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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:
A) The installer who supplied the product.
B) OSO Hotwater UK Limited:
Tel.: (0191) 482 0800 Fax: (0191) 491 3655
Email: technical.uk@oso-hotwater.co.uk
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.
9.2 Returns scheme
This product is recyclable and should be taken to
the environmental recycling centre. If the prod-
uct is to be replaced with a new one, the installer
can take the old cylinder away for recycling.
GUARANTEE - OSO UNVENTED HOTWATER CYLINDER
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 10°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.
