (<40°C), the greater the efficiency of the solar hea- is filled. ting system. In very hard water areas, use suitably treated water Make sure that all components chosen for use with to fill the inertial storage cylinder.
  • Page 21: Location Of Probes

    Location of probes LOCATION OF PROBES r 7200 Kombisolar 3S combination storage cylinders incorporate probe wells for fitting the solar controller and boi- ler probes. Make sure that these probes are inserted all the way. Installers are responsible for all connections to the boiler or hot water generator. Installers must ensure proper installation and functioning in compliance with all applicable legislation.
  • Page 22: Initial Start-Up

    Initial start-up INITIAL START-UP Heat is only transferred from the solar heating circuit to the combination storage cylinder when the temperature of the solar collectors exceeds that in the combination storage cylinder. It is therefore temperature differential rather than absolute temperature that is important in con- trolling solar water heating systems.
  • Page 23: Preparing For Extended Periods Of Disuse

    Heating circuit - Check that the heating circuit has been properly bled Provided all the above checks have been completed successfully, re-start the boiler and the storage cylinder and check the temperature settings and domestic hot water draw rate. Preparing for extended periods of disuse PREPARING FOR EXTENDED PERIODS OF DISUSE If the combination storage cylinder is not going to be used for an extended period of time, prepare it for shut-...
  • Page 24: Maintenance

    Maintenance MAINTENANCE Scheduled maintenance is essential for the safety, efficiency and long working life of your combination storage cylinder. Proper maintenance also ensures reliability over time. Have your combination storage cylinder serviced either by a r Technical Assistance Centre or by a qualified professional once a year. Perform the following operations before beginning any maintenance: - Switch the electricity supply to the storage cylinder’s...
  • Page 25: Troubleshooting

    Troubleshooting TROUBLESHOOTING CAUSE PROBLEM CORRECTIVE ACTION The supply pressure is too high Fit a pressure limiter Little hot water is produced The flow rate is too high Fit a flow reducer There are blockages or deposits Check and clean as necessary in the domestic hot water circuit The pump is malfunctioning Check the pump...
  • Page 26 CAUSE PROBLEM CORRECTIVE ACTION Solar heating system There is air in the circuit Bleed the circuit is inefficient The flow rate is too low Make sure that the flow rate cor- or too high responds to about 30l/h per m Check that the cold pressure of Pressure is low the system is...
  • Page 27 GENERAL...
  • Page 28 RIELLO S.p.A. Via Ing. Pilade Riello, 7 37045 - Legnago (VR) www.riello.com Aangezien het Bedrijf zich voortdurend inzet voor het optimaliseren van de volledige productie, zijn de esthetische en dimensionele kenmer- ken, de technische gegevens, uitrustingen en accessoires aan verandering onderhevig.

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