CONTENTS 1. General information 1.1 Product identification..........4 4.4 Electrical spare parts ........11 1.2 UKCA Marking............4 4.5 S plan wiring layout ......... 12 1.3 Erp Data..............4 4.6 Y plan wiring layout ......... 13 1.4 General information ...........4 1.5 Handling..............5 5.
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Safety instructions uments where they are accessible for fu- • Read the following safety instructions ture reference. carefully before installing, maintaining or • The manufacturer assumes compliance adjusting the water heater. (by the end-user) with the safety, oper- • Personal injury or material damage may ating and maintenance instructions sup- result if the product is not installed or plied and (by the installer) with the fitting...
Part L, Domestic Heating Compliance Guide. • Welding standard ISO 3834-2 This OSO cylinder must be installed by OSO Hotwater AS is certified according to a competent person and be installed in • Quality ISO 9001 compliance with the OSO Installation and •...
1.5 Handling, location and positioning The product shall be transported carefully as shown, with packaging. Use the handles in the box. CAUTION Tappings, valves etc. shall not be used to lift the product as this could cause malfunction. CAUTION The cylinder must be installed complying with current building regulations. The product shall be placed in a dry and permanently frost-free position.
2. INSTALLATION 2.1 Health and safety regulations with a 1 bar dynamic pressure is recommended. The Handling Operations Regulations 1992 defines cylinder will operate at lower pressures and flow manual handling as: “any transporting or support- rates however the performance will be compro- ing of a load (including the lifting, putting down, mised.
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the primary flow or return pipe. The primary flow and return fittings are 3/4’’ BSP female. The valve has 22 mm x copper connections. The direction of primary flow in the coil is bottom to top. The maximum operating temperature of the primary flow would typi- cally be 82°C.
3. COMMISSIONING & INSTALLATION 3.1 Filling up Open a hot tap. Open the cold water supply valve When water flows from hot tap, close the tap Allow the system to stabilize for 5 minutes Open each hot water tap in turn to expel air from the system pipe work.
(see fig.2 above). mension and fits inside the shoulders of the ther- mostat and is not tightened onto the top of the OSO Hotwater (UK) Limited can not be responsi- shoulders. ble if alternative wiring plans are used.
4.5 S-plan wiring layout Both wiring plans shown is based on the use OSO Slimline cylinders can be fitted with all types of a 10-way Junction Box (Honey-well Part no. of boilers. Standard boilers operate using room 42002116-001). Junction Box terminal 8 is switched and cylinder thermostats.
4.6 Y-plan wiring layout zone valve. Failure to use the zone valve contra- OSO Slimline cylinders can be fitted with all types venes regulations. of boilers. Standard boilers operate using room Both wiring plans shown is based on the use and cylinder thermostats.
5. MAINTENANCE, SAFETY AND SERVICING Maintenance must be carried out by a compe- tent person. 5.1 Draining/flushing Turn off mains supply. Connect hose pipe to drain cock on cold wa- ter supply pipework. If bottom immersion is to be replaced then additionally open drain cock at base of cylinder (21).
Unscrew the pressure reducing cartridge For further information contact your Building Clean the filter mesh and the cartridge under Control Office. running water. Replace cartridge ensuring that strainer is correctly located and reassemble the unit. Pressure Reducing Valve cartridge and strainer Part No.
5.5 Fault finding flow charts Intermittent water discharge Reduced expan- Thermal control sion volume failure Repressurize Switch off power to expansion vessel, immersion heaters see pt. 5.3 and boiler supply to the unit. When dis- charge has stopped check thermal con- trols and replace as necessary If problem stil persists contact a competent...
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Hot water from taps is cold Is the programm- Is the boiler er set to central working? heating or not switched on? Check and Is the mo- Has cylinder set to hot trized valve thermal water pro- operating cut-out gramme correctly? operated? Check wiring...
6. ALTERNATIVE DISCHARGE AND SECONDARY RETURN 6.1 Alternative discharge Downward discharges at low level, i.e. up to 100 not) or onto a roof capable of withstanding high temperature discharges of water and 3 m from mm above external surfaces such as car parks, any plastics guttering system that would collect hard standings, grassed areas etc, are accept- able providing that where children may play or...
IT IS THE RESPONSIBILITY OF THE INSTALLER TO COMPLETE THIS LOG BOOK AND PASS IT ON TO THE CUSTOMER. FAILURE TO DO SO MAY INVALIDATE THE CYLINDER WARRANTY The code of practice for the installation, commissioning & servicing of mains pressure hot water storage Installation,Commissioning Installation,Commissioning and Service Record Log Book...
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(IF APPLICABLE) COMMISSIONING ENGINEER (IF DIFFERENT) DATE NAME ADDRESS TEL No. REGISTRATION DETAILS REGISTERED OPERATIVE ID CARD No. (IF APPLICABLE) APPLIANCE & TIME CONTROL DETAILS MANUFACTURER OSO HOTWATER (UK) MODEL litres CAPACITY SERIAL No. TYPE UNVENTED TIME CONTROL PROGRAMMER TIME SWITCH IT IS THE RESPONSIBILITY OF THE INSTALLER TO COMPLETE THIS LOGBOOK AND PASS IT ON TO THE CUSTOMER.
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COMMISSIONING PROCEDURE INFORMATION BOILER PRIMARY SETTINGS (INDIRECT HEATING ONLY) ALL BOILERS IS THE PRIMARY A SEALED OR OPEN VENTED SYSTEM? SEALED OPEN WHAT IS THE BOILER FLOW TEMPERATURE? ALL MAINS PRESSURISED SYSTEMS WHAT IS INCOMING STATIC COLD WATER PRESSURE AT THE INLET TO THE PRESSURE REDUCING VALVE? HAS STRAINER (IF FITTED) BEEN CLEANED OF INSTALLATION DEBRIS? HAS A WATER SCALE REDUCER BEEN FITTED?
8. WARRANTY CONDITIONS - applies to UK only 1. Scope OSO Hotwater UK Ltd. (hereinafter called OSO) warrants for 2 - pH level > 6,0 / < 9,5 years from the date of purchase, that the Product will: i) conform to OSO specification, ii) be free from defects in materials and •...
SERVICE INTERVAL RECORD It is recommended that your hot water system is serviced regularly and that your service engineer completes the appropriate Service Interval Record below. SERVICE PROVIDER Before completing the appropriate Service Interval Record below, please ensure you have carried out the service as described in the manufacturer’s instructions and in compliance with all relevant codes of practice.
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OSO Hotwater (UK) Limited Endeavor House, Seventh Avenue, Team Valley Trading Estate, Gateshead, Tyne & Wear, NE11 0EF Phone: (0191) 482 0800 Fax: (0191) 491 3655 E-mail technical.uk@oso-hotwater.com E-mail spareparts.uk@oso-hotwater.com E-mail sales.uk@oso-hotwater.com OSO Hotwater AS Industriveien 1 3300 Hokksund - Norway Tel.: +47 32 25 00 00...
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