Mira Advance ATL Installation & User Manual Download Page 11

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Mira Advance ATL Wiring Diagram

Section

Relay
Board

Inlet Sensors

Red

Brown (77)

Brown

Solenoid Valve

Transformer

230/240 V
AC Only

Green/Yellow

Brown

Double Pole Switch

45A Break Capacity

3 mm Contact Separation

PL2

PL1

Main Control Board

(78)

PL2

PL6

PL5

PL4

PL1

PL8

PL3

PL7

PL10

Green/Y
(75)

Inlet Outlet

Terminal Block

Outlet
Temperature
Sensor

One Shot
Thermal Trip

Temperature
Potentiometer

Blue

Heater Tank

Plumbing Connectors

PL12

PL11

Summary of Contents for Advance ATL

Page 1: ...HE USER 8 7 and 9 8 kW 5 6 4 7 3 8 2 9 1 Low Pressure High Mediu m Low St op Tem perat ure Service 5 6 4 7 3 8 2 9 1 1 Low Pressure High Mediu m Low St op St or e 2 3 4 5 Tem perat ure Flo w Flo w Servic e Low Pressure High Mediu m Low St op Service 5 6 4 3 2 9 1 Tem per at ur e Flo w ...

Page 2: ...mensions 8 5 Mira Advance ATL Wiring Diagram 11 6 Specifications 12 7 Installation Requirements 13 8 Installation 17 9 Commissioning 23 10 Operation 25 11 Fault Diagnosis 31 12 Maintenance 38 13 Maximum Temperature Setting 45 14 Spare Parts 47 Guarantee Customer Care Policy and How to contact us Back cover ...

Page 3: ...rovides the user the opportunity to preset five choices of flow level and temperature which can be easily recalled upon demand by simple push button control The Mira Advance ATL Flex is designed to be easily operated by users with restricted hand movement using ergonomically designed controls For healthcare or special need requirements refer to section 13 Maximum TemperatureSetting Mira Advance mo...

Page 4: ... 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 properlyinsulated 1 5 DO NOT operate this appliance if it is frozen Allow the appliance to thaw before using again 1 6 DO NOT operate this a...

Page 5: ...on 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 The installation should be carried out by an electrician or contractor who is registered or is a member of an association such as 2 4 1 National Inspect...

Page 6: ...ation such as 2 7 Anyonewhomayhavedifficultyunderstandingoroperatingthecontrolsofany showershouldbeattendedwhilstshowering Particularconsiderationshouldbe giventotheyoung theelderly theinfirm oranyoneinexperiencedinthecorrect operation of the controls 2 8 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 autho...

Page 7: ...u m Low St op St or e 2 3 4 5 Tem per at ur e Flo w Servic e 5 6 4 7 3 8 2 9 1 Low Pressure High Mediu m Low St op Tem per at ur e Service Flo w Low Pressure High Mediu m Low St op Service 5 6 4 3 2 9 1 Tem per at ur e Flo w 1 x Mira Advance ATL Flex 1 x Mira Advance ATL Memory 1 x Olive 1 x Compression Nut 1 x Tap Connector Adaptor 1 x Mira Advance ATL Standard 2 x Wall Screws 2 x Wall Plugs 1 x ...

Page 8: ...erature 5 6 4 7 3 8 2 9 1 Low Pressure High Medium Low Stop Temperature Service Low Pressure Low Pressure 1 2 3 4 5 Store Flow Flow Service Service 1 Mira Advance ATL Standard Model Memory Model 84 5 68 84 5 68 168 168 395 395 Section 4 Dimensions ...

Page 9: ...9 Flex Model All dimensions are nominal and in millimetres 5 4 7 3 8 2 9 1 Low Pressure High Medium Low Stop Temperature Service Flow 168 68 110 395 ...

Page 10: ... nominal and in millimetres 2 Water and Cable Entry Points 73 46 5 288 395 59 95 168 101 73 360 367 ImportantPoints 1 The top and bottom of the case walls have thinned sections for ease of removal to accept top or bottom water inlet 2 The hatched areas are case cutouts to allow cable and pipe access 3 Ensure screw fixings do notpunctureburied cables ...

Page 11: ... 240V AC Only Green Yellow Brown Double Pole Switch 45A Break Capacity 3 mm Contact Separation L N PL2 PL1 Main Control Board 78 PL2 PL6 PL5 PL4 PL1 PL8 PL3 PL7 PL10 Green Y 75 Inlet Outlet TerminalBlock Outlet Temperature Sensor One Shot ThermalTrip Temperature Potentiometer Blue Heater Tank Plumbing Connectors PL12 PL11 ...

Page 12: ...e However thiswillresultinreducedpowerandthereforereducedflow 1 4 Minimum static pressure 0 2 bar to keep the flow valve closed 1 5 The Mira Advance ATL will provide satisfactory performance with incoming water supply temperatures between 2 280 C 1 6 MaximumambienttemperaturefortheMiraAdvanceATLwhilstinuseis300 C 2 Electrical 2 1 Mira Advance ATL supply fuse 8 7 kW 40 Amp 9 8 kW 45 Amp 2 2 The ter...

Page 13: ...y adapted fortheinletconnectorassembly If10mmmicroboreisused thenanallowance for increased pressure loss must be made to ensure that the minimum maintained inlet pressure of 1 bar is achieved refer to specification 1 4 At pressures below 1 bar maintained the full flow performance may not be achieved 1 5 The Mira Advance ATL must be fitted ONTO the finished wall surface i e on top of the tiles DO N...

Page 14: ...d 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 Mira Advance ATL malfunction due to excessive limescale formation 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 13 A hose retaining ring is supplied to...

Page 15: ...mm2 if the cable is not mechanically protected 2 5mm2 if mechanically protected 2 4 The minimum cable size cross sectional area required is 6mm2 under normal conditions of installation To obtain full advantage of the power provided by this unit the shortest possible cable route from the consumer unit to the shower should be used The maximum permissible circuit length is dependent on current demand...

Page 16: ...onal Outlet Double Checkvalve Double pole Isolating Switch Hose Retaining Ring Mains fed Cold Water Supply Clamp Bracket RF2 Handset Holder Consumer Unit Isolating Valve 2 5 A separate permanently connected supply must be taken from the consumer unit to the Mira Advance ATL through a double pole switch which has at least 3mm contact separation The switch can be a ceiling mounted pull cord type wit...

Page 17: ...installing the Advance ATL with concealed water and electrical supplies refer to Dimensions Water and cable entry points 1 MiraAdvanceATL Read Section 2 Important Safety Information first WARNING Isolate the electrical and water supplies before proceeding with the installation of the Mira Advance ATL The electricity must be turned off at the mains and the appropriate circuit fuse removed if applic...

Page 18: ...cold water supply pipe The Mira Advance ATL can be connected to either a compression fitting supplied or a tap connector notsupplied If upgrading from other Mira Advances that use a tap connector then the tap connector adapter can be used in place of the fibre washer This allows the tap connector to be used in conjunction with the compression fitting of the product seediagram For back inlet suppli...

Page 19: ...ngholes which will allow the Mira Advance ATL to be firmly fixed to the wall structure and drill through the thinned hole section in the back of the case 1 13 Offer the Mira Advance ATL up to the wall and temporarily connect the mains fed cold water supply pipe Mark through the casing the positionoftheupperandlowerholes Remove the Mira Advance ATL from the wall before drilling This willpreventdebr...

Page 20: ...the shower tray or bath waste outlet Press the air bleed button located on top of the flow valve several times This will allow the Mira Advance ATL to fill with water and expel any entrapped air Note Failure to prime the unit will severely effect performance Note Water at full mains supply pressure will flow from the shower hose and a small amount of water will be discharged from under the air ble...

Page 21: ...h conductor clamp L RedWire N Black Wire Yellow Greensleevedwire 1 18 Checkthattheearthbondingwire to the inlet connector assembly is tight Ensure that the multi connector lead is clear of the cover when it is refitted Refittheinletshieldovertheinlet connector assembly If the Mira Advance ATL has been installed with top inlet cable or water supplies cut the top case insert to suit and fit Finally ...

Page 22: ...ocation strip on the top of the case Ensure that thewire78multi connectorleadis seatedbetweenthetankbodyand the left hand side of the case 1 22 Push the bottom of the cover against the case until it locates correctly Install the screw and tighten 1 23 Install the shower fittings refer to theseparate Installation Operation andMaintenanceGuide 1 24 The high capacity spray plate illustratedintheshowe...

Page 23: ...or2minutes DuringthisperiodtheMiraAdvanceATL will calibrate itself to the site conditions 2 Turn the TEMPERATURE control knob to full cold The control knob operates through approximately of a turn from cold to hot and features a detent on the final travel to the cold only position 3 Turn on the water supply fully at the isolating valve Check that water is not leaking from the bottom of the case 4 ...

Page 24: ...mmissioningprocessismemorisedbytheMiraAdvance ATL the STOP button must be pressed before electrically isolating the Mira Advance ATL Note Water may continue to drip for a short time whilst the water drains out of the handset Note High cold water mains supply pressures and high shower temperatures willcauseaslightaudiblehissingsoundtobeheardfromtheMiraAdvanceATL whilst it is operating This is quite...

Page 25: ...nts The slower the rate of flow the warmer the water and vice versa The holes in the spray plate of the shower handset should always be kept clean to maintain a consistent flow and stableshowertemperatures 1 4 Seasonal changes in the temperature of the incoming cold water supply and mains electrical voltage will mean that the flow rate of water at accustomed TEMPERATURE control knob settings will ...

Page 26: ...ecting the desired flow condition even though it is still indicated 1 8 Low Pressure Failure The Mira Advance ATL contains a LOW PRESSURE indicator which will operate for three seconds if the following conditions occur 1 8 1 Low water pressure below 0 5 bar maintained 1 8 2 Blocked or partially blocked spray plate 1 8 3 Blocked inlet filter If any of the above conditions occur the unit will return...

Page 27: ... spray plate should be regularly removed and cleaned in descalent Lack of regular spray plate cleaning will lead to poor performance and cause early failure of the Mira Advance ATL 2 1 Switchonthepull cordorwallmountedswitch Thered STOP indicatoron the Mira Advance ATL will provide a visual indication that the power is on 2 2 Pressoneofthethreeflowbuttons HIGH MEDIUM or LOW Theadjacent green indic...

Page 28: ...formance The unit maintains thermostatic performance at low pressures however it may be unable to achieve the desired flow conditions refer to 1 7 Low Pressure ThermostaticPerformance FLOW HIGH MEDIUM LOW FLOW HIGH MEDIUM LOW FLOW HIGH MEDIUM LOW COLD 5 6 4 7 8 2 9 1 5 6 4 7 8 2 9 1 5 6 4 7 3 8 2 1 5 4 7 3 8 2 9 1 5 4 7 3 8 2 9 1 Low Pressure High Medium Low Stop Temperature Service Flow ...

Page 29: ...tank body Clockwise WARMER less flow Anticlockwise COOLER moreflow For the Advance ATL Memory model To leave memory control mode and to regain the use of the TEMPERATURE controlknob press one of the following buttons HIGH MEDIUM or LOW The shower temperature and flow rate will change from the preset memory button condition to that selected by the chosen flow buttonand TEMPERATURE control knob posi...

Page 30: ...e Store 1 2 3 4 5 Stop 5 6 4 7 3 8 2 9 1 Store 1 2 3 4 5 Flow Flow Flow Flow Flow Service Service Service Service Service 3 Storing the Memory Presets Mira Advance ATL Memory control model only Should you wish to change the five factory presets proceed as follows Step 2 Select your personal temperaturesetting Step 3 Press STORE Step 4 Press one of the numbered preset buttons Step 5 Press STOP befo...

Page 31: ... left hand side D FLOW INDICATION Malfunction A Cause Remedy C B D Remove and clean Refer to fittings guide Spray plate blocked No water or very low flow rate and then the unit switches off Turn on Supply stop valve turned down Section 11 Fault Diagnosis This is normal during lowpressure thermostatic performance Improve supply pressure Low pressure thermostatic performance No visible flow change o...

Page 32: ...rn off the electrical supply by operating pull cord switch wait for a few moments approx 10 secs for Mira Advance ATL to reset turn on pull cord switch and operate Mira Advance If problem still persists then contact Kohler Mira for advice Visible flow change not pulsating withoutuser selection User selection lights remain unchanged Thermostaticoperation This is normal to maintainthermostatic perfo...

Page 33: ... Advance ATL is designed to shut down automatically after 30 minutes After maximum temperature setting is altered Advance ATL Memory shuts down when certain presetsare selected Presets set above level of new maximum temperaturesetting Re configurepresetsin accordancewithnew maximumtemperature setting Malfunction ...

Page 34: ...heunderlyingcauseofthemalfunction has been resolved When following these instructions it is sometimes necessary to examine the Mira Advance ATL with the electrical supply turned on as well as the water supply It is therefore essential that the appropriate safe working practices are followed in accordance with the current Health And Safety Legislation Using a device for measuring continuity DVM AVO...

Page 35: ...correctly connected wire 78 multi connector Low pressure thermostatic performance See Operation Check water supply isolation Insufficient water supply pressure Renew element assembly Faulty element assembly Renew relay board assembly Faulty relay board assembly Faulty flow valve Renew flow valve Service light not on Mira Advance ATL continues to drip after beingturned off or will not shut off Faul...

Page 36: ...dy sensor assembly Renew tank body sensor assembly Dry thoroughly before retrying unit Shower heats water but does not get hot enough Shower flow rate pulsates Air trapped in flow valve With electrical supply off press air bleed button several times Note Water at full mains supply pressure will flow from the handset and a small amount of water will be discharged from under the air bleed button Fau...

Page 37: ...ll cord switch andoperateAdvance ATL If problem still persists then contact Kohler Mira for advice Intermittent Service light illumination during operation or Any other fault condition Abnormal site conditions Service light on when flow selected Service light remains on no flow Faulty inlet sensor Renew inlet sensor Faulty outlet sensor Renew tank assembly Renew inlet sensor Faulty inlet sensor Hi...

Page 38: ... Connector Lead Socket Thermal Switch Element Assembly Clip secures thermal switch Element Retaining Ring Tank Body Sensor Wire 78 Multi Connector Lead Socket Note The Connector Lead Sockets for the Flow Valve Turbine and Inlet Sensor and the Tank Body Sensor are under the Wire 78 Multi Connector Plastic Sleeve fitted over tank body outlet pipe Wire 78 Multi connector Flow Valve Air Bleed Button ...

Page 39: ... cover of the appliance Only a competent tradesperson should remove the cover 2 Cleaning 2 1 Many household cleaners contain abrasives and chemical substances and should not be used for cleaning plated or plastic fittings These finishes should be cleaned with a mild washing up detergent or soap solution and then wiped dry using a soft cloth 2 2 Spraypatterndeteriorationcanbecausedbyeither debristr...

Page 40: ...y wire 78 Multi connector which should not be strained when carryingoutthenextinstruction refer to Figure 4 3 1 3 Carefullypullthebottomofthe cover outwards and upwards off the case 3 1 4 Carefully remove the wire 78 multi connector from the socket on the control PCB in the cover if the maintenance procedurerequires 3 Mira Advance ATL Cover Removal and Refitting Figure 4 Wire 78 Multi connector IN...

Page 41: ...ver 5 1 3 Remove the two upper relay board retaining screws 5 1 4 Unplug the transformer connector lead 5 1 5 Remove the transformer retaining screw 5 1 6 Unplugthefollowing 5 1 7 Remove the two earth fly leads device leads fitted to the relay board 5 1 8 Remove the element connections and remove the relay board 5 1 9 Remove the transformer and unclip the thermal switch on top of the heater elemen...

Page 42: ...theflats of the inlet connector assembly to prevent damage totheconnector andunscrew the inlet filter refer to Figure 6 6 1 3 Withdrawtheinletfilter Clean or renew as necessary 6 1 4 Refitinreverseorder Ensure that the filter is screwed fully home Figure 6 6 Inlet Filter Cleaning 8 TemperaturePotentiometer Renewal 8 1 Torenewthetemperaturepotentiometer 8 1 1 Disconnect the three pin connector lead...

Page 43: ...eorder 9 2 To renew the flow valve 9 2 1 Refer to Section 12 Maintenance 9 1 To drain the Mira Advance ATL and follow instructions 9 1 1 to 9 1 7 inclusive 9 2 2 Removetheflowvalveturbineandinletsensorconnectorlead 5wires from the relay board 9 2 3 Removetheflowvalvesolenoidconnectorlead 2wires fromtherelay board 9 2 4 Remove the inlet clamp retaining screws and clamp 9 2 5 Separate the flow valve...

Page 44: ...l the screws are tight Make sure that the thermal switch clip is fitted correctly 9 4 9 When fitting the wire 75 earth to the outlet connector fully tighten shower hose first to ensure the seal inside the outlet connector is compressed 9 5 To renew the element assembly 9 5 1 RefertoSection12 Maintenance 9 1 TodraintheMiraAdvance ATL and follow instructions 9 1 1 to 9 1 7 inclusive 9 5 2 Remove the...

Page 45: ...urer s instructions DO NOT allow the solution to come into contact with the element assembly terminals or the plastic components Note Heaterelementsmaybedamagedbyexcessiveuseofdescalent solution 9 6 4 Refer to Section 12 Maintenance 9 4 To renew the tank body sensor assembly and remove the tank body sensor assembly 9 6 5 Rinse out the tank body sensor assembly in cold water to remove any limescale...

Page 46: ...orrespond with the number representing the desired maximum temperature as listed in Table 1 below Example if the ATL has been set to correspond with position 4 410 C then the maximumoutletwatertemperatureof410 Cwillbeachievedatapproximatelyposition 6onthe temperaturedial positionedonthefrontoftheappliance Furtherclockwise movement of the temperature dial at this setting will not increase the tempe...

Page 47: ...esired number to set the maximum water temperature as listed in Table 1 1 5 Refit the cover by locating the top of the cover onto the location strip on the top of the case Make sure that the wire 78 multi connector lead is seated between the tank body and the left hand side of the case and is pushed fully home 1 6 Push the bottom of the cover against the case Fit the screw and tighten Figure 9 WAR...

Page 48: ...48 SpareParts ...

Page 49: ...s identified B 406 46 Terminal Block 430 40 Top Case Insert 430 45 ServiceTunnel Accessories DCV H Anoutletdoublecheckvalve designedtopreventthebackfloworbacksiphonage of potentially contaminated water through shower controls which are fitted with a flexiblehoseaspartoftheoutletshowerfitting Availableasanoptionalaccessoryfrom your Mira Showers stockists 430 60 Control PCB ATL Standard and Flex 406...

Page 50: ...50 2 Spare Parts Diagram standard model 430 40 B B 406 46 406 19 406 20 430 45 406 88 430 62 B A A 405 58 406 88 405 56 A 430 60 406 88 B 430 65 B 406 22 406 27 405 50 ...

Page 51: ...ed A 406 27 Inlet Filter 406 28 Component Pack components identified B 406 46 Terminal Block 406 88 Relay Board Wire 75 430 63 Cover Assembly ATL Memory with Temperature Potentiometer 430 40 Top Case Insert 430 45 ServiceTunnel Accessories DCV H Anoutletdoublecheckvalve designedtopreventthebackfloworbacksiphonage ofpotentiallycontaminatedwater throughshowercontrolswhicharefittedwithaflexible hose ...

Page 52: ...52 4 Spare Parts Diagram memory model 430 40 B B 406 19 406 20 430 45 406 88 430 63 B A A A 405 58 405 56 406 27 430 61 430 65 405 50 406 88 B B 406 88 406 22 406 46 ...

Page 53: ...als Pack components identified A 406 27 Inlet Filter 406 28 Component Pack components identified B 430 40 Top Case Insert 406 46 Terminal Block 406 88 Relay Board Wire 75 430 64 Cover Assembly ATL Flex with Temperature Potentiometer Accessories DCV H Anoutletdoublecheckvalve designedtopreventthebackfloworbacksiphonage of potentially contaminated water through shower controls which are fitted with ...

Page 54: ...54 6 SparePartsDiagram flexmodel 430 40 B B 406 19 406 20 430 45 406 88 430 64 B A A A 405 58 405 56 406 27 430 60 430 65 405 50 406 88 B B 406 88 406 22 406 46 ...

Page 55: ...55 Notes ...

Page 56: ...epublic of Ireland Modern Plant Ltd Telephone Dublin 01 4591344 Mon to Fri 9am to 5pm Fax Dublin 01 4592329 24 hours Post Otter House NaasRoad Clondalkin Dublin22 To validate the guarantee please return your completed registration card 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 guar...

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