Installation and User Guide Mira Orbis Thermostatic
Contents
1. Contact local water company Check mains water static pressure Low Flow Heater Setting Light Low Medium High Symptom Back Appliance fails to produce hot water when set on Medium High heater setting Medium High Medium High Medium High Unable to select a cool enough shower Clock does not keep time E1 displayed on screen 28 Probable Cause Insufficient water supply Possible failure of the thermal switch Heater tank failure Due to the rise in mains water supply temperature the heater setting may be too high Battery needs replacing Faulty Control board Probable Remedy Contact local Water company Check the continuity of the heater tank and replace parts as necessary Replace Press the Medium heater setting and adjust the temperature control until a suitable temperature is reached Replace battery Replace Check thermistor is Refit plugged in Note The Mira Orbis Thermostatic Shower offers a water saving feature where the shower will automatically switch OFF after 40 minutes of continuous use Maintenance Handset Cleaning Clean with mild washing up detergent or soap solution Wipe dry with a soft cloth gt Poor shower performance can be avoided by cleaning the spray plate Use thumb or soft cloth to wipe rubber nozzles The handset must also be descaled regularly Inlet Filter Cleaning Renewing Bag Retai2. temperature control down or reduce heater setting to Medium until a cooler temperature is achieved Symptom Low Flow Heater Setting Probable Cause Probable Remedy Light Low Medium i High Shower cycles FF Medium High Thermostatic Replace form hot to mechanism is faulty cold or damaged FF Medium High Scaled Heater Tank Replace Assy FF Medium High Damaged Hose Replace FF FF N O O O Handset O Insufficient water The minimum static dripping supply pressure for pressure to ensure shut off shut off and prevent dripping is 0 2 bar Note If other appliances are operating static pressure may drop below 0 2 bar Contact local water company O Inlet valve Replace assembly faulty O Water supply Flush supply pipe pipework or inlet Clean inlet filter filter restricted by a blockage or partial blockage Low or no flow ON Insufficient water Contact local water supply pressure company Supply flow for operation pressure must be a minimum of 100 kPa 1 0 bar Note If other appliances are operating pressure may drop below 100 kPa 1 0 bar Faulty Relay PCB Replace Relay PCB Faulty Control Replace Control PCB PCB Other outlets e g Turn off the other toilet garden hose appliances whilst washing machine the shower is in use etc drawing water whilst the shower is being used Hose Damaged Replace Symptom LC Back Light Low or no flow rate Operation
3. Do not seal around the back of appliance Be Install the shower fittings in accordance with the manufacturer s instructions Service Tunnel amp Cover 14 Holes For Cover Retaining Screws At E 4 pi A U d AA AA 2 1 L P s D a LAND P LGA 4 D LA UDA z ETAN y N Dd gt JA 7 LL gt J w LE i MAS j d pit lal A lugs f a s y la l e z S i LI 7 S Ke Case Insert Fixing Screw NE Terminal Block Heater Tank Electrical Supply Cable Inlet Connector Assembly VA Cold Water Supply Service Tunnel Pipe Bottom Entry Commissioning If you are unsure how an electric shower works please read through the User Instructions section before continuing Note The temperature display throughout this guide will depend upon inlet supply conditions and product settings 1 2 3 Electrical supply is turned Turn control to full cold Turn the water supply off at the mains fully on 4 ee 5 6 A 4 d 5 10 Secs Check for water leaks Switch on the electrical The temperature indicator supply and press the becomes illuminated Start Stop button showing time Temperature will be displayed after a few seconds Press the Low button Water will be at full force Turn the control slowly light on the button comes and at a cool temperature Temperature remains cool on as indi
4. Switch one shot 1647 096 Terminal Block Assembly 1647 098 Thermostatic Valve Heater Tank 9 0 kW 240 V AC 1647 099 Thermostatic Valve Heater Tank 9 8 kW 240 V AC 1647 100 Thermostatic Valve Heater Tank 10 8 kW 240 V AC 1647 101 Outlet Connector Assembly 1647 102 Temperature Control Belt 1647 103 Inlet Valve Assembly 1647 104 Cover Assembly 1647 105 Relay PCB 1647 106 Control PCB 1647 107 LCD Display 1647 108 Thermistor 1647 109 Service Tunnel and Insert 1647 110 Wire Pack 1647 148 Cover Assembly black 1647 149 LCD Display black 1647 150 Service Tunnel and Insert black 33 1647 109 1647 096 1647 098 1647 099 1647 100 CH e NR t do 1647 103 416 51 1647 109 1647 150 1647 104 1647 148 1647 108 1647 107 1647 149 co CH NR Z 34 ACCESSORIES Genuine Mira accessories can be purchased direct from Customers Services our contact details can be found on the back cover of this guide or from approved stockists or merchants Everclear Showerhead White 2 1616 030 Chrome 2 1616 031 Mira s new Everclear range has been specially designed for hard water areas and reduces the risk of lime scale build up Logic Showerhead Holder White 2 1605 149 White Chrome 2 1605 150 An alternative to the traditional slide bar Often a useful addition when positioned for the smaller members of the family Shower Seat White
5. of temperature control has little or no effect on water temperature D O O O O O O OFF No change in O temperature O OFF OFF O Water will not turn off N N N N N N F N N F F N N L Light No information shown on LCD display between Low Medium High setting ow Flow Heater Setting O O O O O O O O O O O O FF FF FF N FF FF FF N FF FF FF FF N Low Medium Any Any Medium High Medium High Medium High Any Any Any Any AT Probable Cause Handset blocked Heater tank excessively scaled Faulty Control PCB Handset or inlet filter blocked Thermostatic valve faulty Heater tank failure Relay PCB failure Insufficient mains water pressure Possible failure of thermostatic valve or heater tank Control PCB failure Thermal Trip failed Inlet valve solenoid stop switch relay PCB or Control PCB faulty Supply pressure below 20 kPa 0 2 bar Probable Remedy Remove and clean Replace In hard water areas consider the use of a water softener Replace Control PCB Remove and clean Replace Replace Replace Relay PCB assembly Contact local water company Check the continuity of the heater tank and replace parts as necessary Replace Control PCB assembly Replace thermal trip or check the continuity of the heater tank and replace parts as necessary Replace as necessary
6. water temperature constant Electric showers with thermostatic control are able to keep a stable temperature across the range from hot to cold whilst also dealing with fluctuations in electrical and water supplies As a result there is a temperature limit the shower cannot go beyond For safety this temperature is factory set and cannot be adjusted to make the shower hotter or colder ORDINARY ELECTRIC SHOWER THERMOSTATIC ELECTRIC SHOWER The Effect of Seasonal Changes Si N X KON gie 3 N Vi Saa l SS ki a AT e Ki K ae S ki H KN y E CA k LES I JA TON KS Se Se N VR ak Ka For a cold shower select Low For a summer warm shower select Medium For a winter warm shower select High During extremes of mains water supply temperature adjust heater setting to obtain a better showering temperature The Effect of Other Water Devices Example of how shower temperature stabilises due to pressure changes Co S Ni NN AF ee e der e Water inlet pressure fluctuations due to other draw offs e g flushing toilet Shower temperature will be controlled to within 2 C of the set temperature provided that the supply conditions remain within the required operating parameters refer to section Specifications 20 Using your Shower Read the section Important Safety Information first Cl
7. 2 1536 128 White Chrome 2 1536 129 For use in or out of the showering area Folds up when not in use Maximum User Weight 127 kg 20 stone Note Must be installed onto a solid wall Premium Shower Seat White Chrome 2 1731 001 Grey Chrome 2 1731 002 Stylish slim line and robust shower seat for use in or outside of the shower area Folds up when not in use Maximum User Weight 150 kg 23 5 stone Note Must be installed onto a solid wall 35 Double Outlet Check Valve DCV H Chrome 1 0 110 55 1 An outlet double check valve designed to prevent the back flow or back siphonage of potentially contaminated water through shower controls which are fitted with a flexible shower hose as part of the outlet shower fitting Notes 36 Notes 37 Notes 38 Customer Services Guarantee Your product has the benefit of our manufacturer s guarantee which starts from the date of purchase To activate this guarantee please return your completed registration card visit our website or free phone 0800 0731248 within 30 days of purchase UK only Within the guarantee period we will resolve defects in materials or workmanship free of charge by repairing or replacing parts or product as we may choose If you have not previously activated the guarantee you will be required to do so prior to the provision of assistance If you do not activate your guarantee our Engineer will be entitled to charge full payment fo
8. ains connections are exposed when the cover is removed Remove the three screws Carefully remove the cover making sure that you do not strain the multi connector Carefully remove the multi connector from the socket on the control PCB in the case Remove the service tunnel Carefully remove the battery from the housing B gt When the battery has reached the end of its serviceable life make sure the battery is disposed of in a safe manner in accordance with current local authority recycling or waste disposal policy l Refit a new battery Battery type BR 2032 or CR2032 gt Connect the multi connector to the WZ socket on the PCB F D gt Refit the Cover Make sure that it fits correctly Do not overtighten the three cover retaining screws Restore the electrical supply D gt Reset the clock refer to the Clock Setting procedure 30 Dimensions 88 388 212 31 Wiring Diagram Relay PCB Assy Thermal Cut out oo Pressure Solenoid Valve Tank Connection O Inlet Connector O Outlet Thermistor 32 Spare Parts Mira Orbis 405 58 Inlet Connector Assembly 406 27 Inlet Filter with O seal fitted 416 38 Clamp Bracket Inlet 416 51 Solenoid Coil 1563 518 Component Pack components identified B 1563 522 Cover Seal not shown 1563 54 1 Screw Pack components identified A 1647 095 Thermal
9. c sg Ge DS LI 2 x Case Inserts Documentation LJ 1 x Guarantee Registration Document LJ 1 x Installation Template LJ 1 x Installer Checklist Specifications 1 Plumbing Minimum maintained inlet pressure for 9 0 KW and 9 8 kW 70 kPa 0 7 bar for satisfactory operation Minimum maintained inlet pressure for 10 8 kW 100 kPa 1 0 bar for satisfactory operation Maximum static inlet pressure 1000 kPa 10 bar Minimum static pressure 20 kPa 0 2 bar to keep the inlet valve closed 2 Electrical The Mira Orbis 9 0 kW requires a 40 Amp circuit protection device The Mira Orbis 9 8 kW requires a 45 Amp circuit protection device The Mira Orbis 10 8 kW requires a 45 Amp circuit protection device The terminal block will accept cable up to 16 mm 3 Standards and Approvals The Mira Orbis complies with all relevant directives for CE marking Installation Requirements 1 Plumbing The appliance is designed to operate with a minimum maintained inlet pressure of 0 7 bar for 9 0 KW and 9 8 kW and 1 0 bar for 10 8 kW up to a maximum static inlet pressure of 10 bar When installed in very hard water areas above 200 ppm temporary hardness your installer may advise the installation of a water treatment device to reduce the effects of limescale formation Your local water company will be able to advise the hardness of water in your area It is recommended that a no
10. cated by the and flow is reduced temperature indicator 16 Turn control to full cold Press the Medium button The temperature will rise light on the button comes slightly as indicated by the on temperature indicator 5 10 Secs Press the High button The flow rate will increase light on the button comes on 15 16 Press STOP button light on the temperature indicator dims to standby state When the shower has stopped running the temperature display will only show the clock The water flow will continue for a few seconds before stopping Isolate power Display will go blank Adjust temperature as required Flow rate will adjust automatically 17 17 18 SS X 0 5 Secs The shower will purge water from Residual water may drain over a its tank for a few seconds few minutes Note A slight hissing sound may be heard from the Mira Orbis during operation High mains water pressure and high shower temperatures will affect the tone This is quite normal in use User Instructions How Your Electric Shower Works Heated water is produced by adjusting the flow of cold water passed through a heater tank The temperature indicator shows the temperature of the shower The shower has three heater settings The warmer the shower the lower the flow rate and vice versa Thermostatic Temperature Stable The shower s top priority is to keep the desired
11. d extraneous conductive parts metal parts that are likely to introduce earth potential must be electrically bonded to earth using a minimum cable size of 4 0 mm if the cable is not mechanically protected 2 5 mm if mechanically protected The minimum cable size cross sectional area required should be in accordance with BS 7671 As a guide only and in accordance with BS 7671 we recommend close circuit protection i e 9 8 kW 45 Amp A 30mA Residual Current Device RCD MUST be included in the electrical circuit This may be part of the consumer unit or a separate unit Aseparate permanently connected supply must be taken from the consumer unit to the appliance through a double pole switch which has at least 3 mm contact separation The switch can be a ceiling mounted pullcord type within the shower room or a wall mounted switch in an adjacent room DO NOT twist the individual cable cores of either the live or neutral conductors as this will prevent them from entering the terminal block DO NOT exert strain on the terminal block Make sure that the electrical connections are tightly screwed down DO NOT turn on the electrical supply until the plumbing has been completed 11 Cal n n ch m Consumer Unit Installation Installation of Mira Orbis Double pole Isolating Switch Warning Turn off the
12. e at time of order using most major Credit or Debit cards and we aim to despatch orders within two working days Items purchased from us are guaranteed for 12 months from date of purchase For safety reasons spares exposed to mains voltages should only be fitted by competent persons Returns items can be returned within one month of date of purchase providing that they are in good condition and the packaging is unopened Please obtain authorisation from our Customer Services Team before return We reserve the right to apply a 15 restocking charge Service Repairs We have a nationwide team of Service Technicians who can carry out all service or repair work to your product within the guarantee period and beyond You have the assurance of a fully trained Mira Technician genuine Mira spare parts and a 12 month guarantee on any chargeable work done Payment should be made directly to the Service Technician who will accept most major Credit or Debit cards To Contact Us UK Telephone 0844 571 5000 Mon to Fri 8 00 am 5 30 pm Sat 8 30 am 3 30 pm E mail technical mirashowers com Fax 01242 282595 By Post Mira Customer Services Dept Cromwell Road Cheltenham Gloucestershire GL52 5EP Eire Telephone 01 459 1344 Mon to Thurs 8 45 am 5 00 pm Fri 8 45 am 4 00 pm E mail sales modernplant ie Fax Dublin 01 459 2329 By Post Modern Plant Ltd Dublin Otter House Naas Road Clondalkin Dublin 22 39 Mira is a re
13. e that they do not play with the appliance Sunburn or skin conditions can increase your sensitivity to hot water Make sure that you set the shower to a cooler temperature 2 9 If any of the following conditions occur isolate the electricity and water supplies and refer to To contact us on the back page of this guide 2 9 1 If the cover is not correctly fitted and water has entered the appliance case 2 9 2 If the case is damaged 2 9 3 If the appliance begins to make an odd noise smell or smoke 2 9 4 If the appliance shows signs of a distinct change in performance indicating a need for maintenance 2 9 5 If the shower is frozen 2 9 6 DO NOT operate this appliance if water leaks from this appliance 3 Switch off the appliance at electrical isolating switch when not in use This is for safety and is recommended with all electrical appliances 4 DO NOT position the handset to spray water directly on to the appliance e g when cleaning shower control 5 When this appliance has reached the end of its serviceable life it should be disposed of in a safe manner in accordance with current local authority recycling or waste disposal policy 6 Make sure that this guide is left with the user Pack Contents Checklist Tick the appropriate boxes to familiarise yourself with the part names and to confirm that the parts are included Mira Orbis L 1 x Mira Orbis LI 3 x Fixing Screws L 3x Wall Plugs s
14. eating for 10 graphics seconds and then restart Temp Limit graphic turn the displayed temperature control down 24 Fault Diagnosis The trouble shooting information tabled below gives details on probable causes and remedies should difficulties be encountered whilst the shower is in operation Warning There are no user serviceable components beneath the cover of the appliance Only a competent tradesperson should remove the front cover Heater Settings Low Flow Heater Setting Warning Low Medium High Symptom Appliance fails to operate Shower cycles Medium High from hot to cold Medium High Medium High Medium Probable Cause Electrical supply isolated at double pole switch Fuse blown or MCB RCD tripped indicating possible electrical fault Faulty Relay PCB Faulty Control PCB Handset blocked Inlet Filter blocked Water pressure below minimum required for the appliance to operate Faulty Relay PCB Faulty Solenoid Temperature limit reached flashes on LCD Probable Remedy Switch on electrical supply via the pullcord or wall mounted switch Renew the fuse or reset the MCB RCD If fault persists contact your installer Replace Relay PCB Replace Control PCB Remove and clean Remove and clean Make sure incoming mains water stopcock and or appliance isolating valve is fully turned on Replace Relay PCB Replace Inlet Valve Assembly Turn the
15. electrical and water supplies before proceeding with the installation of the Mira Orbis The electricity must be turned off at the mains and the appropriate circuit fuse removed if applicable gt Note An installation template is supplied to help you install the Mira Orbis gt Remove the three cover retaining SCrews Carefully remove the cover making sure that you do not strain the multi connector E Carefully remove the multi connector from the socket on the control PCB in the case p gt Remove the service tunnel Cover B gt Determine the direction of the inlet water supply top falling bottom rising or back inlet D gt Note Make sure that the back inlet SS does not go directly back into the wall D a Use a soldered elbow A B gt swivel the inlet connector assembly to suit Remove the inlet blanking cap Avoid trapping the green earth bonding wire D Two case inserts are supplied with the Mira Orbis so that they can be trimmed to suit the supplies entering the product Before fitting the cover make sure that the case inserts are fitted gt Thoroughly flush the mains fed cold water supply pipe The supply must be clean and free from debris BEFORE connecting the Mira Orbis To flush the pipework turn on the water supply and drain a minimum of 10 litres 2 gallons of water into a bucket or catchment area Turn off the water supply An installation template is suppl
16. gistered trade mark of Kohler Mira Limited i The company reserves the right Q to alter product specifications Le L N without notice aoe 5 013181 038217 gt www mirashowers com SHOWERS 1075158 W2 D JO1A JO1B JO1C Kohler Mira Limited June 2010
17. his guide for later use The electrical installation must comply to BS 7671 Requirements for Electrical Installations commonly referred to as the IEE Wiring Regulations Part 7 or any particular regulations and practices specified by the local electricity supply company The plumbing installation must comply with the requirements of UK Water Regulations Bye laws Scotland Building Regulations or any particular regulations and practices specified by the local water company or water undertakers Make sure that you fully understand how to operate this shower and make sure that it is properly maintained in accordance with the instructions given in this manual Anyone who may have difficulty understanding or operating the controls of any shower should be attended whilst showering Particular consideration should be given to 2 5 1 The young 2 5 2 The elderly 2 5 3 The infirm 2 5 4 The disabled 2 5 5 Anyone who suffers from a medical condition that can result in temporary incapacity e g epilepsy or blackouts 2 5 6 Anyone inexperienced in the correct operation of the controls This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning the use of the appliance by a person responsible for their safety Children should be supervised to make sur
18. ications UK 2 427 460 Eire 2004 0483 2006 0462 2008 0289 Important Safety Information Installation must be carried out in accordance with these instructions and must be conducted by designated qualified and competent personnel WARNING Follow all warnings cautions and instructions contained in this guide and on or inside the shower 1 This shower can deliver scalding temperatures if not operated installed or maintained in accordance with the instructions warnings and cautions contained in this guide and on or inside the appliance 1 1 Products manufactured by us are safe and risk free provided that they are installed used and maintained in good working order in accordance with our instructions and recommendations 1 2 This product is suitable for installation within Zone 1 and is rated IP X4 1 3 Isolate the electrical and water supplies before commencing installation The electricity must be turned off at the mains and the appropriate circuit fuse removed if applicable 1 4 Mains connections are exposed when the cover is removed 1 5 Refer to the wiring diagram before making any electrical connections 1 6 Make sure all electrical connections are tight to prevent overheating 1 7 Make sure that any pipework that could become frozen is properly insulated The shower unit must not be fitted where it may be exposed to freezing conditions The water supplies to this product must be isolated if the product is not t
19. ied to help you install the Mira Orbis Put the installation template on the wall and mark through the positions of the fixing holes Make sure that the position of these holes do not come in line with any buried cables or pipework Make sure that sufficient electrical supply cable is available for connection to the terminal block gt drill and plug the top two fixing holes Secure the Mira Orbis to the wall with the screws provided Drill the bottom fixing hole with the product in place Alternative fixings not supplied may be necessary for some wall structures Avoid drilling into any supply cable pipe B gt Install the mains fed cold water supply pipe Do not overtighten 13 D gt Feed cable into Case Fit Earth sleeve not supplied and strip insulation Do not twist cable cores Important Make sure that the inlet earth wire is routed as shown Failure to do so may cause product malfunction L BROWN E GREEN YELLOW Firmly connect the conductors Do not N BLUE exert strain on the terminal block E Before refitting the cover pull the plastic tab off the battery to activate it E Refit the Service Tunnel e Cover Retaining B gt Connect the multi connector to the socket on the PCB gt Refit the Cover Make sure that it fits correctly Do not overtighten screws ES Do not use alternative screws to secure the Cover This can cause internal damage to the appliance
20. ity Mira product To enjoy the full potential of your new product please take time to read this guide thoroughly Having done so keep it handy for future reference The Mira Orbis is a thermostatic electric shower with separate controls for power selection and temperature flow adjustment A unique thermostatic valve stabilises temperature changes caused by water pressure fluctuations These can result from taps being turned on or off or toilets being flushed A digital display indicates shower temperature clock with battery backup low flow and over temperature warnings The Mira Orbis comes complete with a set of Mira Energise Shower Fittings Mira Orbis 9 0 kW 9 0 kW 240 V AC 8 2 KW 230 V AC heater with Mira Energise adjustable spray handset with four different spray actions start soothe force and eco Supplied complete with flexible hose clamp bracket assembly slide bar supports hose retaining ring and soap dish Available in white chrome Mira Orbis 9 8 kW A 9 8 kW 240 V AC 9 0 kW 230 V AC heater with Mira Energise adjustable spray handset with four different spray actions start soothe force and eco Supplied complete with flexible hose clamp bracket assembly slide bar supports hose retaining ring and soap dish Available in white chrome and black chrome finish Mira Orbis 10 8 kW A 10 8 kW 240 V AC 9 9 kW 230 V AC heater with Mira Energise adjustable spray handset with four different spray actions start soo
21. ly when you first use it contact your installer to check that it is installed and commissioned in accordance with the instructions in this manual Should this not resolve the issue contact our Customer Services Team who will offer you or your installer advice and if applicable arrange for a Service Technician to call If the performance of your product declines check in this manual to see if simple home maintenance is required If you require further assistance call our Customer Services Team Extended Guarantees A selection of protection plans are available that enable you to cover repair bills for the life of your policy excludes Eire Ring 01922 471763 for more details Helpdesk Service Our dedicated Customer Services Team is comprehensively trained and can offer help and advice spare parts accessories or a service visit We will need you to have your model name or number power rating if applicable and date of purchase As part of our quality and training programme calls may be recorded or monitored Mira Showers Website www mirashowers co uk From our website you can register your guarantee download additional user guides diagnose faults purchase our full range of accessories and popular spares refer to our FAQ s and request a service visit Spares and Accessories We maintain extensive stocks of genuine spares and accessories and aim to provide support throughout the products expected life Payment can be made by phon
22. n restrictive free flowing isolating valve is fitted in the cold water supply pipe to allow the complete maintenance of the appliance Do not use a valve with a loose washer plate jumper as this can lead to a build up of static pressures The appliance is suitable for installation within the shower area It is fitted with a pressure relief device and must be positioned over a water catchment area with the controls at a convenient height for all users The appliance must be fitted on to a finished flat and even wall surface this wall surface should be tiled or waterproofed DO NOT fit the appliance to the wall and tile up to the case For safety requirements an air gap must be left behind the appliance e Avoid layouts where the shower hose will be sharply kinked This may reduce the life of the hose e A Soap Dish Hose Retaining Ring is supplied to prevent the handset from dropping below the spill over level of the bath or shower tray which could lead to contamination from back siphoning The supplied Hose Retaining Ring should meet the majority of user requirements for shower installations with flexible outlet fittings However there will be occasions when it will not provide a suitable solution In these instances an outlet double checkvalve e g a Mira DCV H must be fitted This will increase the required supply pressure typically by 0 1 bar see section Accessories Supply pipework MUST be flushed to clear debris before c
23. ning Read the section Important Safety Information first B gt Make sure that the electrical supply is turned off at the mains and that the water supply is fully turned off gt Remove the three screws Carefully remove the cover making sure that you do not strain the multi connector B gt Carefully remove the multi connector from the socket on the control PCB in the case Remove the service tunnel gt Hold a wrench across the flats of the metal connector Unscrew the filter using another wrench as shown Clean service Tunnel or renew the Filter as necessary Refit 8 in reverse order making sure the Filter Filter is screwed fully home Cover E Do not overtighten Make sure plumbing connections are tight before restoring the electricity and water supply Check for leaks gt Refit the Service Tunnel and connect the multi connector to the socket on the PCB je Refit the Cover Make sure that it fits correctly Do not overtighten screws 29 Clock Battery Replacement Procedure Warning There are no user serviceable components beneath the cover of the appliance Only a competent tradesperson should remove the front cover Read the section Important Safety Information first 1 Isolate the electrical supply before commencing this procedure The electricity must be turned off at the mains and the appropriate circuit fuse removed if applicable 2 M
24. o be used for a long period of time If the product or pipework is at risk of freezing during this period they should also be drained of water 1 8 DO NOT switch on if there is a possibility that the water in the shower is frozen 1 9 DO NOT install the product in a position in which service access is restricted 1 10 DO NOT commission this appliance if water leaks from the unit or the heater tank pressure relief valve If water leaks from the pressure relief valve maintenance will be required before the shower can be safely used 1 11 DO NOT fit any form of outlet flow control as the outlet acts as a vent for the tank body Only Mira recommended outlet fittings should be used 1 12 This product is not suitable for areas with high humidity i e steam rooms Please consult your installer 1 13 THIS APPLIANCE MUST BE EARTHED MAKE SURE SUPPLEMENTARY BONDING COMPLIES WITH THE REQUIREMENTS FOR ELECTRICAL INSTALLATIONS In accordance with the current edition of The Plugs and Sockets etc Safety Regulations in force at the time of installation this shower is intended to be permanently connected to the fixed electrical wiring of the mains system 5 1 14 This appliance must be provided with means for disconnection that is incorporated into the fixed wiring in accordance with the relevant local wiring regulations Caution 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 Read all of these instructions and retain t
25. ock seconds Temperature Display Backlit during operation Temperature of Shower Low Flow Indicator Temperature Limit Indicator Temperature Setting Clock hours minutes Start Stop Button Heater Settings Low Medium High 21 Ty Switch on the electrical supply and press the Start Stop button Temperature of Shower Clock The temperature indicator becomes illuminated Check the water temperature before entering shower iv Allow 10 15 seconds for any temperature adjustments to reach the handset 6 Press STOP button the light on the button goes out The Shower flow will continue for a few seconds before stopping Switch off the electrical supply Note After 40 minutes of continuous use the shower will automatically switch OFF Residual water may drain over a few minutes Note At the end of every shower make sure that the shower head points into the catchment area A small amount of water may be retained in the shower handset after the shower has been turned off This may drain over a few minutes 22 Clock Setting Clock Medium Power Pushbutton 23 Make sure that the product is in Standby state i e Isolator switch on Press and hold the Medium Power button the clock backlight will come on full brightness After a delay of a few seconds the hour segmen
26. onnecting to the appliance e To avoid damage to the case when soldered fittings are used pre solder the pipework and fittings before connecting them to the inlet connector assembly Refrain from applying excessive force when making any connections Always provide mechanical support when making the plumbing connections e The appliance is fitted with a brass inlet compression assembly for connecting to a 15 mm supply pipe from the top bottom or back The fitting of double checkvalves in the inlet supply to the appliance can cause a pressure build up which could exceed the maximum static inlet pressure and damage the appliance Minimum 200 mm from ceiling e Fixed to finished wall surface Convenient height for all the family Isolating Valve Hose Retaining Ring 25 mm Min Avoid Sharp Kinks _ Shower Tray 10 2 Electrical In a domestic installation the rating of the electricity supplier s fuse and the consumer unit must be adequate for the additional demand All Mira electric showers are high power units itis essential to contact your electricity supplier to ensure that the supply is adequate for the product Voltage drop due to local heavy demand will reduce the shower s performance The appliance must be earthed by connecting the supply cable earth conductor to the earth terminal Supplementary bonding Within the bathroom or shower room all accessible conductive parts of electrical equipment an
27. r the visit Call out fee plus parts This guarantee is in addition to your statutory rights and is subject to the following conditions e The product must be installed and maintained in accordance with the instructions given in this user guide e Servicing must only be undertaken by us or our appointed representative Note if a service visit is required the product must be fully installed and connected to services e Repairunderthis guarantee does not extend the original expiry date The guarantee on any replacement paris or product ends at the original expiry date e For shower fittings or consumable items we reserve the right to supply replacement parts only The guarantee does not cover e Call out charges for non product faults such as damage or performance issues arising from incorrect installation improper use lack of maintenance build up of limescale frost damage corrosion system debris or blocked filters or where no fault has been found with the product e Water or electrical supply waste and isolation issues e Compensation for loss of use of the product or consequential loss of any kind Damage or defects caused if the product is repaired or modified by persons not authorised by us or our appointed representative e Routine maintenance or replacement parts to comply with the requirements of the TMV 2 or TMV 3 healthcare schemes What to do if something goes wrong If your product does not function correct
28. the force and eco Supplied complete with flexible hose clamp bracket assembly slide bar supports hose retaining ring and soap dish Available in white chrome finish The eco setting reduces the water flow to give economical use of water whilst still giving an adequate shower performance This setting performs best with most gravity pumped and mains pressure unvented systems On electric showers and some combination boiler systems the economy setting will have no effect and will give the same spray action as the start setting If you experience any difficulty with the installation or operation of your new Electric Shower please refer to Fault Diagnosis before contacting Kohler Mira Ltd Our telephone and fax numbers can be found on the back cover of this guide Recommended Usage Domestic Light Commercial Heavy Commercial Healthcare Guarantee For domestic installations Mira Showers guarantee the Mira Orbis against any defect in materials or workmanship for a period of two years from the date of purchase shower fittings for one year For non domestic installations Mira Showers guarantee the Mira Orbis against any defect in materials or workmanship for a period of one year from the date of purchase For terms and conditions refer to section Customer Services Patents and Design Registration Design Registration 000738141 0002 GB 2 341 667 2 404 000 2 428 286 Fire 82835 Patent Appl
29. ts of the clock start flashing Press Medium Power button repeatedly until desired hours are displayed on the clock After a short delay of a few seconds the minute segments of the clock start flashing Press Medium Power button repeatedly until desired minutes are displayed on the clock After a short delay of a few seconds the minutes segments stop flashing and the clock backlight dims to its standby state LCD Indications The table below shows what is shown on the LCD display once the shower has been installed and is in use Product State LCD Display Backlight Off Blank Off Product turned off at pull cord Standby Clock shown Dim including second indicators Product turned on Clock Shown Full Brightness On initial start up via Start Stop button including second unit will turn onto indicators low power The next time you turn the unit on it will be at Will display the previous setting temperature after a few seconds Switching Power Clock shown Full Brightness Flow will change including second accordingly indicators Will display temperature after a few seconds Product turned off Clock shown Fade to Dim via on off button including second indicators Low Flow Clock shown Backlight flashes Product will stop including second heating the water indicators flow will reduce Low Flow graphic displayed Temp Limit Clock shown Backlight flashes Product will stop including second h
30. v T T Orbis Mira Orbis Thermostatic Electric Shower Installation and User Guide These instructions are to be left with the user Contents ai ie AIME LA E 3 SU AP AN L ai ees ia ik aa lk kk e n a a a a a a a te n kn e kk a ank S B e a a e A k 4 Patents and Design Registration 4 Important Safety Information nenna 5 A ig Une EE 5 CO E E E 6 Pack Contents Checklist vi vesi obi vin koka kl e k ki kk kk a kk 8 SEENEN 9 Installation Requirements eee tege ke sons sd kisri n ekite ked os ik dsandan kenn 9 VEY SA AN YO E 12 Installation Of Mira HEES ee er s so aipe veesasiskdss vi vois ako dad ai kase 12 COMMISSIONING s win in s on kk a e kk n apa aj kr aj la in n A 16 User InstructionS kis siv kk enan klass aki ko e m SA a e ka seesccagansesne 18 Clock Setting ets desa en kk vin ta ki p ik oi in dok a ke ski t A p p s 23 Fault DIAGNOSIS e ik kk in sens annees tnt ooo depo a auian DA 25 PICASSO N S E 25 MAN ES NAN GE i ak kin di a oi a e RE Ea 29 Handset CISA NING E 29 Inlet Filter Cleaning Renewing A 29 Clock Battery Replacement Procedure oonnennnnnneessnnnnnneenrrnnnenneee 30 DCTS UC 31 Wining DIAGF AI E 32 Spare Tu 33 PRC COS SOC aki kk ii ek ko kl kr ea ka n n e kk e n e n po a En a pi 35 NOTES eege 36 Customer Services cccceceeceeeeeeeeeeeeeeeeeeeeeeeeeeseeeeaaaneeeeseseeaaaneeeeeeeaee 39 Introduction Thank you for purchasing a qual
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