AQUA PREMIER ELECTRONIC ELECTRIC SHOWER Installation
Contents
1. Effect of Other Water Devices If you experience any difficulty with the installation or operation of your new shower then please refer to the What to do if things go wrong section in this manual before contacting us IMPORTANT SAFETY INFORMATION 1 Your shower has been designed for convenience economy and safety of use provided that it is installed used and maintained in good working order and in accordance with our instructions and recommendations 2 All wiring and installation must be supervised by a suitably qualified person 3 THIS APPLIANCE MUST BE EARTHED 4 The installation must be in accordance with the current edition of BS 7671 the IEE Wiring Regulations and Part P of the Building Regulations in force at the time of installation Installations outside of England and Wales must also conform to any local regulations in effect This appliance is intended to be permanently connected to the fixed electrical wiring of the mains supply with its own dedicated supply 5 This appliance must NOT be fitted where it may be subjected to freezing conditions 6 DO NOT switch the appliance on if you suspect it of being frozen Wait until you are sure it has thawed out 7 DO NOT fit any sort of tap or control on the appliance outlet The appliance is designed to have an open outlet and should only be used with Heatstore recommended fittings 8 The shower handset provided is designed to work wit2. the water temperature to stabilise The final adjustment may be in any position The final adjustment may be in any position If after turning fully clockwise water is still too hot If after turning fully anti clockwise water is press Button B ECO and re adjust Knob E still too cold set shower pattern on shower to give desired temperature handset to outer or inner pattern only Water flow will be reduced on this setting 5 Once a temperature setting to your liking has been achieved Knob E will rarely need adjusting You must however take into account required adjustments for variations of incoming mains water temperature between summer and winter see Effect of Seasonal Incoming Water Temperature Changes page 10 6 When you have finished showering press button D STOP only the LED light above will flash Water will continue to flow for up to 7 seconds before switching off Wait for the water to stop and then switch off the electricity at the ceiling switch or local isolator 7 Turning the shower on by pressing Button B reduces the power used by the shower giving a cooler shower or the option of reduced water flow This option is mainly for summer usage and if this is used then Knob E must be re adjusted 8 Turning the shower on by pressing Button C will supply water without any heating 9 Your shower is designed to stabilise temperature changes caused by water pressure flu
3. Water too HOT Water flow restricted by blockage in filter of solenoid valve Replace solenoid valve Water too COLD Check circuit through thermal cut out and or through pressure switch microswitches A schematic wiring diagram Is available from our technical advisory service Check each element circuit and check tightness of electrical connections No control over Check control knob is correctly engaged onto the stabiliser valve drive gear water flow Undo headworks of stabiliser valve Check stabiliser is in place and remove any debris in valve then re assemble Water discharges Check for cause of high pressure and remove it from pressure Blockage on outlet e g blocked shower handset relief valve Replace the pressure relief disc not covered by guarantee Water does not Ensure that the flying lead from the PCB is connected to the Front Cover flow when button Check circuit through solenoid coil and or through pressure switch microswitches A B C Is pressed Possible PCB fault If defective then replace Power supply not reaching shower HOW YOUR AQUA PREMIER ELECTRONIC SHOWER WORKS 1 Water is heated instantaneously as it flows over the heating elements in the copper sree cylinder Diagram 6 Terminal Thermal Block Cut Out 2 The heaters are only switched on when sufficient water is flowing Copper Cylinder This is done automatically with a switch S which works on water pressure and is
4. BEFORE CONTI NUI NG WITH I NSTALLATI ON The heater must be connected to the mains cold water supply This must have a minimum running pressure of 69kPa 0 7 bar 10 psi and a maximum pressure of 690kPa 7 0 bar 100 psi WARNI NG BEFORE CONNECTI NG THE PI PE WORK TO THE SHOWER ENSURE THAT THE PIPE WORK IS FULLY FLUSHED OUT 1 Unscrew the Red Cap from the shower outlet pipe and discard it in a suitable manner It has been used to seal the shower during transit and is no longer required 2 Itis recommended that a WRAS Water Regulations Advisory Scheme listed isolating valve is fitted to the incoming mains cold water before the shower unit This will allow the unit to be serviced or exchanged without having to turn off the mains water at the water stop valve 3 The heater can be fed from a header tank provided this has a minimum head of 7 metres 23ft 4 The cold water inlet connection supplied is a plain 815mm straight shank shaft This connector will accept either a 815mm compression elbow or a 15mm push on elbow l5mm copper stainless steel or suitable plastic pipe should be used For your convenience a cold water inlet configuration diagram is shown on page 5 If rear entry is required treat as top entry with an additional Yorkshire elbow soldered type for fitting into the rear channel To aid installation you may find it convenient to move the flexible pressure relief valve outlet assembly by removing
5. Right Side Pipe Centres Top Entry Left Side Bottom Entry Left Side c ELECTRICAL WARNING THIS SHOWER MUST BE EARTHED The electrical installation must be in accordance with the current BS 7671 IEE Wiring Regulations and Part P of the Building Regulations and or local regulations 1 The shower unit is designed for a single phase AC electrical supply Please check the rating plate on the unit to see what details apply to your shower AS A GUIDE ONLY Only applies if external earth impedance is less than 0 35 Ohms Rain ____ CableSizes Fuse MCB Cable Length 6 0mm 27m Max ve vee pan oz0y 40A Type B MCB a pee 45A BS 1361 fuse 12m Max 10 0mm l 21m Max 2 hpi 40A Type B MCB etl 10 0mm2 21m Max 10 5 9 6kW 240 230V 45A BS 1361 fuse Remember to upgrade the cable if it runs in thermal insulation in a loft or for a longer distance 2 A means for disconnection in all poles must be incorporated in the fixed wiring in accordance with the wiring rules We recommend a ceiling switch mounted in a convenient position 3 If you have decided to connect the cable on the left hand side then please remove and use the cable clamp that was provided along the right side see Diagram 3a b WARNING IF LEFT HAND SIDE CABLE ENTRY IS USED THE MAINS CABLE OUTER SHEATH MUST BE STRIPPED BACK TO THE LEVEL MARKED ON THE BACKPLATE AND ALL THREE CONDUCTORS MUST BE FULLY SLEEVED WITH THE SLEEVING PROVI DED BETW
6. a indicated by the LED indicator illuminating Tank Clip 3 The water is turned on and off by the PE cei solenoid valve and Control PCB built into oer Pressure Switch the shower Butte This is switched on when button A B or Valve C is pressed Inlet Connection E Detachable 4 The flow of water is automatically held at Bottom the level set by the user even though the rom Supply pressure may vary see Effect of Other Water Devices on Incoming Water ae Sean ae atom Diagram 6 Supply Fixing Hole Relief Pipe Connection Fixing Hole 5 If the water supply falls below a set limit the pressure switch will operate and switch off the power to the elements This is indicated by LED indicator going out see Effect of Other Water Devices on Incoming Water Supply 6 As a further safeguard a thermal cut out switches the power off if the water temperature climbs above the set limit This cut out which gives an audible click may also operate due to residual heat when the shower is switched off It will reset itself if water is run through the shower for 10 to 20 seconds 7 The pressure relief device is to safeguard against abnormal pressure conditions and provides a level of appliance protection should an excessive build of pressure occur within the shower Effect of Seasonal Incoming Water Temperature Changes The required water temperature is achieved by adjusting the rate of water flow Diagram 7 Diagram 7 shows
7. e The handset must not be able to come into contact with used water in the cubicle bath or basin If it can then a vacuum breaker must be fitted 4 Fix the riser rail with screws provided The fixing holes at the base of the brackets will be disclosed by removing the plastic fronts See Diagram 4 and instructions supplied with accessories for further details 5 If you have not yet done so remove the front cover assembly by undoing the retaining screws at the top and bottom of the unit and lifting the cover off 6 Your shower unit not only accepts services from the top bottom or rear It also accepts services from the left or right hand side of the unit Decide the position of the electrical cable into the unit If top entry is chosen cut away the walls in the backplate as shown in Diagram 2a If bottom entry is chosen cut away Optional knock out the walls in the detachable bottom Diagram 2a a for right hand side Optional knock out pipe entry from top section as shown in Diagram 2b a for right hand side The detachable bottom section is Optional knock out cable entry from top for left hand side secured to the backplate by 2 screws cable entry from top 7 Decide the position of entry of the Optional knock out cold water pipe into the unit for left hand side If top entry is chosen pipe entry from top cut away the backplate as shown in Diagram 2a If bottom entry is chosen cut away the walls in the detac
8. the two securing screws See Diagram 2b In multiple installations correct pipe work sizes should be calculated to maintain adequate flow to each shower 5 It is permissible to use a WRAS Water Regulations Advisory Scheme approved sealant sparingly whilst avoiding excess finding its way into the shower operating parts 6 With isolating valve connected flush the pipe work through to remove any particles etc before making the final connection to the shower Blockage in the water ways particularly the handset and solenoid valve will prevent the heater working properly Note You may be charged for a service call if it is due to incorrect installation 7 The shower is designed to have an open outlet and should only be used with Heatstore recommended fittings Do not connect the handset until after the front cover and detachable bottom section are fitted WARNING DO NOT FIT A TAP ON THE SHOWER OUTLET WARNING TAKE CARE TO AVOID RESTRICTING THE OUTLET OF THE PRESSURE RELI EF VALVE COLD WATER INLET PIPE CONFI GURATI ON Please note that standard compression fittings are shown Push Fit connections or a combination of the two are also suitable To aid installation you may find it convenient to move the flexible pressure relief valve outlet assembly by removing the two securing screws If you do please ensure that they are fully tightened on re assembly see Diagram 2b Top Entry Shown Dashed amp Bottom Entry
9. EEN THERE AND THE TERMI NAL BLOCK SEE DIAGRAM 3a ENSURE ALL THREE CONDUCTORS ARE FULLY SLEEVED WITH SLEEVING PROVIDED a A REPOSITION e01 T 0 070 CABLE CLAMP FROM aes OORO RIGHT HAND SIDE xX Q STRIP BACK S MAINS CABLE a OUTER SHEATH z AT LEVEL SHOWN z ON BACKPLATE l E ere ia je za Diagram 3a Diagram 3b Left Side Installation Right Side Installation PLEASE NOTE THE SLEEVING PROVIDED IS REQUIRED FOR LEFT HAND SIDE CABLE ENTRY ONLY IT IS NOT REQUIRED FOR RIGHT HAND SIDE ENTRY 4 Connect cable to terminal block making sure that all the retaining screws are VERY TIGHT and that no cable insulation is trapped under the screws cee WARNING FAILURE TO COMPLY WITH THESE I NSTRUCTIONS COULD pesos RESULT IN FAILURE OF THE TERMI NAL BLOCK 5 Re fit the detachable bottom section with the two screws if it was removed IMPORTANT Ensure you connect the flying lead from PCB to the front cover 6 Re fit the front cover and secure by replacing the top and bottom fastening screws 6 7 Fit the shower hose and operate the shower first without the handset to flush out particles fit the
10. ctuations see Effect of Other Water Devices on Incoming Water Supply see page 10 WARNING DO NOT SWITCH THE SHOWER ON IF YOU SUSPECT IT OF BEING FROZEN WAIT UNTIL YOU ARE SURE IT HAS THAWED OUT WARNING DO NOT OPERATE THE SHOWER IF WATER IS DISCHARGED FROM THE PRESSURE RELI EF VALVE MAINTENANCE IS REQUIRED BEFORE THE SHOWER CAN BE SAFELY USED WARNING CONSIDERATION SHOULD BE GIVEN TO SUPERVISING THE YOUNG ELDERLY AND THE INFI RM WHILST THEY USE THIS SHOWER 8 WHAT TO DO IF THINGS GO WRONG 1 SELF HELP If the shower is not working satisfactorily make the following checks before calling out the installer Any one of these adjustments could restore the performance The shower cycles Temperature Is set too hot causing the thermal cut out safety device to operate from HOT to COLD Turn knob E clockwise to increase water flow Slowly increase the water temperature by turning knob E anti clockwise until a comfortable showering temperature has been reached WAIT approximately 20 seconds for each adjustment to affect the water temperature ECO setting may need to be selected Water too HOT Increase water flow by adjusting knob E clockwise ECO setting may need to be selected Increase pressure to water supply e g fully open service valve or stop cock Check hose is not kinked restricting the water flow and clean handset Water too COLD Check power is on by LED indicator being illuminate
11. d Decrease water flow by adjusting knob E anti clockwise HIGH setting may need to be selected Select inner or outer only handset spray pattern Spray pattern poor Clean the shower handset Water takes longer Thermal cut out has operated after previous use and the LED Indicator has gone out to heat up automatically resets when unit cools down HIGH setting may need to be selected Water goes cold Check LED indicator is illuminated while using Check water pressure has not fallen so far as to let pressure switch cut out shower e g Another tap drawing water off Raise position of shower handset Please Ring 0117 923 5375 or E Mail enquiries heatstore adivision co uk Water continues to This is normal flow when button The shower includes a shutdown feature that means the water will continue to flow D pressed to stop for up to 7 seconds after d STOP has been selected WHAT TO DO IF THINGS GO WRONG 2 PROFESS ONAL SERVICE If the previous Self Help checks fail to restore the performance you should seek professional help The person who installed the shower is probably the best one to investigate and correct it and is certainly the person to contact if you have had a problem in the guarantee period The following additional checklist is provided for the benefit of the qualified service person WARNING SWITCH OFF THE ELECTRICITY AT THE LOCAL ISOLATOR BEFORE REMOVING THE COVER TO MAKE CHECKS
12. division co uk 7 HOW TO USE YOUR AQUA PREMIER ELECTRONIC SHOWER DETAILED 1 Ensure the electricity and water are turned on to the unit Diagram 5 2 Your shower can be turned on by pressing either 3 Button A Button B or Button C see Diagram 5 Button A Starts shower on HIGH power Button Al Button B Starts shower on ECO Economy power a Button C Starts shower on Cold pha ae Button C Once pressed a light will illuminate above the button aeeai Button D confirming that power selection has been made Knob E controls the temperature of the water and For this example turn Knob E to mid position Knob E 3 Press Button A and the water will flow 4 Allow about 20 seconds for the temperature of the water to stabilise It is recommended that you do not wholly enter the water spray during this period especially if the shower has just been used I F WATER IS TOO COLD IF WATER IS TOO HOT Turn Knob E anti clockwise towards Turn Knob E clockwise towards grey marks the red marks 1 8 of a turn and continue 1 8 of a turn and continue turning clockwise until turning anti clockwise until you get the you get the water temperature of your liking water temperature of your liking Wait 20 seconds after each adjustment for the Wait 20 seconds after each adjustment for water temperature to stabilise
13. ee OP a E FEI ee a Ts a E E d E i x ELH HF EET B ie ih E iik u E E ir Een EA E E F E m E Te ee iz al 6s x O F Er m C U M eee A B el 2 E 7 AQUA PREMIER ELECTRONIC ELECTRIC SHOWER Installation and User Guide IMPORTANT This booklet should be left with the user after installation and demonstration CONTENTS Section Section Introduction What to do if things go wrong 1 Important Safety Information What to do if things go wrong 2 Professional Service How your Shower Works Assembly of Accessories Heatstore After Sales Service How to maintain your Shower How to install your Shower Cold Water Inlet Pipe Configuration Guarantee and Contact Details Common spare Parts How to use your Shower Summary How to use your Shower Detailed INTRODUCTION Thank you for purchasing a quality Heatstore Aqua Premier Electronic Shower To enjoy your new shower at its best please take time to read this manual thoroughly to familiarise yourself with all instructions BEFORE beginning installation Having done so keep this manual handy for future reference Your shower is designed to stabilise temperature changes caused by water pressure fluctuations These can result from toilets being flushed or taps being turned on and off When this happens your showering temperature will be held within a controlled band provided that the minimum pressure required by the shower is maintained see
14. es and or circuit breakers This guarantee does not affect your statutory rights ii s P E Em i el x E ry En HF ME sa teh Oe of E Er m 7 ZH fr E M Zea EE Ll z ai E E Ek Le m Le L e A A a ee Es Sa a r m N VI CTORI A ROAD AVONMOUTH BRI STOL BS11 9DB TEL 0117 923 5375 FAX 0117 923 5374 Website www heatstore co uk 11 HOW TO USE YOUR AQUA PREMIER ELECTRONIC SHOWER SUMMARY 1 Ensure the electricity and water are turned on to the unit 2 Your shower can be turned on by pressing either Button A Button B or Button C Button A Starts shower on HIGH power Button A Button B Starts shower on ECO power aoe Button C Starts shower on COLD dA PE dp ry ign vy Button HG Press Button A B or C 7 Button D Water will flow and the LED indicator above your choice will illuminate It is recommended that you do not wholly enter the water flow during this period PE E 3 Ifthe water is not at your desired showering temperature turn knob E a small amount until you reach the desired showering temperature Turn clockwise for cooler or Turn anti clockwise for warmer 4 When you have finished showering press Button D only the LED light above will flash Water will continue to flow for up to 7 seconds before switching off 5 Switch off the electricity supply at the ceiling s
15. fer a technical advisory service on the telephone to installers and other customers with problems in the field RING 0117 923 5375 A3 Leaflet No 567 2189 30 Revision A 12
16. h electric showers Only use the manufacturers approved accessories with this shower 9 Take care to avoid restricting the outlet of the pressure relief device If water is discharged from the pressure relief device maintenance will be required before the appliance can be safely used 10 Isolate the mains electrical and water supply before removing the front cover of the appliance 2 HOW TO INSTALL YOUR AQUA PREMIER ELECTRONIC SHOWER WARNING ALL WIRING AND INSTALLATION MUST BE Diagram 1 SUPERVISED BY A SUITABLY QUALI FIED PERSON WARNING DO NOT INSTALL THIS SHOWER WHERE IT MAY BE SUBJ ECTED TO FREEZING CONDITIONS 0 6metres 2ft We recommend that the installation is done in the following sequence Fixing the shower to the wall b Plumbing c Electrical connections a a FIXING THE SHOWER TO THE WALL 1 Position the riser rail at a convenient height for majority of users as detailed in Diagram 1 and mark its position 2 Position the heater so that the top of the unit is horizontal and level with or a maximum of 0 6 metres 2ft below the top of the riser rail Choose a flat piece of wall to avoid the possibility of distorting the backplate as this may make the front cover a poor fit SET AT A CONVENIENT HEIGHT FOR MAJORITY OF USERS 3 Adjust the position to get the most convenient arrangement taking 7 the following into account e The heater must not be mounted in the direct spray from the handset
17. hable bottom section as shown in Diagram 2b If rear please read the section on plumbing To aid installation you may find it convenient to move the flexible pressure relief valve outlet assembly by removing the two securing screws If you do please ensure that they are fully tightened on re assembly see Diagram 2b 3 8 Your shower is provided with 3 fixing positions in the backplate see Diagram 6 The top fixing hole is a key hole slot and should be marked and drilled first Screw required in 2 places to secure detachable bottom section Tighten top screw with head protruding lt xO fg about 10mm from the wall and hook the nw Oy ana all A apiece an neta backplate over the screw head y a ee i This allows for correct and accurate Ca opal oko alignment of your shower before marking hernweatm cable entry from bottom and fixing the bottom positions ies TAON a Optional knock out Optional knock out for left hand side for left hand side You may not wish to tighten up both screws at this pipe entry from bottom stage as the holes are elongated to allow for adjustment after other connections have taken place Optional knock out for right hand side J Diagram 2b cable entry from bottom b PLUMBING For your convenience a cold water inlet configuration diagram is shown on page 5 WARNI NG ENSURE THAT THE MAI NS WATER SUPPLY MEETS THE REQUI REMENTS BELOW
18. handset and then operate the shower as on page 8 or 12 and check e Water gets to a satisfactory temperature and water flow can be adjusted by control knob E Knob E has been correctly engaged by ensuring that the knob turns approximately one full turn Power selection operates in all 3 button settings giving a change in water temperature Check again for leaks and that the holes in the shower handset are not blocked 8 Demonstrate the showers operation to all users ASSEMBLY OF ACCESSORIES Diagram 4 Riser Rail and Soap Dish Fitting I nstructions Refer to the separate fitting instruction sheet packed with the accessories for more details a 0 6metres 2ft 1 Fit the wall brackets onto the ends of the riser rail and establish height of riser rail to suit user requirements This should be a maximum of 0 6 metres 2ft above the level of the heater see a and Diagram 1 2 Remove covers from the wall brackets b 3 Hold and position the rail assembly against the wall ensure the brackets are vertically aligned and mark the wall for the upper and lower screw fixings c 4 Drill and plug the wall 5 Remove the lower bracket from the rail and fit the slider hose retaining ring and soap dish onto the rail d 6 Replace the lower bracket and fix the assembly to the wall 7 Replace the covers onto both wall brackets NOTE The adjustable slider grips the conical nut on the s
19. hower hose e HOW TO MAINTAIN YOUR AQUA PROFILE ELECTRONIC SHOWER It is recommended that the shower unit and hose etc be cleaned using a soft cloth and that the use of abrasive or solvent based cleaning fluid be avoided especially on any plated finishes We recommend that before any cleaning the isolating switch be turned off thus avoiding accidentally switching on the shower WARNING YOU MUST REGULARLY I NSPECT THE SHOWER HOSE FOR WEAR AND DAMAGE REPLACE I F NECESSARY OR EVERY TWO YEARS WITH AN APPROVED PART WARNING IN ORDER TO MAINTAIN THE PERFORMANCE OF YOUR SHOWER YOU MUST REGULARLY CLEAN THE SHOWER HANDSET All water contains particles of lime scale which build up in the shower handset and unit reducing the performance It is therefore important to clean the shower handset by simply rubbing the rubber nozzles or soaking in proprietary lime scale remover and rinsing thoroughly before use NOTE After use it is normal for some water to drip from the shower handset for a few moments This inhibits lime scale build up over prolonged use COMMON SPARE PARTS Please Note The fitting of Spare Parts must be supervised by a suitably qualified person Front Cover without PCB Thermal Cut Out Backplate Lower Section Front Cover with PCB Solenoid Valve Chrome 1 25 metre Shower Hose A more comprehensive list of spare parts can be supplied from Heatstore Ring 0117 923 5375 or E Mail enquiries heatstore a
20. l applications will be limited to 12 months f For the service work to be undertaken free of charge the work must only be undertaken by our approved agents g Service under guarantee has no effect on the expiry date The guarantee of any exchanged parts or product ends when the original guarantee period ends EXCLUSIONS This guarantee DOES NOT cover damage or defects arising from poor or incorrect installation improper use or lack of maintenance including build up of limescale It is the responsibilty of the installer to check that the installation parameters meet the requirements of the product and any relevant regulations If we are called out to a fault which is subsequently identified as being an installation fault we will make a charge It is important that the routine checks are completed before calling us out as many issues can be simply diagnosed and resolved We make no guarantees as to response times for repairs We will endeavour to achieve the most timely response possible but while we indicate an average response time this should not be taken as a guarantee The guarantee applies to a repair or replacement at our discretion of the product subject to the conditions above and DOES NOT cover compensation for the loss of the product or consequential loss of any kind The guarantee does not apply to the repair or replacement of pressure relief devices sprayheads hoses accessories isolating switches electrical cable fus
21. on the telephone to installers and other customers with problems in the field Ring 0117 923 5375 or E Mail enquiries heatstore adivision co uk Remember to quote the exact type of shower as written on the shower front and on is leaflet The model and serial number are located on the bottom face of the shower Make a note of those numbers here and be sure to quote them if you call for advice Model Number 53 67 Serial Number Note You may be charged for a service call if you do not have the serial number GUARANTEE AND CONTACT DETAILS GUARANTEE We Heatstore guarantee this product for domestic use only for the period of 24 months from date of purchase Within the guarantee period we will resolve free of charge any manufacturing defects in the product resulting from faulty workmanship or material on the condition that a The appliance has been correctly installed in accordance with our instructions and is being used on the supply circuit or voltage printed on the rating plate b The appliance has been used in accordance with these instructions and has not been tampered with or otherwise subjected to misuse neglect or accident c The appliance has not been taken apart modified or repaired except by a person authorised by us d Evidence of the date of purchase in the form of an invoice or receipt will be required in order to qualify for an in guarantee repair e The guarantee period for the products used in commercia
22. the principle involved in relating temperature rise to flow rate 4 The higher the water rate the lower the temperature and vice versa The temperature of the water supplied from the mains can vary considerably Temp throughout the year from 5 to 20 C Rise This means that in the winter flow rate will be less than in the summer to achieve the same outlet temperature Flow In summer the ECO power setting may give adequate hot water In some winter conditions it may be necessary to select the inner or outer spray pattern only of your shower handset This will ensure correct operation of the shower with a slightly lower flow rate Effect of Other Water Devices on Incoming Water Supply Your shower is designed to stabilise temperature changes caused by water pressure fluctuations These can result from toilets being flushed or taps being turned on and off When this happens your showering temperature will be held within a controlled band provided that the minimum pressure required by the shower is maintained Your shower requires a minimum running pressure of 69kPa 0 7 bar 10 psi At pressures above 69kPa 0 7 bar 10 psi it will minimise temperature fluctuations as detailed above If the water pressure falls below 69kPa 0 7 bar 10 psi it is likely that the pressure switch will turn off the power to the heating elements resulting in a cold shower 10 HEATSTORE AFTER SALES SERVICE We offer a technical advisory service
23. witch or local isolator Notes e Wait 20 seconds for the temperature to stabilise after each adjustment e The LED indicator light illuminates when the heaters are on and if the shower has been recently used can take up to 20 seconds to come on During this time the water may go from very hot to cold before stabilising e The position of knob E will be approximately the same each time the shower is used varying only with incoming water temperature or pressure changes e g you will only need to change from summer to winter e During normal operation if an overheated water temperature is sensed then the heater will switch off and the LED indicator light will go out Water will continue to flow and cool down before the heater switches back on again IMPORTANT WARNINGS DO NOT SWITCH THE APPLI ANCE ON IF YOU SUSPECT IT OF BEING FROZEN WAIT UNTIL YOU ARE SURE IT HAS THAWED OUT DO NOT OPERATE THE APPLI ANCE IF WATER DI SCHARGES FROM THE PRESSURE RELI EF VALVE MAI NTENANCE IS REQUIRED BEFORE THE APPLI ANCE CAN BE SAFELY USED THIS APPLIANCE IS NOT INTENDED FOR USE BY PERSONS INCLUDI NG CHILDREN AND THE I NFI RM WITH REDUCED PHYSICAL SENSORY OR MENTAL CAPABILITIES OR LACK OF EXPERI ENCE AND KNOWLEDGE UNLESS THEY HAVE BEEN GI VEN SUPERVISION OR INSTRUCTION CONCERNING USE OF THE APPLI ANCE BY A PERSON RESPONSIBLE FOR THEIR SAFETY CHILDREN SHOULD BE SUPERVISED TO ENSURE THAT THEY DO NOT PLAY WITH THE APPLI ANCE We of
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