Nimbus Plus S NET R32 Installation Manual UK

Introduction Dear

Introduction Dear Madam, Dear Sir, thank you for choosing the NIMBUS PLUS S NET R32 ARIS- TON system. This manual was drawn up with the aim of informing you on how to install, use and maintain the NIMBUS PLUS S NET R32 system, in order to enable you to optimally use all the functions. Store this booklet, as it contains all the necessary information regarding the product following its initial installation. To find the nearest Technical Assistance Service and to consult the multimedia copy of the documentation, you can connect to the Internet website www.Ariston.com. Please also refer to the Warranty Certificate that you will find inside the packaging, or which was handed to you by the installer. Symbols used throughout this manual and their meaning i a WARNING Indicates important information and particularly delicate operations. WARNING: DANGER Indicates actions that, if not performed correctly, can lead to general injuries or malfunctions or material damages to the appliance; they therefore require special attention and adequate training. The UKCA marking applied to the appliance certifies that it conforms with the essential requirements of the following Regulations: – Electrical Equipment (Safety) Regulations 2016 (S.I. 2016 No 1101, as amended) – Ecodesign for Energy-Related Products and Energy Information Regulations 2019 (S.I. 2019 No 539, as amended) – Pressure Equipment (Safety) Regulations SI 2016 no. 1105, as amended – Electromagnetic Compatibility Regulations 2016 (S.I. 2016 No. 1091, as amended) – The Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2012 (S.I. 2012 No. 3031, as amended) Disposal PRODUCT CONFORMING TO: – EU DIRECTIVE 2012/19/EU – Italian Legislative Decree 49/2014 pursuant to Art. 26 of Legislative Decree no. 49 of 14 March 2014, “Implementation of Directive 2012/19/UE on waste of electrical and electronic equipment (WEEE)” – UK Waste Electrical and Electronic Equipment Regulations 2013 S.I. 2013 No. 3113 Warranty The ARISTON product is covered by a conventional warranty, which takes effect from the date of purchase of the appliance. For the warranty conditions, refer to the warranty certificate accompanying the product. Compliance The CE marking applied to the appliance certifies that it conforms with the essential requirements of the following European Directives: – 2014/30/EU (Electromagnetic Compatibility Directive) – 2014/35/EU (Low Voltage Directive) – RoHS 3 2015/863/EU on restrictions regarding the use of certain hazardous substances in electrical and electronic appliances (EN IEC 63000:2018) – Regulation (EU) no. 813/2013 relative to ecodesign (no. 2014/C 207/02 - transitional methods of measurement and calculation) – 2014/68/EU (PED) The barred wheeled bin symbol appearing on the appliance or on its packaging indicates that the product must be collected separately from other waste at the end of its useful life. The user must therefore deliver the decommissioned product to an appropriate local facility for separate collection of electrotechnical and electronic waste. Alternatively, the appliance to be scrapped can be delivered to the dealer when purchasing a new equivalent appliance. Proper separated collection of the decommissioned appliance for its subsequent recycling, treatment and eco-compatible disposal helps to prevent negative effects on the environment and human health, besides encouraging reuse and/or recycling of its constituent materials. 2 / EN

Contents 1. Safety advices 1.1 General warnings and safety instructions 4 1.2 Use of the R32 refrigerant 6 1.3 Symbols affixed to the appliance 7 2. Description of the system 2.1 Outdoor unit (ODU) 8 2.1.1 Structure 8 2.1.2 Dimensions and weights 9 2.1.3 Plumbing and gas fittings 10 2.1.4 Accessories 10 2.2 Indoor unit (IDU) 11 2.2.1 Structure 11 2.2.2 Dimensions and weights 12 2.2.3 Plumbing and gas fittings 12 2.3 Operational limits 13 2.3.1 Compressor frequency table 13 2.4 Identification 13 2.5 System interface SENSYS HD 14 2.5.1 Description 14 2.5.2 Technical data 15 2.6 External probe 15 3. Installation 3.1 Preliminary warnings 16 3.2 Receiving the product 17 3.3 Installing the outdoor unit 17 3.3.1 Place of installation 17 3.3.2 Noise level 18 3.3.3 Handling 18 3.3.4 Installation 19 3.3.5 Configuration for piping connections 20 3.3.6 Installing the accessory kit 20 3.4 Installing the indoor unit 21 3.4.1 Place of installation 21 3.4.2 Handling 26 3.4.3 Hanging the indoor unit 26 4. Hydraulic and refrigerant connections 4.1 Installing the cooling system 27 4.1.1 Cutting the pipes 27 4.1.2 Eliminating burrs 27 4.1.3 Flaring the ends of the pipe 28 4.1.4 Piping connections 28 4.1.5 Preserving the pipes 29 4.2 Checking tightness 29 4.2.1 Pressurised resistance test with nitrogen 30 4.2.2 Pressurised tightness test with nitrogen 30 4.3 Vacuum operation 30 4.4 Triple evacuation 31 4.5 Refrigerant charging 32 4.6 Recovering refrigerant in the outdoor unit 33 4.7 Indoor unit hydraulic connections 33 4.7.1 Safety valve drain 34 4.7.2 Minimum water content 34 4.7.3 Rated and minimum flow rate 35 4.7.4 Expansion vessel 35 4.7.5 Domestic hot water accessory (if present) 35 4.7.6 Available pressure 35 4.7.7 Characteristics of the supply water 36 4.7.8 Filling the system 36 4.8 Schematic hydraulic diagram 37 5. Electrical connections 5.1 Outdoor unit electrical connections 42 5.2 Indoor unit electrical connections 43 5.3 Example of electrical connection between indoor and outdoor units 46 5.4 Installing the system interface 47 5.4.1 Wall installation 47 5.4.2 On-board installation 47 5.5 Installing the Light Gateway 49 6. Commissioning 6.1 Checking for electrical dispersions and gas leakages 51 6.1.1 Electrical safety checks 51 6.1.2 Check for gas leakages 51 6.2 Preliminary checks 51 6.3 Initial start-up 52 6.3.1 Start-up procedure 52 6.4 Basic functions 53 6.5 Access to technical area 53 6.6 Technical parameters 54 6.7 Temperature adjustment 68 6.8 Standard SG ready 79 6.9 Parameter table 80 7. Service 7.1 Cleaning and inspecting the indoor unit 95 7.2 Cleaning and inspecting the outdoor unit 95 7.3 Error list 96 8. Decommissioning 8.1 Draining the circuit and recovering the refrigerant 100 8.2 Disposal 101 9. Technical information 9.1 Data plate 102 9.2 Technical data table for refrigerant 102 10. Annexes 3 / EN