Kohler Mira Azora User's Manual
Contents
1. Solenoid x Valve Power On L E D b d Tank Connection CH Inlet Connector Internal Wiring Diagram 30 Load Customer Services Guarantee of Quality Mira Showers guarantee your product against any defect in materials or workmanship for the period shown in the Guarantee Registration Document included with your shower Alternatively to confirm the applicable guarantee period please contact Customer Services To validate the guarantee please return your completed registration card Within the guarantee period we will resolve defects free of charge by repairing or replacing parts or modules as we may choose To be free of charge service work must only be undertaken by Mira Showers or our approved agents in Northern Ireland and Republic of Ireland Service under this guarantee does not affect the expiry date The guarantee on any exchanged parts or product ends when the normal product guarantee period expires Not covered by this guarantee Damage or defects arising from incorrect installation improper use or lack of maintenance including build up of limescale Damage or defects if the product is taken apart repaired or modified by any person not authorised by Mira Showers or our approved agents This guarantee is in addition to your statutory and other legal rights Before using your shower Please take the time to read and understand the operating and safet2. 23 Possible Remedy Contact local water company Use a suitable continuity device to check the continuity of the Microswitch or Heater Tank and replace parts as necessary Replace as necessary Contact local water company Check mains water static pressure Contact local water company Use a suitable continuity device to check the continuity of the Microswitch or Heater Tank and replace parts as necessary Replace Inlet Filter Cleaning Renewing Cover Retaining Screw Read the section Important Safety Information firs b 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 and the cover Caution Handle glass cover assembly with care E Hold a wrench across the flats of the metal connector Unscrew the filter using another wrench as shown Clean or renew the Filter as necessary Refit in reverse order making sure the Filter is screwed fully home Do not overtighten Make sure plumbing connections are sealed before restoring electricity supply gt Refit the Cover making sure it is correctly located Do not overtighten the screws 24 Spare Parts List 25 Mira Azora Spare Parts List 405 58 Inlet Connector Assembly 406 27 Inlet Filter with O seal fitted 416 38 Clamp Bracket Inlet 416 41 Thermal Switch 416 48 Latching Switch 416 51 Solenoid Coil 872
3. pressure for shut off Inlet Valve faulty Possible 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 Remove and clean Make sure incoming mains water stopcock and or appliance isolating valve is fully turned on Turn the Heater Control to II setting or turn the Temperature Control until a cooler temperature is achieved Replace Turn the Heater Control to II and adjust the Temperature control until a suitable temperature is achieved The minimum static pressure to ensure 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 Renew the Flow Valve Replace Symptom Heater Probable Cause Setting Low Medium High Power Light Possible Remedy Low or No flow Operation of Temperature Control has little or no effect on water temperature III III I III III Water supply pipework or inlet filter restricted by a blockage or partial blockage Insufficient water supply pressure flow for operation Other outlets e g toilet garden hose washing machine etc drawing water while the shower is being used Handset blocked Cover not fitted correctly causing Start Stop button not to operate Inlet Valve faulty Heater Tank excessively scaled Handset or Inlet
4. 01 Microswitch N O 2 pin 872 28 Microswitch C O 3 pin 1563 519 Terminal Block Assembly 1563 533 Thermostatic Valve Heater Tank 9 8 kW 240 V AC 1563 534 Outlet Connector Assembly 1563 537 Temperature Control Belt Thermostatic 1563 538 Temperature Cam amp Pulley 1563 539 Switching Assembly 1563 540 Inlet Valve Assembly 1563 551 Component Pack chrome components identified B 1634 009 Cover Assembly 1634 015 Power On LED Assembly 1634 026 Screw Pack components identified A Accessories DCV H An outlet double check valve designed to prevent the backflow or backsiphonage of potentially contaminated water through shower controls which are fitted with a flexible hose as part of the outlet shower fitting Available as an optional accessory from your Mira Showers stockists 26 Mira Azora Spare Parts Diagram 1563 540 Yl Ba oS 416 48 1563 507 1563 534 1634 015 416 38 1634 009 21 Mira Energise Shower Fittings Spare Parts List 126 65 b Slidebar Ends EB bad 449 02 Slidebar 449 01 Clamp Bracket Assembly 449 04 Soap Dish Spray Plate Pack 632 73 Hose Seal x2 1563 593 449 05 i Adjuster Hose i SUE KH 1563 594 Hose Retaining 449 03 Slidebar Wall Fixing Assembly 28 Dimensions 367 mm 600 mm 29 Wiring Diagram Thermal Cutout Dual Disc Pressure Power Selector Switch
5. Filter blocked Inlet Valve faulty Heater Tank failure Microswitch failure Flush supply pipe Clean Inlet Filter Contact local water company Supply pressure must be a minimum of 0 7 bar Note If other appliances are operating pressure may drop below 0 7 bar Turn off other appliances whilst shower is in use Remove and clean Check Cover is cut and fitted correctly Check services electrical or plumbing are not interfering with location of Cover Replace Replace In hard water areas consider the use of a water softener Remove and clean Replace Replace Replace Heater Setting Symptom No change in temperature between Low Medium High setting Water will not turn off Appliance fails III to produce hot water when set on Medium High Heater Setting I II III Maintenance Handset Cleaning Probable Cause Insufficient mains water pressure Possible failure of Flow Valve Microswitch or Heater Tank Inlet Valve Solenoid or Start Stop switch faulty Supply pressure below 0 2 bar Insufficient Water supply Possible failure of the Microswitch or thermal switch Heater Tank failure gt Clean with mild washing up detergent or soap solution Wipe dry with a soft cloth Poor shower performance can be gt avoided by cleaning the spray plate Use thumb or soft cloth to wipe rubber nozzles The handset must be descaled regularly
6. the mains system Caution Read all of these instructions and retain this 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 The young the elderly the infirm the disabled anyone who suffers from a medical condition that can result in temporary incapacity e g epilepsy or blackouts anyone inexperienced in the correct operation of the controls Sunburn or skin conditions can increase your sensitivity to hot water Make sure that you set the shower to a cooler temperature If any of the following conditions occur isolate the electricity and water supplies and refer to Customer Services in the back page of this guide e If the cover is not correct
7. 8 Avoid layouts where the shower hose will be sharply kinked This may reduce the life of the hose A 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 connecting to the appliance 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 The appliance is fitted with a brass inlet compression assembly for connecting to a 15mm supply pipe from the top bottom or back Double checkvalves if fitted 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 200mm from ceiling y E dd Convenient height dA r for all the family Iso
8. AIORA Mira Azora Thermostatic Electric Shower Installation amp User Guide These instructions are to be left with the user Contents AM OGUICHOM E 3 Important Safety Information A 4 Pack Contents gula aid 6 DDS CIN elea E 8 Installation Requirements A 8 Jarari E le e AE T E E A ET E E A TE T E N 11 e ul S L en e E 17 User dlarardblertea uu 19 Faur DIAGNOSIS etsas ania EE EEEE 21 Va te 23 Mira Azora Spare Parts DSa 26 Lies zelata 26 Mira Energise Shower Fittings Spare Parts et 28 Bisigua 29 MAU gite NS legala EE 30 Ee OT 31 Introduction Thank you for purchasing a quality 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 Azora is a thermostatic electric shower with separate controls for power selection and temperature flow adjustment A unique thermostatic valve stabilizes temperature changes caused by water pressure fluctuations These can result from taps being turned on or off or a toilet being flushed An individual light indi cates ON OFF The Mira Azora comes complete with a set of Mira Energise Shower Fittings Mira Azora 9 8 kW A 9 8 kW 240 V AC 9 0 kW 230 V AC heater with Mira Azora 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
9. acket is tapered The handset will only fit properly from one direction If necessary turn the end of the clamp bracket until the handset will fit If the clamp bracket pivots downwards under the weight of the handset the central securing screw in the bracket will require tightening to hold the handset in position 15 End Support Slidebar End Handset legen Hd S oe a j eee d Sa Clamp Bracket Assembly qj Ed E E Ed 600 mm Slidebar Soap Dish Hose Retaining Ring End Support Cap 16 Commissioning If you are unsure how an electric shower works please read through the section User Instructions before continuing 1 2 A a Electrical supply is Turn control to full cold Turn the water supply fully turned off at the mains on 4 EZ Sie d i s H Check for water leaks Set control to I Switch on electrical supply l 8 9 Za d e E 0 5 Secs Water will be at full force Turn the control Bed Press the Start Stop button and at a cool temperature Temperature remains cool and flow is reduced 10 11 CH Turn control to full cold Set control to II The temperature will rise slightly N S 0 10 Secs 17 Ta T Set control to II 14 The temperature will rise further AK Adjust temperature as Press STOP and isolate power required Flow rate will adjust automatically ia e 4 8 b Q i H 0 5 Se
10. bar to keep the inlet valve closed 2 Electrical e The Mira Azora 9 8 kW requires a 45 Amp fuse e The terminal block will accept cable up to 16 mm 3 Standards and Approvals e The Mira Azora complies with all relevant directives for CE marking Installation Requirements 1 Plumbing e The appliance is designed to operate with a minimum maintained inlet pressure of 0 7 bar 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 e Itis recommended that a non 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 e 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 e 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
11. cs The shower will purge from its tank for a few seconds Residual water may drain over a few minutes Note A slight hissing sound may be heard from the appliance during operation High mains water pressure and high shower temperatures will affect the tone This is quite normal in use 18 User Instructions Read the section Important Safety Information first 1 d Switch on electrical supply Press the Start Stop button 3 4 Set to desired position Check water temperature before entering shower ei vu a Cc i N S 8 Allow 10 15 seconds for any temperature adjustments to reach the handset 6 C Residual water may drain over a few minutes Press STOP button Shower will continue to run for a few seconds before stopping 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 19 Spray Action The handset spray head has four different spray actions Eco Start Soothe and Force The handset operation is described below 1 Eco To access the eco setting turn the spray plate fully clockwise Water will flow from the outer set of holes at a reduced flow rate 2 Start To access the start setting turn the spray plate anticlockwise until it clicks one click from the eco setting Water will flow from t
12. e www mirashowers com FM 14648 Kohler Mira Limited September 2006
13. f at the mains and the appropriate circuit fuse removed if applicable Mains connections are exposed when the cover is removed Refer to the wiring diagram before making any electrical connections see internal wiring diagram at the back of the book Make sure that any pipework that could become frozen is properly insulated Having completed the installation make sure that the user is familiar with the operation of the appliance Make sure that this guide is left with the user DO NOT commission this appliance if water leaks from the unit or the heater tank pressure relief valve DO NOT fit any form of outlet control e g Trigger handset as the outlet acts as a vent for the tank body Only Mira recommended outlet fittings should be used Ensure all electrical connections are tight to prevent overheating Warning DO NOT operate this appliance if it is frozen Allow the appliance to thaw before using The shower unit must not be fitted where it may be exposed to freezing conditions This product is not suitable for areas with high humidity i e steam rooms Please consult your installer THIS APPLIANCE MUST BE EARTHED ENSURE 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 Mira Escape is intended to be permanently connected to the fixed electrical wiring of
14. he outer set of holes 3 Soothe To access the soothe setting turn the spray plate anticlockwise until it clicks two clicks from the eco setting Water will flow from the large diameter holes 4 Force To access the force setting turn the spray plate anticlockwise until it clicks three clicks from the eco setting Water will flow from the inner set of holes 20 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 Setting LIII Symptom Appliance fails to operate Shower cycles III from hot to GOO I III III I III Unable to ON select a cool enough shower All of the following remedies must only be performed by a Competent Tradesperson Handset OFF Any dripping Any Probable Cause Electrical supply isolated at double pole switch Fuse blown or MCB RCD tripped indicating possible electrical fault Handset blocked Water pressure below minimum required for appliance operation Temperature dial or Heater setting too high Thermostatic mechanism is faulty or damaged Due to the rise in mains water supply temperature the Heater setting may be too high Insufficient Water supply
15. lating Valve Hose Retaining Ring 25 mm Min Avoid Sharp Kinks Bath Shower Tray 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 it is 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 and 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 0mm 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 It is strongly recommended that a 30 mA Residual Current Device RCD is included in the electrical circuit This may be part of the consumer unit or a separate unit A separate permanently connected supply must be taken from the consumer unit to the appliance through a double pole switch which has at least 3
16. ly fitted and water has entered the appliance case e If the case is damaged e If the appliance begins to make an odd noise smell or smoke e If the appliance shows signs of a distinct change in performance indicating a need for maintenance e DO NOT operate if water leaks from the appliance Ego aii ina KE manner i in beee with Ser local EK dde or waste disposal policy Pack Contents Checklist Mira Azora Tick the appropriate boxes to familiarise yourself with the part names and to confirm that the parts are included 1x Olive _ amp 1 x Compression Nut _ i 3 x Fixing Screws D i 3 x Wall Plugs _ 1 x Mira Azora D Documentation 1 x Installation and User Guide D 1 x Installation Template 1 x Installer Checklist LU 1 x Guarantee Card Mira Energise Electric Shower Fittings Tick the appropriate boxes to familiarise yourself with the part names and to con firm that the parts are included 2 x Slide Bar Ends _ ra is eg gt 1x Soap Dish I 2 x Hose Seals TE iii 1 x Hose Retaining _ OS Ring pi 2x Fixing Screws _ E wi d f oh 2 x End Plugs Documentation 1 x Installation and User Guide Specifications 1 Plumbing e Minimum maintained inlet pressure 70 kPa 0 7 bar 100 kPa 1 0 bar recommended for satisfactory operation e Maximum static inlet pressure 1000 kPa 10 bar e Minimum static pressure 20 kPa 0 2
17. ly with care Do not use alternative screws to secure the Cover This can cause internal damage to the appliance Do not seal around the back of appliance When fitting the Cover position the controls to correspond with the internal drive features as shown 13 Holes For Cover Retaining Screws Fixing Screw Terminal Block Heater Tank Electrical Supply Cable Inlet Connector Assembly Cold Water Supply Pipe Bottom Entry Installation of Shower Fittings gt gt gt gt E E Y iv Decide on a suitable position for the slide bar avoiding buried cables and pipes Drill the two 7 0 mm fixing holes for the slidebar at 600 mm centres and insert the wall plugs Assemble the clamp bracket components Push the plastic slidebar ends into the slidebar Push the slidebar through the clamp bracket assembly soapdish and hose retaining ring Fit the bottom end support loosely to the wall This will make aligning the top support easier Insert the fixing screw into the countersunk hole of the plastic slide bar end and through the slidebar support Place the screw through the top end support and fully tighten Fully tighten the bottom end support Fit the end support caps over the slidebar end supports Screw the hose onto the handset and the outlet of the shower Make sure the hose seals are fitted Do not overtighten Place the handset into the slidebar clamp bracket Note The clamp br
18. mm of 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 Ensure that the electrical connections are tightly screwed down DO NOT turn on the electrical supply until the plumbing has been completed 10 Consumer Unit Double pole Isolating Switch Installation Installation of Mira Azora gt Warning Turn off the electrical and water supplies before proceeding with the installation of the Mira Azora 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 Azora Cover Retaining Ea Screw J yO b Remove the three cover retaining screws and the cover Caution Handle glass cover assembly with care 11 p gt Determine the direction of the inlet water supply top falling bottom rising or back inlet gt Note Make sure that the back inlet does not go directly back into the wall Use a soldered elbow gt Swivel the inlet connector assembly to suit Remove the inlet blanking cap Avoid trapping the green earth z bonding wire Mk Ei Before fitting the Cover make sure that the appropriate cutou
19. preferred a pro forma invoice will be sent Note In the interests of safety spares requiring exposure to mains voltages can only be sent to competent persons Service Our Service Force is available to provide a quality service at a reasonable cost You will have the assurance of a Mira trained engineer agent genuine Mira spares and a 12 month guarantee on the repair Payment should be made directly to the Service Engineer Agent using Visa Mastercard or a cheque supported by a banker s card To contact us England Scotland amp Wales Mira Showers Customer Services Telephone 0870 241 0888 8 30 am to 5 00 pm Working days 4 30 pm Friday 8 30 am to 12 30 pm Saturday E mail technical mirashowers com Fax 01242 282595 By Post Cromwell Road Cheltenham Gloucestershire GL52 SEP Northern Ireland Wm H Leech amp Son Ltd Telephone 028 9044 9257 Mon to Fri 9 am 5pm Fax 028 9044 9234 24 hours Post Maryland Industrial Estate Ballygowan Road Moneyreagh Co Down BT23 6BL Republic of Ireland Modern Plant Ltd Telephone 01 4591344 Mon to Fri 9am to 5pm Fax Dublin 01 4592329 24 hours E mail Sales Modernplant ie Post Otter House Naas Road Clondalkin Dublin 22 31 Mira Showers Kohler Mira Ltd Cromwell Road Cheltenham GL52 5EP 1062243 W2 A J95L Mira is a registered trade mark of Kohler Mira Limited The company reserves the right to alter product specifications without notic
20. soap dish Available in a satin chrome and glass 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 Patents and Design Registration Design Registration 000578463 001 002 GB2341667 Ireland 82835 Patent Applications GB0612240 2 GB0415901 8 Ireland 2006 0462 If you experience any difficulty with the installation or operation of your new shower then please refer to the Fault Diagnosis section before contacting Kohler Mira Ltd Our telephone and fax numbers can be found on the back cover of this guide 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 appliance 1 10 11 12 13 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 Isolate the electrical and water supplies before commencing installation The electricity must be turned of
21. ts have been removed to suit the supply entering the product E Thoroughly flush the mains fed cold water supply pipe The supply must be clean and free from debris BEFORE connecting the appliance 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 supplied to help you install the Mira Azora E Put the installation template on the wall and mark through the positions of the fixing holes Ensure 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 E Drill and plug the top two fixing holes Secure the appliance 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 gt Install the mains fed cold water supply pipe Do not overtighten 12 E Feed cable into Case Fit Earth sleeve not supplied and then strip insulation Do not twist cable cores L BROWN E GREEN YELLOW Firmly connect the conductors Do N BLUE not exert strain on the terminal block Cover Retaining Refit the Cover making sure it is correctly located Do not overtighten screws Caution Handle glass cover assemb
22. y instructions detailed in this manual What to do if something goes wrong If when you first use your shower it doesn t function correctly first contact your installer to check that installation and commissioning are satisfactory and in accordance with the instructions in this manual We are on hand to offer you or your installer any advice you may need Should this not resolve the difficulty simply contact our Customer Services who will give every assistance and if necessary arrange for our service engineer to visit If later the performance of your shower declines consult this manual to see whether simple home maintenance is required Please call our Customer Services to talk the difficulty through request service under guarantee if applicable or take advantage of our comprehensive After Sales service As part of our quality and training programme calls may be recorded or monitored Our Customer Services Team is comprehensively trained to provide every assistance you may need help and advice spare parts or a service visit Spare Parts We maintain an extensive stock of spares and aim to provide support throughout the product s expected life Spares can be purchased from approved stockists or merchants locations on request or direct from Customer Services Spares direct will normally be despatched within two working days Payment can be made by Visa or Mastercard at the time of ordering Should payment by cheque be
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