INSTALLATION MANUAL
Contents
1. 1 2 Honeywell HTG Valve 3 ST 6300 4 Programmer 24 Hr 5 6 7 8 9 10 DHW Valve ST 6300 V4043H Room stat FIGURE 2 Safety Cut out ___ Reset button _Y plan system terminal _ Working thermostat Adjustment Screw Cylinder thermostat located in electrical box Electrical spare parts Direct units Indirect units Thermostat 80020 Right thermostat 80030 Left thermostat 80020 Immersion heater 71259 Immersion heater 71259 OSO FAULT FINDING GUIDE POSSIBLE CAUSE REMEDY No water flow from hot taps Mains supply off 2 Strainer blocked Cold water inlet Pressure Reducing Valve incorrectly fitted Check and open stopcock Turn off water supply Remove strainer and clean See Pressure Reducing Valve page 6 Installation Manual Check and refit as required see item 3 page 5 of installation manual Water from hot taps is cold Heat pump not activated Immersion heater not switched on Immersion heater thermal cut out has operated Check Heat Pump operation If fault suspected consult installer or heat pump manufacturer Check and switch on Check and reset button see thermostat diagram page 9 and safety cut out on page 4 of installation manual Programmer set to central 4 Check and set to hot water heating or not switched on Cylinder thermal cut out has 5 Asat 2 operated Motorised2. and Pressure Relief Valve drain connection Ensure the expansion relief pipework discharges through the tundish Tundish pipework must be 22mm with a minimum vertical length of 300mm below tundish Maximum permitted length of 22mm pipework is 9m Each bend or elbow is equivalent to 0 8m of pipework All pipework must have continuous fall and discharge in a safe visible position If any doubt refer to Building Regulation G3 6 ELECTRICAL INSTALLATION Immersion heater Ecoline GEO is provided with a single immersion heater located above the heating coil The element is designed as an auxiliary heater to supplement the energy from the heat pump if this is insufficient to heat the domestic water to the required level Wiring instructions for the immersion heater is located on the reverse side of the lower lid Follow the wiring instructions connecting the live neutral and earth as indicated The electrical connection to the immersion heater must conform to current IEE wiring regulations The unit must be permanently connected to the electrical supply through a double pole linked switch with a minimum break capacity of 13 amps All internal wiring is factory mounted Each immersion heater has a working thermostat adjustable between 40 C 70 C A safety cut out is also incorporated within the thermostat and will operate at 85 C 3 C Should this happen press the reset button Important Before resetting the safety cut out or altering t
3. be accessible the pressure reducing valve has two only one need be accessible 6 Expansion relief drain pipework must be connected to a safe visible discharge point via a tundish and the pipework must have a continuous fall 7 The pressure reducing valve has two outlets the second one is for a balanced cold water supply to a shower or a bidet over rim type only ascending spray type requires type AA AB or AD air gap Major shower manufacturers advise fitting a mini expansion vessel in the balanced cold supply to accommodate thermal expansion and prevent tightening of shower controls Using the balanced cold connection to feed bath taps can reduce the flow available to the unvented cylinder If not required the balanced cold supply is blanked off The Benchmark Log Book enclosed with the cylinder should be completed after commissioning of the system and handed to the customer for future use TABLE 4 Product Actual Weight Weight Heat up mins Rating kW Heat loss Primary Hot Water code capacity L empty full coil coil kWh 24h flow rate Capacity 2 s m r er T oo 1 23 MAINTENANCE It is recommended that annually a competent person a Inspects and cleans the line strainer b Checks the operation of the expansion relief valve and temperature amp pressure relief valve c Recommissions the cylinder in accordance with the instructions on page 4 Co
4. charge to its set level Close hot tap Open the cold water supply valve Hot water discharge from tundish This indicates a malfunction of a thermal cut out operating thermostat or 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 TABLE 3 Product Max design Operating pressure Pressure drop Temp pressure Safety valve Exp vessel code pressure CW feed amp coil rimary heater relief valve Pressure conn capacit TE aee eae Ta a e Tug HP GEO 250 cw in 3 bar coil 2 5 bar 90 95 10 8 bar 15mm 1 2 HP GEO 300 cw in 3 bar coil 2 5 bar 90 95 10 8bar 15mm 1 2 INSTALLATION AND SERVICING INSTRUCTIONS Positioning the unit The water heater should be fitted level on a hard surface with sufficient load strenght to take the full weight of the cylinder see table 1 page 1 Adjustable feet are fitted to ensure the unit can be adjusted to a level position There is no limitations regarding the fitting distance from walls etc but itis strongly recommended to ensure easy access to all pipe fittings etc There should be at least 80 cm of free space in front of the water heater to ensure easy access for servicing and maintenance Protection from frost If the water heater is in danger of being exposed to frost while not operating under electr
5. 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 amp Maintenace Instructions all current legislation codes of practice and regulations governing the installation of unvented hot water cylinders in force at the date of installation 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 The OSO cylinder is filled with water before turning the electricity supply to the heater elements The benchmark certificate is completed at the time of installation The OSO cylinder is serviced and maintained every 12 months and is marked as such in the benchmark logbook provided with the cylinder Invoices for the maintenance work should be kept as proof of regular maintenance Care should be taken of the
6. logbook and invoices as they serve as the guarantee certificate for the cylinder 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 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 No factory fitted parts have been removed for unauthorised repair or replacement 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 9 To validate the warranty the user must complete and return the warranty card supplied accompanied by proof of purchase within 60 days of purchase Evidence of the purchase date and the date of supply installation must be submitted 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 IT IS THE RESPONSIBILITY OF T
7. valve not operating 6 Check wiring and or plumbing correctly connections to motorised valve See page 8 of the installation manual Intermittent water discharge Reduced expansion vessel charge 1 Repressurize expansion vessel Follow recommissioning instructions on page 4 Thermal control failure 2 Switch off power to immersion Note Water will be hot heater s and boiler supply to the unit When discharge has stopped check thermal controls replace it faulty Contact a competent person Continuous water discharge Cold water inlet Pressure Reducing Valve not working Temperature and pressure relief valve faulty Expansion relief valve not working correctly Check pressure from valve if greater than 2 1 bar replace See page 6 of installation manual As No 2 of above Check and replace if faulty See page 6 of installation manual 10 NOTE Disconnect electrical supply before removing any electrical equipment covers OSO FAULT FINDING GUIDE Hot water from taps is cold Are immersion Has immersion Is the heat pump heaters switched heater thermal i working on cut out operated i central heating or d not switched on NO Is the Has h on k s g i set to hot motorised NO cylinder idu valve thermal heaters operating cut out Prog correctly operated Check wiring or
8. 142039 01 GEO 11 2013 PLEASE LEAVE THIS MANUAL WITH THE OSO UNIT AFTER INSTALLATION CED Ecoline Geo RI HP INSTALLATION MANUAL The Ecoline GEO is an indirect unvented cylinder designed and approved for use with a heat pump The heating coil has been specifically designed for this heat source information is included in this manual to link the cylinder with the heat pump This cylinder is manufactured and approved in accordance with EN 12897 2006 This manual gives detailed advice for installation and should be read carefully prior to fitting any unvented unit Where components are supplied only for indirect units this is clearly shown This OSO cylinder must be installed by a competent person and be installed in compliance with the OSO Installation and Maintenance Instructions all current leg islation codes of practice and regulations governing the installation of unvented hot water cylinders in force at the date of installation Components supplied with the unit for site fitting See also page 2 for component list Multibloc valve includes pressure reducing valve line strainer balanced cold water take off for shower or bidet only check and expansion valve Tundish 1 2 F x 15 x 15 tee piece Health and Safety Flexible hose 220 mm Manual Handling Operations Regulations 1992 defines manual handling as any transporting or supporting of a 1 x 22mm Elbow Drain Cock load including the lifting pu
9. EAREST OUTLET ALL PRODUCTS DOES THE HOT WATER SYSTEM COMPLY WITH THE APPROPRIATE BUILDING REGULATIONS YES HAS THE SYSTEM BEEN INSTALLED AND COMMISSIONED IN ACCORDANCE WITH THE MANUFACTURER S INSTRUCTIONS YES HAVE YOU DEMONSTRATED THE OPERATION OF THE SYSTEM CONTROLS TO THE CUSTOMER YES HAVE YOU LEFT ALL THE MANUFACTURER S LITERATURE WITH THE CUSTOMER YES COMPETENT PERSON S CUSTOMER S SIGNATURE SIGNATURE To confirm demonstrations of equipment and receipt of appliance instructions PLEASE FOLLOW THE INSTALLATION AND COMMISSIONING INSTRUCTIONS IN THE INSTALLATION MANUAL SUPPLIED WITH THE EQUIPMENT 15 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 belos 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 When all the above services have been completed please contact your Ser
10. HE INSTALLER TO COMPLETE THIS LOGBOOK AND PASS IT ON TO THE CUSTOMER FAILURE TO DO SO MAY INVALIDATE THE CYLINDER GUARANTEE 14 Rw e SN APPLIANCE amp TIME CONTROL DETAILS MANUFACTURER OSO HOTWATER UK MODEL CAPACITY litres SERIAL No TYPE UNVENTED TIME CONTROL PROGRAMMER or TIME SWITCH 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 bar HAS STRAINER IF FITTED BEEN CLEANED OF INSTALLATION DEBRIS YES NO HAS A WATER SCALE REDUCER BEEN FITTED YES NO WHAT TYPE OF SCALE REDUCER HAS BEEN FITTED UNVENTED SYSTEMS ARE COMBINED TEMPERATURE AND PRESSURE RELIEF VALVE AND EXPANSION VALVE FITTED AND DISCHARGE TESTED YES NO IS PRIMARY ENERGY SOURCE CUT OUT FITTED NORMALLY 2 PORT VALVE YES NO WHAT IS THE PRESSURE REDUCING VALVE SETTING IF FITTED WHERE IS OPERATING PRESSURE REDUCING VALVE SITUATED YES NO HAS THE EXPANSION VESSEL OR INTERNAL AIR SPACE BEEN CHECKED YES NO WHAT IS THE HOT WATER TEMPERATURE AT THE N
11. IMPORTANT Please keep the Log Book in a safe place for future reference This Log Book is to be completed in full by the competent person s who commissioned the equipment and then handed to the customer When this is done the Log Book is a commissioning certificate that can be accepted as evidence of compliance with the appropriate Building Regulations Failure to install and commission this appliance to the manufacturer s instructions may invalidate the guarantee N a e The above does not affect your statutory rights Benchmark is supported by 595 hot water 2 association HEATING AND HOTWATER INFORMATION COUNCIL Ag INSTALLER amp COMMISSIONING ENGINEER DETAILS COMPANY NAME DATE ADDRESS INSTALLER NAME TEL No REGISTRATION DETAILS REGISTERED OPERATIVE ID CARD No IF APPLICABLE COMMISSIONING ENGINEER IF DIFFERENT NAME DATE ADDRESS TEL No REGISTRATION DETAILS REGISTERED OPERATIVE ID CARD No IF APPLICABLE GUARANTEE OSO UNVENTED HOTWATER CYLINDER 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
12. e M Not Factory Fitted 92000 7B Pressure Reducing Valve with 355013 exible Hose for Expansion Vessel Check Valve and Balanced Cold Connection bow Drain Cock Thermostat Heat Pump 9 Expansion vessel Not supplied 510505 able Entry 7 Immersion Heater 7 Discharge Pipe Not supplied Cold Feed Tube 20 Tee Piece for Exp Vessel Not supplied Not supplied see Table 2 21 Sensor Pocket 1 2 ajo aj ejojn TABLE 2 Size Lenght of tube 022 mm Exp vessel pre charge COLD WATER SUPPLY 1 2 3 4 To obtain the best performance from your OSO unvented system it is advisable to feed the unit with an uninterrupted supply Before connecting to the multibloc flush the cold supply pipework of all flux and debris Locate the water heater in a suitable position to facilitate the installation of the cold water supply discharge fittings and pipework Also take into account access to the immersion heaters and the commissioning valve Fit both 1 2 male heat pump sensor pockets to the Sensor Pocket bosses 12 amp 21 200 litre cylinder 250 amp 300 litre cylinder 5 Fit the combined male elbow drain cock to 5 Fit the combined male elbow drain cock to cold supply point 13 so that the compress cold supply point 13 so that the compress ion fitting is horizontal point to the right ion fitting is vertical 6 Fit the length of copper tube 22mm speci
13. fied Fit the length of copper tube 22mm specified in table 2 to the cold feed elbow with a right in Table 2 to the cold feed elbow see 5 angle bend as shown to include a T piece for above to include a T piece for the expansion the expansion vessel vessel 7 Fitthe pressure reducing valve to the top of Fit the pressure reducing valve to the top of the copper tube so that the black knob is the copper tube so that the black knob is facing right facing right 8 Fita 15mm copper tube to the T amp P valve Fitthe female outlet of the tee piece to the and bend around the top of the cylinder to pass close and 50 mm to the left of the cold feed pipe Cut the pipe off 700 mm from the floor Fit the compression end of the T piece to the bottom of the 15mm copper pipe with temperature and pressure relief valve 5 with the horizontal connection facing right at approx 45 Fit the tundish to the T piece using a short length of copper tube the female end pointing down and the right angle connection pointing 45 to the right 9 Remove the nut and ring from the top connection of the tundish and screw the male thread into the female thread of the T piece 10 Remove the appropriate nuts and rings and connect the flexible hose to the expansion relief valve and the right pointing T piece connection 11 If a balanced mains pressure cold water supply is required to a shower or bidet over rim type only remove the blanking cap from t
14. he pressure reducing valve 3 and connect to the shower or bidet cold supply Do not use the balanced cold connection to feed bath taps as this can reduce the flow available to the unvented cylinder 12 Connect the cold supply to the Multibloc 3 13 Fit the expansion vessel to the wall close to the water heater using the enclosed mounting bracket Connect the expansion vessel hose to the T piece in the cold feed pipe to the cylinder The expansion vessel is supplied with the OSO unit fit as shown on page 2 Hot water supply 14 Connect the hot water supply pipe to the outlet 9 Ensure connection is water tight Secondary return optional 15 Connect secondary return if required by fitting a T piece not supplied into the cold feed tube 8 according to diagram on page 16 Discharge pipe 16 Connect the discharge pipe from the tundish 6 This must have a continuous fall and be fitted in accordance with The Building Regulations see page 16 The tundish should be installed away from electrical devices Primary flow amp return amp motorised valve heat pump 17 The heat pump primary flow and return connections should be made to the unit The motorised valve must be fitted either on the flow or return of the primary water heating circuit The primary flow and return connections are 34 female The valve has 22mm copper connections The direction of the primary flow in the coil is top to bottom zs COMMISSIONING Filling u
15. he thermostat setting isolate electrical supply to the unit prior to removal of the lid Ensure the lid to the electrical box is replaced correctly and the retaining screw is fitted Heating coil Heat sources to unvented hot water cylinders must be controlled by a thermal cut out as well as a thermostat The OSO Ecoline GEO with sensor bosses and pockets to house temperature sensors linked to the heat pump OSO Hotwater UK Limited can not be responsible if alternative wiring plans are used Important Before resetting the safety cut out or altering the thermostat setting isolate electrical supply to the unit before removal of the lid S Plan Wiring Layout IMMERSION CYLINDER Thermostat Thermostat Terminal for Y plan System Zone Valve DHW supplied Zone Valve Htg not supplied V4043H Room stat T6360B Isolated Mains L N Supply From Fused Spur 2 3 2 3 4 4 4 4 576400 The wiring plan shown is based on the use of a 10 way Junction Box Honeywell Part no 42002116 001 Junction Box terminal 10 is switched live and if needed terminal 9 is pump live S Plan System Schematic 2 Port Valve supplied Radiators UFH If using a 6 wire 28mm or 1 BSP V4043H on either circuit the white wire is not needed and must be made electrically safe Honeywell ST 6400 Programmer 7 day Mains L1 N 2
16. ic power the unit must be drained to avoid damage Make sure the electric power is turned off before draining otherwise the heating elements can be damaged and the warranty is void Draining instructions see Commissioning on page 4 Cold water inlet control Multibloc See Page 2 Items 3 4 This combination consists of a pressure reducing valve with integral strainer check valve and expansion valve with stainless steel seat The pressure settings are set and locked in the factory and are shown on the top of each valve For optimum performance the following installation instructions should be complied with Installation 1 Cold water supply to be 22mm nominal size 2 Flush supply pipework before connection to remove all flux and debris prior to fitting the inlet controls Failure to do this may result in irreparable damage to the controls and will invalidate the warranty 3 The MULTIBLOC can be fitted in any orientation to suit the installation as long as it is fitted in the correct flow direction Check the flow arrows on the side of the body 4 The expansion valve should be either horizontal or pointing downwards If fitted upwards debris may be deposited on the seat and cause fouling of the seat when the valve operates Check direction of flow arrows 5 The black plastic plugs in the body are pressure gauge connections to enable pressure monitoring to be carried out should the system develop a fault It is recommended that these
17. p Opena 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 Check for leaks Manually operate Temperature and Pressure Relief Valve 5 to ensure free water flow through discharge pipe Turn knob to left Draining flushing 1 Turn off mains supply 2 Connect hose pipe to drain cock at base of cylinder 3 Open hot tap Open drain valve and open temperature amp pressure relief valve 4 Allow to drain Follow commissioning instructions above to refill 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 before resetting the safety cut out or altering the thermostat setting isolate electrical supply to the unit prior to removal of the electrical box lid 3 Reduce thermostat setting and press the reset button After adjustments are completed ensure the lid to the electrical box is replaced correctly and the retaining screw is fitted 4 If still out of operation contact installer RECOMMISSIONING INSTRUCTIONS Cold or tepid water discharge from tundish The tundish should be installed away from electrical devices Close cold water supply valve Open a hot tap Repressurise the expansion vessel air
18. plumbing connections Check and reset button If problem still persists contact a competent engineer plumber Reduce ls Thermostat wired Temperature setting as per layout for S NO plan installation Faulty Check cylinder NO thermostat thermostat is switching on amp off with programmer amp hot water on Connect wiring as per instructions replace Is 2 port motorised valve closing when cylinder reaches temperature Wiring Fault Seek advice Check wiring from on cylinder electrician YES thermostat If in doubt at any stage you must consult a qualified electrician Ts ALTERNATIVE DISCHARGE Downward discharges at low Motel tacha trom level i e up to 100mm above Sy external surfaces such as car parks hard standings grassed areas etc are acceptable pro viding that where children may play or otherwise come into contact with discharges a wire cage or similar guard is posi tioned to prevent contact whilst maintaining visibility wth corpus fal Soe 2 Sor Discharge at high level i e into a metal hopper and metal down pipe with the end of the discharge pipe clearly visible tundish visible or not or onto a roof capable of withstanding high temperature discharges of water and 3m from any plastics guttering system that would collect such discharges tundish visible Where a single pipe serves a number of discharges such as in blocks of flats the number ser
19. rrosion resistance Duplex stainless steel is naturally corrosion resistant to mains water supply No specific maintenance is required to maintain this resistance Please see guarantee terms for permissable water content Please note OSO cylinders are not guaranteed for use with a private water supply The immersion heater can be removed to provide visual inspection access to the cylinder Pressure reducing valve Expansion relief cartridge 1 Isolate the cold water supply and open a 1 Isolate the cold water supply and open a ground floor cold tap ground floor cold tap 2 Unscrew the pressure reducing cartridge 2 Unscrew blue expansion relief headwork 3 Clean the filter mesh and the cartridge from valve body under running water 3 Clean valve seat face and seating do not 4 Replace cartridge ensuring that strainer is scratch or damage either seat face or seating correctly located and reassemble the unit 4 Refit in reverse order Do not overtighten Pressure Reducing Valve cartridge and Expansion valve cartridge and seat Part strainer Part No REDC312100 3 Bar No RELC 102201 8 0 Bar Complete Expansion Valve Part No PREL 102300 8 0 Bar SPARE PARTS Expansion valve Pressure reducing valve Cartridge and seat Cartridge Part No Part No RELC 102201 REDC 312100 3 bar 8 0 Bar Expansion valve Part No PREL 102300 8 0 Bar Tundish Install theTundish in a vertical position within a maximum of 600mm from the temperature
20. tting down pushing pulling carrying or moving thereof by hand or bodily force The 2 sensor pockets Regulations set no specific requirements such as weight imits However common sense still has to be used Motorised valve based on an ergonomic approach for each individual Expansion vessel DIMENSIONS AND WEIGHTS TABLE 1 PRODUCT REF 200 250 300 Components factory fitted HEIGHT 1180 1400 1600 DIAMETER 580 580 580 Immersion heater WEIGHT EMPTY 50 55 65 Thermostats thermal cut out MAX WEIGHT FULL 292 341 Temperature and pressure relief valve Installation details The OSO unvented unit is designed for use with supply pressure up to 10 bar For pressures over 10 bar an additional pressure reducing valve must be fitted in the supply pipe to the unit General Layout Fig 1 EXTERNAL VIEW 200 L EXTERNAL VIEW 250 amp 300 L CUTAWAY VIEW TT Retum 3 4 BSPF ot Water Outlet 3 4 BSPF Flow 34 BSPF exible Hose ols 1 2 5 Temperature and Pressure Relief Valve 550853 lectrical Box 7A Thermostat Immersion Heater 8 Motorized Valv
21. ved 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 least one pipe size larger than the largest individual discharge pipe to be connected For further information contact your Building Control Office or The British Board of Agr ment SECONDARY RETURN x FIGURE 4 FIGURE 5 1 Secondary Return Fitting T piece not supplied 2 Non Return Valve 3 Circulation Pump 4 Secondary Return Line 5 Balanced cold supply for showers or bidet only C All replacement parts must be supplied by OSO HOTWATER UK LIMITED To obtain the address of a local stockist contact OSO HOTWATER UK LTD E15 Marquis Court Team Valley Trading Estate Gateshead Tyne amp Wear NE11 ORU Phone 0191 482 0800 Fax 0191 491 3655 www oso hotwater com E mail technical uk oso hotwater com spareparts uk oso hotwater com sales uk oso hotwater com 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 imr oo EN ME EZD benchmark 2 gt The code of practice for the installation commissioning amp servicing of mains pressure hot water storage Installation Commissioning and Service Record Log Book CUSTOMER DETAILS NAME ADDRESS TEL No
22. vice Engineer for an additional service interval record sheet 246 SERVICE 1 DATE SERVICE 2 DATE ENGINEER NAME ENGINEER NAME COMPANY NAME COMPANY NAME TEL No TEL No COMMENTS COMMENTS SIGNATURE SIGNATURE A X SERVICE 3 DATE SERVICE 4 DATE D ENGINEER NAME ENGINEER NAME COMPANY NAME COMPANY NAME TEL No TEL No COMMENTS COMMENTS SIGNATURE SIGNATURE J N P SERVICE 5 DATE SERVICE 6 DATE N ENGINEER NAME ENGINEER NAME COMPANY NAME COMPANY NAME TEL No TEL No COMMENTS COMMENTS SIGNATURE SIGNATURE P SERVICE 7 DATE SERVICE 8 DATE B ENGINEER NAME ENGINEER NAME COMPANY NAME COMPANY NAME TEL No TEL No COMMENTS COMMENTS SIGNATURE SIGNATURE M S Xs SERVICE 9 DATE SERVICE 10 DATE B ENGINEER NAME ENGINEER NAME COMPANY NAME COMPANY NAME TEL No TEL No COMMENTS COMMENTS SIGNATURE SIGNATURE i i 7 HWSLB First Edition 01 03 03
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