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INSTALLER & COMMISSIONING ENGINEER DETAILS

INSTALLER DETAILS

COMPANY NAME

DATE

ADDRESS

INSTALLER NAME

TEL No.

REGISTERED OPERATIVE ID CARD No.

(IF APPLICABLE)

REGISTRATION DETAILS

COMMISSIONING ENGINEER (IF DIFFERENT)

NAME

DATE

ADDRESS

TEL No.

REGISTERED OPERATIVE ID CARD No.

(IF APPLICABLE)

REGISTRATION DETAILS

GUARANTEE - OSO UNVENTED HOTWATER CYLINDER

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 GUARANTEE

The OSO stainless steel inner vessel is guaranteed against material defect or manufacturing faults for a period of 25 years from the 

date of purchase. All other parts including, but not limited to factory fitted electrical elements (damage caused by lime scale excluded), 

expansion vessel, thermostats and valves are guaranteed against material defects or manufacturing faults for 2 years from the date 

of purchase. In the event of a replacement component being required OSO Hotwater will supply such part(s) free of charge and 

freight paid, on condition that the defective component is delivered, freight paid to OSO Hotwater within 2 weeks of written notice 

being given to OSO Hotwater of the defect. Such replacement parts shall be guaranteed under the terms of this guarantee to the 

unexpired period of the aforementioned 2 year period.

This warranty is conditional upon the OSO cylinder being installed in compliance with the OSO Installation & Maintenace Instructions, all 

current legislation, codes of practice and regulations governing the installation of unvented hot water cylinders in force at the date of instal

-

lation and provided that: 

1.  The water quality shall be in accordance with European Council Directive 98/83 EC, or revised version at the date of installation,

   and is not fed with water from a private supply. 

  Particular: 

Chloride content:   

 

Max. 250 mg/l

   

 

Sulphate content:   

 

Max. 250 mg/l

   

 

Combination Chloride/sulphate: 

Max. 300 mg/l (in total)

2.  The OSO cylinder is filled with water before turning the electricity supply on to the heater elements.

3.  The log book certificate is completed at the time of installation.

4.  The OSO cylinder is serviced and maintained every 12 months and is marked as such in the logbook provided with the cylinder. 

  Invoices for the maintenance work should be kept as proof of regular maintenance. Care should be taken of the logbook and 

  invoices as they serve as the guarantee certificate for the cylinder. 

5.  If the newly fitted water heater is not in regular use then it must be flushed through with fresh water for at least 15 minutes. 

  Open at least one hot water tap once per week, during a period of at least 4 weeks. 

6.  The OSO unvented cylinder has not been modified in any way other than by OSO Hotwater and is only used for the storage 

  of potable water.

7.  No factory fitted parts have been removed for unauthorised repair or replacement.

8.  Defects caused by frost, excess pressure, salt dehardner process, transient voltage, lightning strikes or incorrect installation, 

  repair or use, are not covered by this warranty. A laboratory evaluation of possible defects can be ordered by the user, 

  however the user must pay for this where the above mentioned conditions have not been fulfilled. Evidence of the purchase 

  date and the date of supply must also be submitted with your claim.

This guarantee does not confer any rights other than those expressly set out above and does not cover any claims for consequential loss 

or damage. This guarantee is offered as an extra benefit and does not affect your statutory rights as a consumer.

Summary of Contents for Delta Coil DC 300

Page 1: ...r AS Industriveien 1 3300 Hokksund Norway Tel 47 32 25 00 00 Fax 47 32 25 00 90 E mail oso oso no www osohotwater com Delta Coil DC VIP 120 150 180 210 250 300 l UK SAFETY INFORMATION O M INFORMATION...

Page 2: ...ywhere open to frost attack The unit should be placed on a stable flat surface capable of withstanding the weight of the cylinder when full see technical data on page 10 and access must be allowed for...

Page 3: ...see Table 2 11 Hot Water Outlet 3 4 BSP 12 Elbow Drain Cock 250445 13 Discharge Pipe Not supplied 14 Motorised Valve Not factory fitted 92000 15 Expansion Vessel AX12 18 or 24 Size Length of tube 22...

Page 4: ...see 3 1 5 above to include a Tee piece if a secondary return is required 3 1 7 Fit the Multibloc 3 to the top of the copper tube see 3 1 6 above 3 1 8 Connect 15mm copper tube from the expansion reli...

Page 5: ...e unit will drain Draining process may be speeded up by opening the temperature and pressure relief valve An internal 18 mm hose can be applied to lead the water to a gully sink or similar 5 2 System...

Page 6: ...tch with a minimum 3 mm separation required All electrical wiring should be carried out by a competent electrician using a heat resistant cable minimum 85 C and be in accordance with the latest I E E...

Page 7: ...valve which will act as a positive energy cut out should the safety cut out operate The motorised valve will also control the temperature of the domestic stored water via the cylinder thermostat which...

Page 8: ...Pocket is provided see below to se cure the sensor on the Delta Coil cylin der The probe is run through a channel from base of cylinder to the immersion housing The supplied motorised valve must be us...

Page 9: ...rge from the tundish occurs when water is being heated In this situation maintenance must be car ried out by competent person and the precharge pressure must be restored to the original value An annua...

Page 10: ...ed on 1 Check and switch on 2 Immersion heater thermal cut out has operated 2 Check and reset button see thermostat diagram page 8 and safety cut out on page 5 of installation manual 3 Programmer set...

Page 11: ...Max operating temperature on the solar heating coil C 99 99 99 99 99 99 Expansion solution Aquasystem 3 Bar Aquasystem 3 Bar Aquasystem 3 Bar Aquasystem 3 Bar Aquasystem 3 Bar Aquasystem 3 Bar Expansi...

Page 12: ...12 All replacement parts should be supplied by OSO HOTWATER UK LIMITED For spare parts visit www oso spares co uk www oso hotwater com Delta Product Fiche...

Page 13: ...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 rights For full details on the H...

Page 14: ...rdance with European Council Directive 98 83 EC or revised version at the date of installation and is not fed with water from a private supply Particular Chloride content Max 250 mg l Sulphate content...

Page 15: ...HARGE TESTED IS PRIMARY ENERGY SOURCE CUT OUT FITTED NORMALLY 2 PORT VALVE WHAT IS THE PRESSURE REDUCING VALVE SETTING IF FITTED WHERE IS OPERATING PRESSURE REDUCING VALVE SITUATED NO YES NO YES NO ba...

Page 16: ...ENTS 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...

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