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8.1  Customer service

In case of problems that cannot be resolved 

with the aid of the troubleshooting guide in 

this installation manual, contact either:

8. WARRANTY CONDITIONS 

 - applies to UK only

9. REMOVING THE PRODUCT

9.1 Removal

A) Disconnect the power supply.

B) Shut off incoming cold water supply.

C) Empty the product of water – see section 4.4.

D) Disconnect all pipes.

E)  The product can now be removed.

1. Scope

OSO Hotwater UK Ltd. (hereinafter called OSO) warrants for 2 

years from the date of purchase, that the Product will: i) conform 

to  OSO  specification,  ii)  be  free  from  defects  in  materials  and 

workmanship, subject to conditions below. All components carry 

a 2-year warranty. 

The warranty is voluntarily extended by OSO to 25 years for the 

stainless steel inner tank. This extended warranty only applies to 

Products purchased by a consumer, that has been installed for 

private use and that has been distributed by OSO or by a distributor 

where the Products have been originally sold by OSO.

The extended warranty does not apply to Products purchased by 

commercial entities or for Products that have been installed for 

commercial use. These shall be subject only to the mandatory 

provisions of the law. The conditions and limitations set out below 

shall apply.

2. Coverage

If a defect arises and a valid claim is received within the statutory 

warranty period, at its option and to the extent permitted by law, 

OSO shall either; i) repair the defect, or; ii) replace the product with 

a product that is identical or similar in function, or; iii) refund the 

purchase price.

If a defect arises and a valid claim is received after the statutory 

warranty period has expired, but within the extended warranty 

period, OSO will supply a product that is identical or similar in 

function. OSO will in such cases not cover any other associated 

costs. In addition, for every year after the statutory warranty period, 

the claimant must contribute 4 % of the list price of the cylinder in 

question to OSO.

Any exchanged Product or component will become the legal 

property of OSO. Any valid claim or service does not extend the 

original warranty. The replacement Product or part does not carry 

a new warranty.

3. Conditions

The Product is manufactured to suit most public water supplies. 

However, there are certain water chemistries (outlined below) that 

can have a detrimental effect on the Product and its life expectancy. 

If there are uncertainties regarding water quality, the local water 

supply authority can supply the necessary data.

The warranty applies only if the conditions set out below are met 

in full:

• 

The Product has been installed by a professional installer, in 

accordance with the instructions in the installation manual 

and all relevant Codes of Practice and Regulations in force at 

the time of installation.

• 

The Product has not been modified in any way, tampered 

with or subjected to misuse and no factory fitted parts have 

been removed for unauthorized repair or replacement. 

• 

The Product has only been connected to a domestic mains 

water supply in compliance with the European Drinking 

Water Directive EN 98/83 EC, or latest version. The water 

should not be aggressive, i.e. the water chemistry shall 

comply with the following:

 

- Chloride 

 

 

< 250 mg / L

 

- Electric Conductivity (EC) @25°C 

< 750 uS / cm

 

 -Saturation Index (LSI) @80°C   

> - 1,0 / < 0,8

 

- pH level 

 

 

> 6,0 / < 9,5

• 

The immersion heater has not been exposed to hardness 

levels exceeding 5°dH (180 ppm CaCO3). A water softener 

is recommended in such cases.

• 

Any  disinfection  has  been  carried  out  without  affecting 

the Product in any way whatsoever. The Product shall be 

isolated from any system chlorination.

• 

The Product has been in regular use from the date of 

installation. If the Product is not intended to be used for 60 

days or more, it must be drained.

• 

The immersion heater element must be removed for 

inspection on service after 5 years. The threads must be 

checked for corrosion. If signs of corrosion are evident, 

the element must be replaced. Subsequently the element 

must  be  removed  and  examined  every  3  years.  Failure  to 

do so in areas of aggressive water may result in the element 

separating from the cylinder with consequential escape of 

water.

• 

Service  and/or  repair  shall  be  done  according  to  the 

installation manual and all relevant codes of practice. Any 

replacement parts used shall be original OSO spare parts.

• 

The  Service  record  /  Benchmark  logbook  has  been 

completed and updated after each annual service. Invoices 

should be kept as proof of service.

• 

The Commissioning Checklist / Benchmark certificate has 

been completed at the time of installation.

• 

Any third-party costs associated with any claim has been 

authorized in advance by OSO in writing. 

• 

The  purchase  invoice  and/or  installation  invoice,  a  water 

sample as well as the defective product is made available to 

OSO upon request. 

Failure  to  follow  these  instructions  and  conditions  may  result  in 

product failure, and water escaping from the Product.

4. Limitations

The warranty does not cover:

• 

Any fault or costs arising from incorrect installation, incorrect 

application, lack of regular maintenance in accordance with 

the installation manual, neglect, accidental or malicious 

damage, misuse, any alteration, tampering or repair 

carried out by a non-professional, any fault arising from 

the  tampering  with  or  removal  of  any  factory  fitted  safety 

components or measures.

• 

Any consequential damage or any indirect loss caused by 

any failure or malfunction of the Product whatsoever.

• 

Any pipework or any equipment connected to the Product.

• 

The effects of frost, lightning, voltage variation, lack of water, 

dry boiling, excess pressure or chlorination procedures.

• 

The effects of stagnant (de-aerated) water if the Product has 

been left unused for more than 60 days consecutively. 

• 

Damage caused during transportation. Buyer shall give the 

carrier notice of such damage.

• 

Costs arising if the Product is not immediately accessible for 

servicing.

These warranties do not affect the Buyer’s statutory rights.

9.2 Returns scheme

This product is recyclable and should be taken 

to the environmental recycling centre. If the 

product is to be replaced with a new one, the 

installer can take the old cylinder away for re-

cycling.

A) The installer who supplied the product. 

B)  OSO Hotwater UK: Phone: (0191) 482 0800 

[email protected]

 www.osohotwater.co.uk

Содержание Slimline RI 150 l.

Страница 1: ...11001837 142037 06 09 2022 Slimline RI 150 l EN SAFETY INFORMATION O M INFORMATION INSTALLATION MANUAL TDS TECHNICAL DATA SHEET ...

Страница 2: ...is manual WARNING Could cause serious injury or death CAUTION Could cause minor or moderate injury or damage to property DO NOT DO This document must be kept in a suitable place where it is accessible for future reference 4 4 Electrical spare parts 11 4 5 S plan wiring layout 12 4 6 Y plan wiring layout 13 5 Maintenance safety and servicing 5 1 Draining flushing 14 5 2 Recommissioning 14 5 3 Safet...

Страница 3: ... is switched on Maintenance settings shall only be carried out by persons over 18 years of age with suf ficient understanding CAUTION The product must not be exposed to frost over pressure over voltage or chlorine treat ment See warranty provisions Maintenance settings shall not be carried out by persons of diminished physical or men tal capacity unless they have been instructed in the correct use...

Страница 4: ...o fitting any un vented unit OSO Slimline cylinders are not suit able for gravity fed primary systems In known hard water regions precautions must be taken to prevent limescale formation in hot water cylinders in accordance with Building Regulation Part L Domestic Heating Compliance Guide This OSO cylinder must be installed by a competent person and be installed in compliance with the OSO Installa...

Страница 5: ...nently frost free position The product shall be placed on a floor or wall suitable for the total weight of the product when in operation The product must have a clearance for servicing of 40 cm in front of the electric junction box covers 40 mm above the highest point The product shall be easily accessible in the home for servicing and maintenance CAUTION Tappings valves etc shall not be used to l...

Страница 6: ...ute with a 1 bar dynamic pressure is recommended The cylinder will operate at lower pressures and flow rates however the performance will be compro mised The OSO unvented unit is designed for use with supply pressure up to 12 bar For pressures over 12 bar an additional pressure reducing valve must be fitted in the supply pipe to the unit 2 5 Expansion vessel An expansion vessel with wall bracket i...

Страница 7: ...the blanking cap from the pressure reducing valve 3 and connect to the shower or bidet cold supply Do not use this balanced cold outlet to feed all cold outlets 11 Connect the cold supply to the PRV 3 12 Fit the expansion vessel to the wall close to the water heater using the enclosed mount ing bracket Connect the expansion vessel to the PRV Hot water supply 13 Connect the hot water supply pipe to...

Страница 8: ...om the temperature and Pressure Relief Valve drain connection 5 Ensure the expansion relief pipework discharges through the tundish Tundish pipework 16 must be 22 mm with a minimum vertical length of 300 mm below tundish Maximum permitted length of 22 mm pipework is 9 m Each bend or elbow is equivalent to 0 8 m of pipework All pipework must have continuous fall and discharge in a safe visible posi...

Страница 9: ...flow 2 port valve supplied Zone valve not supplied Automatic bypass Radiators UFH Boiler Pump flow 2 port valve supplied Mid pos valve not supplied Radiators UFH Boiler Automatic bypass S plan piping diagram Y plan piping diagram ...

Страница 10: ...gully sink or similar 3 3 System flushing System flushing will not be necessary under nor mal circumstances as the line strainer will prevent ingress of foreign materials however if flushing is required run at least 50 litres of water from the cylinder at the highest possible flowrate Close the taps and follow draining procedure above A temperature sensor bracket 22 is factory fitted in the upper ...

Страница 11: ... electrical box is replaced cor rectly and the retaining screw is fitted 4 2 1 Temperature sensor installation A temperature sensor bracket 22 is factory fit ted to the upper electrical box see illustration on previous page Ensure the sensor has proper contact with the inner vessel when fitting 4 3 Motorized valve To comply with regulations governing the in stallation of indirect unvented cylinder...

Страница 12: ... 10 RESE T R E S E T M2 1 2 3 4 RESE T R E S E T M2 1 2 3 4 1 2 E 2 3 1 T6360B B1 Br G O G Y 3 5 7 3 4 N L E N L E N L ST6400 Boiler Pump 3 2 1 3 2 3 2 2 2 3 1 V4043H Room thermostat Zone Valve DHW supplied Thermal Cut Out Thermostat supplied Isolated Mains Supply From Fused Spur L N E Zone Valve Htg not supplied 6 9 B1 Br G O G Y 2 3 1 V4043H 4 8 10 Both wiring plans shown is based on the use of ...

Страница 13: ...ied 6 W B1 G Y Gr O 2 3 V4073A1039 10 4 5 9 8 7 RESE T R E S E T M2 1 2 3 4 1 2 E 2 3 1 T6360B B1 O G Br G Y 3 3 1 4 N L E N L E N L ST6400 Boiler Pump 3 2 1 3 2 3 2 2 2 3 1 V4043H Room thermostat Zone Valve DHW supplied Thermal Cut Out Thermostat supplied Isolated Mains Supply From Fused Spur L N E Mid Position Valve not supplied 6 W B1 G Y Gr O 2 3 V4073A1039 10 4 5 9 8 7 zone valve Failure to u...

Страница 14: ...the combined temperature and pressure relief valve Turn off the electrical supply to the immersion heater and also isolate an indirect unit from the boiler Contact the installer or competent engineer 5 3 Safety and maintenance Safety cut out 1 The safety cut out operates if a Wiring is incorrect b The immersion heater thermostat or cylinder thermostat fails c Thermostat is set too high 2 Remember ...

Страница 15: ...ressure in relation to the set incoming water pressure using an air compressor or hand pump 4 Replace the air valve cap Note If water emits from the air valve the vessel is punctured and must be replaced It is a condition of the warranty that annually a competent person 1 Inspects and cleans the line strainer 2 Checks the operation of the expansion relief valve and temperature pressure relief valv...

Страница 16: ...it When dis charge has stopped check thermal con trols and replace as necessary Cold water PRV incorrectly fitted Check and refit as required Intermittent water discharge If problem stil persists contact a competent engineer plumber No water flow from hot taps If problem stil persists contact a competent engineer 5 5 Fault finding flow charts YES YES YES YES YES NO NO If in doubt at any stage cons...

Страница 17: ...ctions Check cylinder ther mostat is switch ing on off with programmer hot water on Is 2 port moto rized valve closing when cylinder reaches tempera ture Check wiring on cylinder thermostat Wiring fault Seek advice from electrician Thermostat solar controller set too high Reduce tempera ture setting Faulty thermostat Replace Hot water from taps is cold If problem stil persists contact a competent ...

Страница 18: ... pipe clearly visible tundish visible or not or onto a roof capable of withstanding high temperature discharges of water and 3 m from any plastics guttering system that would collect such discharges tundish visible Where a single common discharge pipe serves more than one system it should be at least one pipe size larger than the largest individual discharge pipe D2 to be connected For further inf...

Страница 19: ...with the appropriate Building Regulations 3 Failure to install and commission this appliance to the manufacturer s instructions may invalidate the warranty The above does not affect your statutory rights For full details on the HWA charter please visit http www hotwater org uk HEATING AND HOTWATER INFORMATION COUNCIL IT IS THE RESPONSIBILITY OF THE INSTALLER TO COMPLETE THIS LOG BOOK AND PASS IT O...

Страница 20: ...IF DIFFERENT NAME DATE ADDRESS TEL No REGISTERED OPERATIVE ID CARD No IF APPLICABLE REGISTRATION DETAILS IT IS THE RESPONSIBILITY OF THE INSTALLER TO COMPLETE THIS LOGBOOK AND PASS IT ON TO THE CUSTOMER FAILURE TO DO SO MAY INVALIDATE THE CYLINDER Warranty APPLIANCE TIME CONTROL DETAILS MANUFACTURER OSO HOTWATER UK MODEL CAPACITY TYPE TIME CONTROL UNVENTED PROGRAMMER litres SERIAL No TIME SWITCH o...

Страница 21: ...TED NORMALLY 2 PORT VALVE WHAT IS THE PRESSURE REDUCING VALVE SETTING IF FITTED NO YES NO bar HAS THE EXPANSION VESSEL OR INTERNAL AIR SPACE BEEN CHECKED YES NO WHAT IS THE HOT WATER TEMPERATURE AT THE NEAREST OUTLET C bar ALL PRODUCTS YES DOES THE HOT WATER SYSTEM COMPLY WITH THE APPROPRIATE BUILDING REGULATIONS HAS THE SYSTEM BEEN INSTALLED AND COMMISSIONED IN ACCORDANCE WITH THE MANUFACTURER S ...

Страница 22: ...the European Drinking Water Directive EN 98 83 EC or latest version The water should not be aggressive i e the water chemistry shall comply with the following Chloride 250 mg L Electric Conductivity EC 25 C 750 uS cm Saturation Index LSI 80 C 1 0 0 8 pH level 6 0 9 5 The immersion heater has not been exposed to hardness levels exceeding 5 dH 180 ppm CaCO3 A water softener is recommended in such ca...

Страница 23: ...MENTS SIGNATURE DATE ENGINEER NAME SERVICE 5 COMPANY NAME TEL No COMMENTS SIGNATURE DATE ENGINEER NAME SERVICE 7 COMPANY NAME TEL No COMMENTS SIGNATURE DATE ENGINEER NAME SERVICE 9 COMPANY NAME TEL No COMMENTS SIGNATURE DATE ENGINEER NAME SERVICE 2 COMPANY NAME TEL No COMMENTS SIGNATURE DATE ENGINEER NAME SERVICE 4 COMPANY NAME TEL No COMMENTS SIGNATURE DATE ENGINEER NAME SERVICE 6 COMPANY NAME TE...

Страница 24: ...om 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 oso oso no www osohotwater com This installation manual and all its content is protected by copyright and may be reproduced or distributed only with written consent from the manufacturer We reserve the right to make changes without notice ...

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