background image

18

7.1  Customer service

In case of problems that cannot be resolved 

with the aid of the troubleshooting guide in 

this installation manual, contact either:

A) The installer who supplied the product. 

7. WARRANTY CONDITIONS

 - applies to UK only

8. REMOVING THE PRODUCT

8.1 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 AS (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  5  years  for  the 

stainless steel inner tank. 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. 

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 (90 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.

• 

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. 

• 

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.

The warranty is void if the Service Log Book in this manual has not 

been completed by installer and the service interval record has not  

been filled in after each service/inspection. 

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

The warranty conditions are not valid outside of the UK. 

8.2 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.

B)  OSO Hotwater (UK) Limited: 

  Phone: (0191) 482 0800

  Fax: (0191) 491 3655

  E-mail: [email protected]

Summary of Contents for Maxi Standard - MS

Page 1: ...Maxi Standard MS 600 1000 l EN 146233 00 10 2021 SAFETY INFORMATION O M INFORMATION INSTALLATION MANUAL...

Page 2: ...luded in delivery 6 3 3 Product dimensions 6 3 4 Requirements for installation location 7 3 5 Pipe installation 8 3 6 Electrical installation optional 11 4 Initial commissioning 12 4 1 Filling with wa...

Page 3: ...y are accessible for fu ture reference The manufacturer assumes compliance by the end user with the safety oper ating and maintenance instructions sup plied and by the installer with the fitting manua...

Page 4: ...be carried out by persons over 18 years of age with sufficient understanding CAUTION The product must not be exposed to frost over pressure over voltage or chlorine treatment See warranty provisions M...

Page 5: ...ure Equipment Directive PED 2014 68 EU Safety standard EN 60335 2 21 Welding standard EN ISO 3834 2 OSO Hotwater AS is certified for Quality ISO 9001 Environment ISO 14001 Work environment ISO 45001 2...

Page 6: ...mm Tolerance 50 0 mm 3 INSTALLATION INSTRUCTIONS 3 1 Products covered by these instructions MS 600 MS 1000 3 2 Included in delivery 2 3 1 4 C A B Ref no Pcs Description 1 1 Buffer tank with optional...

Page 7: ...with Building Regulation G3 England and Wales Technical Standard P3 Scotland or Building Regulation P5 Northern Ireland and the Water Fitting Regulations England and Wales or Water Byelaws Scotland T...

Page 8: ...nnecting pipes 3 5 3 Fitting of overflow pipe The discharge pipe from the T P safety valve shall be at least one pipe size larger than the nominal outlet size of the safety device 9m length The discha...

Page 9: ...and and Wales or Water Byelaws Scotland The product shall be properly aligned vertically and horizontally on a floor suitable for the total weight of the product when in operation See type plate The p...

Page 10: ...in blocks of flats the number served should be limited to not more than 6 systems so that any installation discharging can be traced reasonably easily The single common discharge pipe should be at lea...

Page 11: ...tration OSO supplies equipment packages for electrical installation complete with their own installation manual with wiring diagram please contact your OSO supplier for details Fixed electrical fittin...

Page 12: ...ing firmly verti cally and horizontally 4 4 Handover to end user 4 INITIAL COMMISSIONING THE INSTALLER MUST Brief the end user on safety and maintenance instructions Brief the end user on settings and...

Page 13: ...Inspection of anode Turn off power and water sup 5 USER GUIDE MAINTENANCE INSTRUCTIONS Maintenance should be carried out by persons over 18 years of age with suf ficient understanding Annual inspecti...

Page 14: ...ower supply is working correctly and the main breaker has not tripped Thermostat has cut out if in use Press the RESET button on the safety thermostat see User guide Heating element is defective if fi...

Page 15: ...th the appropriate Building Regulations 3 Failure to install and commission this appliance to the manufacturer s instructions may invalidate the guarantee The above does not affect your statutory righ...

Page 16: ...FFERENT 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 FA...

Page 17: ...HAT IS THE PRESSURE REDUCING VALVE SETTING IF FITTED WHERE IS OPERATING PRESSURE REDUCING VALVE SITUATED NO YES NO bar HAS THE EXPANSION VESSEL OR INTERNAL AIR SPACE BEEN CHECKED YES NO WHAT IS THE HO...

Page 18: ...r 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...

Page 19: ...COMMENTS 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 TE...

Page 20: ...twater co uk E mail sales uk oso hotwater co uk Manufactured by 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...

Reviews: