Installation & User Guide MIra advance aTL 9.0 and
Contents
1. Find the Whale Shower Drain Pump Jumper position for Mira Transformer and identify it s type number Advance ATL Drain Pump PCB Type 755 171 LK1 Type 755 299 LK2 et t M N N UU U Connect supply pipe Turn on water supply and Connect hose and Do not overtighten check for leaks handset pointing into bath or tray 14 17 21 18 IMPORTANT L BROWN Priming the unit E GREEN E N BLUE Make sure electricity n is isolated Push down and hold air bleed button J to prime appliance until X water appears from shower head Failure to prime will seriously Feed cable into case Fit earth affect shower Sleeve and strip insulation performance Dry off Firmly connect the conductors water before connecting Do not exert strain on terminal reinstating electricity block 20 Refit Splash Guard and Refit Cover Inserts are connect ribbon cable to the provided to finish the top and inside of the Cover bottom as required m 22 wart uu ce amp Xor Do not use alternative screws to secure Cover This can cause internal damage to the Install shower fittings Refer appliance Do not seal around to separate Installation and any part of the appliance U2. mira Advance ATL THERMOSTATIC MIRA ADVANCE ATL ADJUSTABLE TEMPERATURE LIMIT THERMOSTATIC ELECTRIC SHOWER ELECTRIC SHOWER Installation amp User Guide _ Installation amp User Guide This product is suitable for mains fed cold water only These instructions are to be left with the user CONTENTS To The Customer 2 02 ccceceeceeeeeeeeee eee cee eeee eee eeneeeaneaeeeseeeeeesenseeeeeaneaneeseeeees 3 Important Safety Information eeeeeeeenenennnnnnnnn 4 BEAB CARE Requirements 2 ccccceceeeeeeeeeeeeeceeeeceeeeeeeeeesteeenenes 5 Pack Contents c ais css Gada st ee actnauna saan ems E E aaae 6 DIMENSIOMS siciennnccncnsassnnnaeacesaesetntendaadesonagadensnececasetensnsenesewanseaettaexsnanaseannes 7 ACCeSSOLIBS roit ecco anne ed EEEE EE E 7 Specifications i scesninsncceanassinannndenswasenen thannansdanntivaentsixrndenaehantxensaeanesessnantanieas 8 1 ed Ul esjor nie o ret rt r 8 PANI Tsito pc 8 3 Standards and Approvals ssssssssssssee 8 A Patents souder ete tae oun E RARE NRU NR aT aa e 8 Shower Performance reiten ennt rrr pneu rp ntt anie c rera E x Rn Rana RE 9 Installation Requirements cceceeeceeeeeee cece eee eee eeeeeeeeeaeeeseeeeeeeeeeeeeees 10 WStall ation EE 13 Priming the nlt re eR De cete te bonia uds POR Sven 15 enu 16 Adjustable Maximum Temperature L
3. 2270370 2298478 2298479 2298481 SHOWER PERFORMANCE What affects shower performance The shower unit s top priority is to keep the desired water temperature constant To maintain this temperature the shower may have to automatically change the rate of water flowing through the unit Any of the following conditions can cause the shower to change the flow rate force of the shower in order to keep the temperature constant Most changes are minor and will go unnoticed Og Seasonal changes affecting water supply Changes of incoming temperature 2 supply voltage hee AN 1 M M WY I we BEEN in Li Changes in Flow Rate force of shower EX Temperature remains constant E Changes of incoming hot pipe mains cold supply pressure pipe Heat transfer due to position of mains cold water pipe E g Positioned next to hot water pipe Routed through heated area such as loft or airing cupboard Mains cold water draw off e g toilet wash basin etc INSTALLATION REQUIREMENTS General Notes This product works best when supply temperatures and pressures remain stable and within the product specifications refer to section Specifications If the supply conditions fall outside the specifications the shower may go into a safe shut down condition 1 Plumbing Do s amp Don ts Refer to section Important Safety Information first 1 1 D
4. 23 No light Flashing light Solid light Indicator Display Cause Rectification Problem with electrical supply faulty Control PCB or faulty Relay Board W 1 Reset the unit later Supply Reset 2 Replace Control PCB 3 Replace Relay Board Water Supply Reset Control PCB failure 1 Reset the unit Water Supply 2 Replace Control PCB Reset idii Incoming water temperature too high faulty Control PCB or faulty Flow Valve Assembly Reset the unit Check mains water temperature Replace Control PCB Replace Flow Valve Assembly Safety relay failure faulty Control PCB or faulty Relay Board 1 Reset the unit 2 Check relay contacts 3 Replace Control PCB 4 Replace Relay Board Water Supply Reset iii Water Supply Reset idii Unitis frozen Flow Valve Assembly is disconnected or faulty Reset the unit Check Flow Valve connection Check unit is not frozen Replace Control PCB Replace Flow Valve Assembly No light Flashing light Solid light Indicator Display Cause Rectification Problem with electrical supply faulty Control PCB or faulty Relay Board 1 Reset the unit 2 Replace Control PCB 3 Replace Relay Board Water Supply Reset d Unit is frozen Outlet Sensor disconnected from Relay Board or faulty Control PCB Reset the unit Check unit is not frozen Check Outlet Sensor connection to Relay Board Replace Co
5. 2 6 The installation should be carried out by an electrician or contractor who is registered or is a member of an association such as Part P Building Regulations e NICEIC approved domestic installer The Electrical Contractors Association England and Wales ECA The Electrical Contractors Association of Scotland SELECT 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 The installation should be carried out by a plumber or contractor who is registered or is a member of an association such as Institute of Plumbing and Heating Engineering throughout the UK IPHE Association of Plumbing and Heating Contractors England and Wales APHC Scottish and Northern Ireland Plumbing Employers Federation Scotland and Northern Ireland SNIPEF 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 or anyone inexperienced in the correct operation of the controls Children must be supervised to make sure that they do not play with the appliance 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 author
6. primed Refer to section Installation for priming TERN the unit using the air bleed button Should Reset Co the unit still not function then refer to the section Fault Diagnosis After a short delay the Shower Drain Pump if applicable should operate and drain the waste water after the shower is turned on Temperature Start Stop Adjusting Maximum Temperature Limit and Commissioning Cycle 4 Make sure the double pole switch is off 5 Setthe Temperature control dial to the position required for the correct temperature as shown in the following table 6 Switch on the double pole switch and check the blue Start Stop button is lit 16 7 Within 30 seconds push and hold down the Flow and Start Stop buttons at the same time 8 On the long beep release the Start Stop button On the short beep release the Flow button Following the Maximum Temperature Setting procedure the appliance automatically starts a Commissioning process to check and adjust to the site conditions The High Flow light flashes for approximately 2 minutes Caution During this cycle the water temperature will reach a maximum of 44 C At the end the Flow light goes off the shower stops and goes to the normal standby mode The maximum temperature limit can be further reset to any temperature within the table by repeating this process The shower is now ready for use 2 s BEAB Care Psd Temperature 4 o Rene 8 4 C a CRU
7. section Important Safety Information first This installation covers all models of the Mira Advance ATL Thermostatic shower g 1 2 5 100mm 3 Electrical supply is Determine unit position turned off at the mains Leave appropriate spaces for maintenance U Z a Vy 4 E 5 f J 6 A i f 4 J n 7 9l f y Ls W s AS RS S a Remove Cover and Make provision for Signal Turn Inlet Connector to Splash Guard Determine Cable to connect to Shower suit supply pipe supply pipe position and Drain Pump if applicable Do not trap green wire if required cut a slot in the Also refer to Whale Drain Case for the rising supply Pump instructions T 9 oo n 6 Complete any soldering Flush a minimum of When fitting to a tap required away from 10 litres 2 gallons connection use adaptor appliance through pipework prior to supplied Do not fit fibre connection washer 13 10 11 7 CAUTION Do not drill Use Template provided to Drill holes through plastic into buried cables or mark and drill required fixing case as required Route pipes holes Screws and Plugs are signal cable to Shower supplied for two required Drain Pump if applicable holes only Fix appliance to wall 13 Mira Advance ATL Standard Extra amp Flex Extra variants only Transformer
8. the Cover screw Cover and Splash Guard Disconnect the ribbon cable from the Cover 26 Make sure all plumbing connections are sealed before restoring the water supply Re prime the appliance refer to Installation before restoring the electricity supply Refit the Splash Guard ribbon cable and Cover WIRING DIAGRAM Ayoedeo xeeug var YSUMS 9Jog ejqno k J I 1 RASS niin ee Se SS SS SS SS SS 5 Iu Ec es rc JOJOSUUND 1 I l j l I I I T I l I l I l I l I l I 1 T g 1 U a E l oo gt l Eg uonesedas j96 uo ww 11 UMOIg S 2 T 5 2 ang LO zZ eG mO NO N lt L i Loe ee es Buiqunid 2 AJeA plous os Josues 9 U RNO lUl Nj Z Z oj O wy Z I I I I AjUS8dC 1 I I I I n J j aa Heater Tank e sad 7 DO QD ener Temperature One Shot Thermal Switch Outlet Sensor Fitted to Standard Extra and Flex Extra models only 27 SPARE PARTS 405 58 Inlet Connector Assembly 406 27 Inlet Filter 1643 100 Thermal Trip 1643 101 Tank Assembly 9 kW 230 V 9 8 kW 240 V earth wire not included 1643 102 Tank Assembly 8 2 kW 230 V 9 kW 240 V earth wire not included 1643 103 Terminal Block Earth Wire Neutral Wire 1643 104 Relay Board including screws 1643 105 Top and Bottom Cover Inserts white 1643 106 Control PCB Standard and Flex models only including screws 1643 107 Control PCB Me
9. S NNNGAI 8 9 If the unit s maximum temperature is set to 41 C or cooler there is a clear triple beep tone and single flash of the Start Stop light when double pole switch is turned back on This is to show that the unit is in a BEAB Care compliant mode If recommissioning is required whilst in this mode wait until beeps have passed before starting the commissioning cycle Memory model if the maximum temperature is adjusted after having been stored in one or more of the memory buttons then the showering temperature cannot exceed the new maximum setting E g ih ii ih ue lt Sie 4 Memory 1 Memory 1 Memory 45 automatically now back to stored at 45 C cannot exceed original stored Maximum 40 C Maximum MARIAM of temperature temperature 45 C adjusted to adjusted to 40 C 48 C Note High cold water mains supply pressures and high shower temperatures will cause a slight audible hissing sound to be heard from the unit whilst it is operating This is quite normal and does not indicate that there is a fault with the unit 17 OPERATION 1 How your Shower Works 1 1 Hot water is produced by passing cold water through a heating tank The unit constantly monitors the following conditions The incoming cold water temperature The outgoing shower temperature The flow rate of water The current user settings The flow rate may automatically adjust to maintain th
10. e current temperature setting As part of this process a series of clicks may be heard this is a normal part of the operation when the shower is in use en ll ll x Cc High Lo C Low szl P M I The showering temperature is adjusted by turning the Temperature Control Dial which varies the flow of cold water passing over the elements The slower the rate of flow the warmer the shower and vice versa 18 As outlined in section Shower Performance certain conditions can cause the shower s performance to vary The most common of these conditions is detailed below 1 2 The Effect of Other Water Devices Temporary changes in supply conditions can cause reduced flow performance The selected flow setting may not be available until supply returns to normal Thermostatic Performance To maintain thermostatic performance the unit may override the selected flow condition The selected flow indicated does NOT change 2 Using the Shower Refer to section Important Safety Information first 1 2 High E ue E a E Turn on electrical supply Select the desired flow by and push Start Stop pushing either once or twice o Zi iv i re hr t Osj Check water temperature Allow 10 15 seconds for any temperature before entering shower adjustments to reach the handset 19 Push Start Stop BEFORE isolating The shower
11. exible hose as part of the outlet shower fitting Available as an optional accessory from all SPECIFICATIONS Supply Source Mains pressure cold water only Minimum Dynamic Pressure 50 kPa 0 5 bar Maximum Static Pressure Minimum Static Pressure Maximum Inlet Temperature Minimum Inlet Temperature Inlet Connection 72 BSP male amp 15 mm compression fitting Outlet Connection 72 BSP male fitting Nominal Rating at 230 V 8 2 kW 9 0 kW Nominal Rating at 240 V 9 0 kW 9 8 kW M 9 0 kW 40 Amps Supply Fuse Circuit Breaker 9 8 kW 45 Amps Residual Current Device RCD Strongly Recommended 30 mA Plumbing Supply No larger than 16 mm Note Refer to current IEE regulations and BS 7671 to determine minimum cable size a 2 2 o 2 pum 5 Oo LLI Supply Cable 45 Amp Double pole with 3 mm contact separation Maximum Ambient Temperature Minimum Ambient Temperature Recommended dynamic pressure of 100 kPa 1 0 bar for full flow performance Isolation Switch Static pressure must never fall below 20 kPa 0 2 bar when other draw offs are in use e g flushing toilet This is the minimum pressure required to keep the flow valve closed Standards and Approvals The Mira Advance ATL complies with the requirements of the BEAB Care Mark Standard and the relevant directives for CE marking Patents and Design Registration Design Registration 000738141 0003 0006 0007 0009 GB 2269466
12. here are a few basic supply checks that can be performed Check there is electricity supplied to the unit Lights and or beeps will confirm this If in any doubt contact a qualified electrician e Check all plumbing isolator valves to the shower are turned on full e A section of supply pipe may be preheating the cold water supply to the shower E g cold water supply pipe is running through a loft or is adjacent to hot water pipes e A section of supply pipe is frozen Allow to thaw and insulate the pipe In rare cases hot water may be retained within the unit causing a failure to continue even though the underlying cause may have been corrected Allowing the water to cool for approximately 20 minutes before use should clear this error If a failure still continues after all of these checks are complete and the unit has once again been reset then contact a competent tradesperson who can further diagnose the fault 22 2 Installer Troubleshooting Guide Refer to section Important Safety Information first The following tables are for a competent tradesperson to check against only Warning Isolate the electrical and water supply before removing the cover Warning Mains connections are exposed when the cover is removed Warning Refer to wiring diagram before making any electrical connections Warning Make sure all electrical connections are tight to prevent arcing overheating Warning Make sure all plumbing connecti
13. imit ssseeess 16 BEAB Care Compliance yssen ao haee Roa e RR RAT A ER EIER 17 Operati me 18 1 How your Shower WOIKS rtr tit etc e bec G 18 2 Using The SHOWER ite rt RR ER SERENA ER BARRES Rx edd 19 3 Storing the Memory Presets Memory Control Model only 20 Automatic Shut Down sss ae 20 Fault Diagnosis iere erret tenni tren nne aanas 21 1 User Troubleshooting Guide ssseee 21 2 Installer Troubleshooting Guide sseeene 23 Maintenance rtr par ran erinnern sk xa Ru ER NED Fareed s narina 26 Wiring Diagram 2 nnno uuu une bauen eund duni 27 Spare PaftS m 28 NOUS c M 29 Customer Servicoe orici eesee etienne aki nu ire iet n aa aiekn Back Page TO THE CUSTOMER Mira Advance ATL key features Designed for safe and reliable control e Automatically adjusts to maintain constant temperature e Constantly monitors supply conditions Mira Advance ATL models covered by this guide Adjustable mamany Extended Drain Push Temperature Lever Pump Control Compatible Product Variant Button Feature The following separate drain kits are required for the Extra models SDP124T Mira Whale Tray Kit complete with 50 mm gully SDP134T Mira Whale Wet Floor Kit complete with wet gully for vinyl Thi
14. ity recycling or waste disposal policy BEAB CARE Requirements Routine maintenance is required for all BEAB CARE installations The Inlet Filter shall be cleaned or replaced after the first 6 months of use This shall then be repeated every 12 months Refer to section Maintenance on how to safely remove the Filter PACK CONTENTS Tick the appropriate boxes to familiarize yourself with the part names and to confirm that the parts are included Leu ue LE 1 x Mira Advance ATL L 1 x Mira Advance ATL L 1 x Mira Advance ATL Standard or Standard Extra Memory Flex or Flex Extra Whale Shower Drain Pump Whale Shower Drain Pump supplied separately supplied separately LJ 1 x Compression Nut O 1 x Olive O 1 x Tap Connector Adaptor for fitting to existing tap connector LJ 1 x Earth Sleeve LJ 1 x Case Insert Top 2 x Wall Plugs 1 x Installation and User Guide L 1 x Installer Checklist O L 1 x Installation Template 1 x Guarantee Card LJ 1 x Case Insert Bottom 87 5 mm 102 mm 71mm 184 mm 71mm 403 mm 403 mm 184 mm Advance ATL Advance ATL Flex Standard Memory All dimensions are nominal ACCESSORIES Mira Showers stockists MIRA DCV H OUTLET DOUBLE CHECKVALVE Designed to prevent the backflow or backsiphonage of potentially contaminated water through shower controls which are fitted with a fl
15. ler Isolating Valve signal cable ERE RENI oU Mains fed Cold Water Supply Terminal Block Whale Shower Drain Pump Standard Extra amp Flex Extra models only Ua Plumbing and Electrical Schematic Diagram 11 Flow Valve Solenoid Thermal Switch Relay Board Connector Lead Socket Element Assembly e O Pump Signal Clip secures Cable thermal switch S fm c Standard Extra and Flex Extra Outlet models only Sensor GA E A a a L Connector Lead 4 n Sockets for the Flow lt gt Valve Turbine and Inlet Sensor and LJ the Tank Assembly 0 il Sensor OF OHO Terminal Block U y Drain Pump PCB Standard Extra and NEE Flex Extra models only SUE Air Bleed Inlet Clamp Button Wire 75 Earth Flow Valve Ribbon Cable connect to front Cover _ Tank Assembly Li PR e O 0 Outlet Flow Valve Splash Guard Connector Turbine and Inlet Sensor Mira Advance ATL Standard Extra and Flex Extra models shown 12 INSTALLATION Refer to
16. ly used 1 6 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 7 There are no user serviceable components beneath the cover of this appliance Only a competent tradesperson should remove the cover and only genuine Mira replacement parts are to be used 1 8 If any of the following conditions occur isolate the electricity and water supplies Contact your installer or refer to To contact us on the back page of this guide 1 8 4 If the cover is not correctly fitted and water has entered the case 1 8 2 If the case is damaged 1 8 3 If the appliance begins to make an odd noise smell or smoke 1 8 4 f the appliance shows signs of a distinct change in performance indicating a need for maintenance 1 9 Refer to the wiring diagram before checking any electrical connections 1 10Make sure all electrical connections are tight to prevent arching or overheating 2 Caution 2 1 Read all of these instructions and retain this guide for later use 2 2 Follow all warnings cautions and instructions contained in this guide and on or inside the appliance 2 3 The electrical installation must comply with the Requirements for Electrical Installations commonly referred to as the IEE Wiring Regulations or any particular regulations and practices specified by the local electricity supply company in force at the time of installation 4 2 4 2 5
17. month guarantee on the repair Payment should be made directly to the engineer agent using Visa MasterCard or a cheque supported by a banker s card To Contact Us England Scotland Wales and Northern Ireland Mira Showers Customer Services Telephone 0870 241 0888 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 Cromwell Road Cheltenham Gloucestershire GL52 5EP Eire Modern Plant Ltd Dublin Telephone 01 459 1344 Mon to Fri 9 00 am 5 00 pm E mail sales modernplant ie Fax Dublin 01 459 2329 Post Otter House Naas Road Clondalkin Dublin 22 Modern Plant Cork Telephone 021 496 8755 Mon to Fri 9 00 am 5 00 pm E mail cork modernplant ie Fax 021 496 8607 Post Tramore Road Cork mira M SHOWERS QUALITY MANAGEMENT FM 14648 Kohler Mira Limited November 2007
18. mory model only including screws 1643 108 Cover Standard model only Control PCB not included 1643 109 Cover Memory model only Control PCB not included 1643 110 Cover Flex model only Control PCB not included 1643 111 Fuse 1643 112 Drain Pump PCB Extra models only 1643 113 Component Pack components identified B 1643 114 Splash Guard 1643 144 Top and Bottom Cover Inserts grey 1643 148 Seal Pack components identified A 1643 149 Flow Valve Assembly components identified C 28 SPARE PARTS 1643 105 1643 144 a 1643 108 i L 1643 109 1643 110 1643 111 1643 103 1643 105 1643 144 1643 104 1643 106 1643 107 1643 114 1643 112 1643 100 1643 101 1643 102 29 NOTES 30 NOTES 31 CUSTOMER SERVICE 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 Se
19. ntrol PCB Unsafe hot water detected faulty Control PCB faulty Relay Board or faulty Outlet Sensor Wait 15 minutes to for water to cool Reset the unit Water Supply e Check Outlet Sensor connection to Relay oo Board Replace Control PCB Replace Relay Board Replace Heater Tank Assembly Water Supply Reset False flow reading 1 Reset the unit 2 Re prime the unit see section Installation Reset 3 Replace Flow Valve Assembly Water Supply gt Possible Heater Failure 1 Reset the unit Wi 2 Check resistance of Heater Tank elements ater Supply Reset iabi 3 Replace Heater Tank Assembly with an appropriately rated spare 25 MAINTENANCE User Maintenance Handset Cleaning Clean with mild washing up detergent or soap solution Wipe dry with soft cloth Poor shower performance can be avoided by cleaning the spray plate Use thumb or soft cloth to wipe rubber nozzles The handset shall be descaled regularly to stop the handset getting blocked Tradesperson Maintenance Inlet Filter Cleaning Replacing Read the section Important Safety Information first 1 Electrical and water supplies to the appliance are turned off 3 Hold a wrench across the flats of the metal connector Unscrew the filter using another wrench as shown Clean or replace the Filter as necessary Refit the Filter making sure it is screwed fully home Do not overtighten Remove
20. o provide every assistance you may need help and advice spare parts or a service visit 5 0135181038561 1073791 W2 B 1643 J97A H Mira is a registered trade mark of Kohler Mira Limited The company reserves the right to alter product specifications without notice T n www mirashowers com 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 preferred a pro forma invoice will be sent All spares are guaranteed for 12 months from date of purchase Spares that have been supplied directly form us can be returned within one month from date of purchase providing that they are in good order and the packaging is unopened Note Returned spares will be subject to a 1596 restocking charge and authorisation must be obtained before return Please contact our Customer Services Team 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 ata reasonable cost You will have the assurance of a Mira trained engineer agent genuine Mira spare parts and a 12
21. o not use sealing compounds on any pipe fittings or joints 1 2 Never fit the unit to hot water supplies or to gravity systems of any description Only fit the product to a mains cold water pipe 1 3 Avoid layouts where the shower hose will be sharply kinked This may reduce the life of the hose 1 4 Supply pipework MUST be flushed to clear debris before connecting the appliance Debris will reduce the performance of the unit Avoid running the pipework through excessively hot or cold areas such as hot loft spaces airing cupboards or in close proximity to hot water pipes If this cannot be avoided we would recommend insulating the pipes 1 5 The appliance must be fitted onto the finished wall surface i e on top of the tiles DO NOT tile up to the sides of the unit or use a sealant around the case Failure to do this may cause product failure 1 6 We recommend that a non restrictive free flowing isolating valve is fitted in the cold water supply pipe to allow maintenance of the appliance 1 7 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 Any malfunction due to limescale is not covered by the manufacturer s guarantee Your local water company will be able to advise the hardness of water in your area 1 8 Caution Double checkvalves fitted in the inlet supply to the appliance cause a pressure build
22. ons are watertight Warning Make sure Ribbon Cable is disconnected when removing the front cover and reconnect when maintenance is complete Providing the appliance has been correctly installed and is operated in accordance with the instructions contained in this guide difficulties should not arise If any maintenance is required then it must be carried out by a competent tradesperson for whom the fault diagnosis chart and wiring diagram are provided Before replacing any parts make sure that the underlying cause of the malfunction has been resolved When following these instructions it is sometimes necessary to examine the appliance with the electrical and water supplies turned on It is therefore essential that the appropriate safe working practices are followed in accordance with the current Health and Safety Legislation When the mains supply is ISOLATED a multimeter can be used to carry out a continuity check on certain components e g supply fuse heating elements thermal Switch etc No light Flashing light Solid light Indicator Display Cause Rectification Incoming water flow too low for appliance to operate safely faulty Thermal Trip or faulty Heater Tank Reset the unit Water Supply em Check all plumbing isolator valves to the Reset shower are turned fully on A section of the supply pipe is frozen allow to thaw and insulate the pipe Replace Thermal Trip Replace Heater Tank cont
23. r Troubleshooting Guide prior to performing any maintenance Water Supply Light The Water Supply is a warning light that will flash or be lit solid together with a beeping tone in the event of Incoming water temperature is too high Incoming water pressure is too low Showering performance will be reduced until the supply is restored to the required conditions Refer to Specifications Once the supply is restored the Water Supply light will go out For the most likely causes of reduced shower performance refer to Shower Performance and Operation If the warning continues contact a competent tradesperson who can further investigate the cause Reset Light The shower automatically stops and the Reset light will flash or be lit solid together with a beeping tone in the event of Appliance failure Supply conditions that may cause unsafe showering Other indicator lights will vary depending upon the fault If any other fault condition occurs that is not listed in this guide contact the installer or Mira Customer Service Dept 21 User Troubleshooting Guide continued Resetting the Unit This is the first solution to the shower not operating Reset the unit by turning the electricity off and on again at the isolating switch After turning the electricity back on the Start Stop button will bleep once and flash for approximately 15 seconds before the appliance is ready for use If the failure continues after resetting t
24. rvice 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 persons not authorised by Mira Showers or our approved agents This guarantee is in addition to your statutory and other legal rights 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 Team who will give every assistance and if necessary arrange for our service engineer to visit If the performance of your shower declines consult this manual to see whether simple home maintenance is required Please call our Customer Services Team to talk the difficulty through request a 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 t
25. s product must only be used with a Whale Shower Drain Pump included in the kits listed above Please pass on this guide in the event of change of ownership of the installation site If you experience any difficulty with the installation or operation of your new Electric Shower then 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 IMPORTANT SAFETY INFORMATION 1 Warning 1 1 Products manufactured by us are safe and without risk provided they are installed used and maintained in good working order in accordance with our instructions and recommendations 1 2 THIS APPLIANCE MUST BE EARTHED Make sure any supplementary bonding complies with the requirements for electrical installations and is in accordance with BS 7671 1 3 DO NOT twist the individual cable cores of the live and neutral conductors as this will prevent them from entering the terminal block 1 4 The shower unit must not be fitted where it may be exposed to freezing conditions Make sure that any pipework that could become frozen is properly insulated If the appliance appears to be frozen allow to thaw and then contact your installer before using again DO NOT switch on the appliance if there is a possibility that the water in the heater is frozen 1 5 DO NOT operate this appliance if water leaks from the Case Maintenance may be required before the appliance can be safe
26. ser Guide 15 COMMISSIONING Important The Mira Advance ATL will adapt it s settings for the individual supply conditions and store this information in it s main memory during manufacture this information is factory set using ideal conditions On initial installation the unit needs to learn about the site conditions and does so during the commissioning cycle It is important that the unit is commissioned correctly otherwise an error condition may occur Once set the unit constantly updates it s memory with information about the site conditions to optimize the shower s performance This is stored once the Start Stop button is pressed whilst the shower is running Basic Operation Checks 1 Switch on the electrical supply at the mains and test the Shower Drain Pump 4 6 if applicable see separate Shower Drain Pump instructions before turning the x z shower on Switch on the electrical supply 2 8 at the double pole switch The Start Stop button will illuminate to indicate that the 1 electrical supply is connected to the shower 2 Turn the Temperature control dial to full cold the dial operates anticlockwise from hot to cold High 3 Push the Flow or Start Stop button and observe the blue flow indicator with audible CF 4 beep Check that cold water flows freely Loi Flow from the shower within a few seconds If a delay of more than 5 seconds is encountered then it is likely that the unit C o2 has not been
27. up which could exceed the maximum static inlet pressure for the appliance 2 Electrical Refer to section Important Safety Information first 2 1 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 Advance ATL electric showers are high power units Voltage drop due to local heavy demand will reduce the shower s performance 10 2 2 2 3 2 4 2 5 The appliance must be earthed by connecting the supply cable earth conductor to the earth terminal Any supplementary bonding and supply cable size must conform to BS 7671 As a guide only and in accordance with BS 7671 we recommend close circuit protection l e 9 0 kW 40 Amp 9 8 kW 45 Amp A separate permanently connected supply is taken from the consumer unit to the appliance through a double pole switch The switch can be a ceiling mounted pullcord type or a wall mounted switch in an adjacent room DO NOT exert strain on the terminal block however make sure that the electrical connections are tightly screwed down DO NOT turn on the electrical supply until the plumbing has been completed supply cable Consumer Unit 45 Amp Double pole Isolating Switch supply cable Optional Outlet Double Checkvalve Switched Spur MR Transformer Control
28. will purge water from the electricity The flashing light its tank for a few seconds indicates the shower is shutting down AQ Residual water may drain over a few minutes 3 Storing the Memory Presets Memory Control Model only Set the shower to the desired Push and hold down the desired memory temperature and flow button A beep and flashing light will indicate the setting has been stored successfully 3 l i MUN NE ru A NM m P d ra y To retrieve a stored setting push the desired memory button when the shower is either on or off Note The unit has a built in Shower Stop timer function to protect from accidental unattended operation This feature automatically switches the unit off after 40 minutes of continuous use Normal operation is restored by re selecting the Start Stop button Any light flashing rapidly will indicate the button pushed is stuck 20 FAULT DIAGNOSIS 1 User Troubleshooting Guide The Mira Advance ATL electric shower is fully performance tested after assembly In the unlikely event that you experience problems with the appliance then the following procedures will enable you to undertake basic troubleshooting before contacting the competent tradesperson responsible for installing your shower Warning There are no user serviceable components beneath the cover of the appliance Only a competent tradesperson should remove the cover whilst observing the warnings given in section 2 Installe
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