NuAire DRI-365 Installation Manual

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NuAire DRI-365 Installation Manual Manual pdf 2 page image

220. 05. 21. Document Number 671771Nuaire | Western Industrial Estate | Caerphilly | CF83 1NA | nuaire.co.ukDRI-365Installation Manual1.2 Important InformationThis manual contains important information on the safe andappropriate assembly, transport, commissioning, operation,maintenance, disassembly and simple troubleshooting of the product.While the product has been manufactured according to the acceptedrules of current technology, there is still a danger of personal injury ordamage to equipment if the following general safety instructions andthe warnings contained in these instructions are not complied with.•Read these instructions completely and thoroughly beforeworking with the product.•Keep these instructions in a location where they are accessibleto all users at all times.•Always include the operating instructions when you pass theproduct on to third parties.1.3 Personal Protective EquipmentThe following minimum Personal Protective Equipment (PPE) isrecommended when interacting with Nuaire product:•Protective Steel Toed Shoes - when handling heavy objects.•Full Finger Gloves (Marigold PU800 or equivalent) - whenhandling sheet metal components.•Semi Fingerless Gloves (Marigold PU3000 3DO or equivalent)- when conducting light work on the unit requiring tactiledexterity.•Safety Glasses - when conducting any cleaning/cutting operationor exchanging filters.•Reusable Half Mask Respirators - when replacing filters whichhave been in contact with normal room or environmental air.Nuaire would always recommend a site specific risk assessment by acompetent person to determine if any additional PPE is required.2.0 INTRODUCTIONThe unit is a unique low energy Positive Input Ventilation (PIV) unit.Unlike conventional PIV units which only draw in external air via theloft in a “cold roof”, the unit is capable of drawing in external air froma roof location via an inlet spigot fitted with a low energy open/closedamper.It is not necessary for the home owner to program or operate the unitin any way, as the 365 is fully automatic and intelligently decides whichlocation the fresh air will be supplied from.If the loft temperature is below 24°C then the unit will take fresh airfrom the loft. If the loft temperature is above 24°C then cool fresh airwill be taken from outside the dwelling. If the loft temperature is 19°Cto 24°C and the house is cooler than this, then the unit goes into heatrecovery mode. The unit will increase in speed and supply more air tothe property.The unit can be boosted to obtain maximum ventilation by theoperation of a boost switch.3.0 MECHANICAL INSTALLATIONSuccessful operation of the fan depends entirely upon the unit beinginstalled strictly in accordance with these instructions. Please readthrough this guide in its entirety before commencing installation andfollow step by step to ensure a satisfactory completion.Installation must be completed by competent persons, in accordancewith good industry practice and should conform to all governing andstatutory bodies i.e. IEE, CIBSE, etc.Isolate from power supply before removing any covers. Duringinstallation / maintenance ensure all covers are fitted before switchingon the mains supply.All-pole disconnection from the mains as shown in the wiring diagrammust be incorporated within the fixed wiring and shall have a minimumcontact separation of 3mm in accordance with latest edition of thewiring regulations.Precautions must be taken to avoid the back-flow of gases into theroom from the open flue of gas or other fuel-burning appliances.This appliance should not be used by children or persons with reducedphysical, sensory or mental capabilities or lack of experience andknowledge, unless they have been given supervision or instructionconcerning the safe use of the appliance by a person responsible fortheir safety. Children shall not play with the appliance. Cleaning anduser maintenance shall not be carried out by children.CAUTION: In order to avoid a hazard due to inadvertent resettingof the thermal cut-out, this appliance must not be suppliedthrough an external switching device, such as a timer, or connectedto a circuit that is regularly switched on and off by the utility.3.1 Loft InspectionCheck to ensure that the loft has adequate ventilation. There may beoccasions where a loft is so well sealed that additional ventilation mayhave to be provided by the owner/occupier.Ensure that all water tanks are covered and sealed.Check that all water pipes are lagged.Ensure that any extract fans are discharging to outside and not into theloft.Check that the loft hatch is tightly sealed.Ensure that all holes in the ceilings are sealed i.e. ceiling light fittingsetc. A visual inspection of any flues or chimneys for leakage in the loftshould be carried out by the installer. If any leakage points are found,or if there is any doubt at all, then the installer should advise the houseowner/provider as soon as possible and seek instruction from thembefore proceeding with the installation.