Mira Event Installation, Operation, Maintenance Manual
Mira Event Installation, Operation, Maintenance Manual

Mira Event Installation, Operation, Maintenance Manual

Thermostatic all-in-one power shower

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THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER
THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER
THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER
THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER
THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER
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THERMOSTATIC
ALL-IN-ONE
POWER SHOWER
Installation
Operation
&B
Maintenance Guide
1 1 1 1 1

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Summary of Contents for Mira Event

  • Page 1 THERMOSTATIC ALL-IN-ONE POWER SHOWER Installation Operation &B Maintenance Guide THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER back 1 1 1 1 1...
  • Page 2: Table Of Contents

    Before You Start ............14 Change the Inlet Supply Ports ......... 15 Installation: Installation: 6 ..Installation: Installation: Installation: Mira Event ..............16 Shower Fittings ............21 7 ..Commissioning: Commissioning: Commissioning: Commissioning: ............. 22 Commissioning: Priming the Appliance ..........22 Adjustable Maximum Temperature Setting ....
  • Page 3 Inlet Filters, Cleaning or 'O' Seals Renewal ..... 32 Inlet Manifold, Check Valve or 'O' Seals Renewal ..33 Push Fit Collet or 'O' Seals Renewal ......36 Mixer Assembly Renewal ......... 37 Pump Assembly Renewal ......... 39 PCB and Potentiometer Renewal ......41 Micro-switch Renewal ..........
  • Page 4: Introduction

    If you experience any difficulty with the installation or operation of your new Mira Event, then please refer to the back cover of this guide for Caradon Mira contact telephone and fax numbers.
  • Page 5: Important Safety Information

    1.2. Retain this guide for later use. 1.3. 1.3. 1.3. 1.3. 1.3. Pass on this guide in the event of change of ownership of the installation site. 1.4. 1.4. 1.4. 1.4. 1.4. Follow all warnings, cautions and instructions contained in this guide.
  • Page 6 DO NOT DO NOT fit any form of outlet flow control as the outlet acts as a vent for 2.8. 2.8. DO NOT the heater tank. Only Mira recommended outlet fittings should be used. 2.9. 2.9. 2.9. 2.9. 2.9. If any of the following conditions occur, isolate the electricity and water supplies and refer to “How to contact us”...
  • Page 7 1.Mira Event 1.Mira Event 1.Mira Event 1.Mira Event 1.Mira Event ¨ 1 x Push-Fit Release Tool ¨ 1 x Event Thermostatic All-in-One Power Shower ¨ 3 x Wall Plugs ¨ 3 x Fixing Screws 2. Documentation 2. Documentation 2. Documentation 2.
  • Page 8: Specifications

    Section Specifications Specifications Specifications Specifications Specifications 1. 1. 1. 1. 1. General General General General General 1.1. 1.1. 1.1. Continuous duty cycle Continuous duty cycle Continuous duty cycle - 15 minutes on, 60 minutes off. 1.1. 1.1. Continuous duty cycle Continuous duty cycle 1.2.
  • Page 9: Electrical

    3mm contact separation in each pole. 3.2. 3.2. 3.2. Power supply connection - Power supply connection - The Event is fitted with a terminal block and Power supply connection - 3.2. 3.2. Power supply connection - Power supply connection - earth stud which will accept cable up to 2.5mm².
  • Page 10 Section Installation Requirements Installation Requirements Installation Requirements Installation Requirements Installation Requirements 1. General 1. General 1. General 1. General 1. General 1.1. 1.1. 1.1. Do not Do not Do not take risks with plumbing or electrical equipment. 1.1. 1.1. Do not Do not Do not Do not...
  • Page 11 Internal pipe supports (not supplied) should be used with this type of pipe. 3.14 3.14 3.14 3.14 Use only the supplied Mira handset with this appliance. 3.14 Section 5...
  • Page 12 3.15 3.15 3.15 3.15 3.15 If the appliance is installed on a common supply which feeds an adjacent tap, the maximum static inlet pressure for the appliance will, under certain circumstances be exceeded; the action of closing the tap can cause a pulse in the supply pressure which will result in damage to the appliance.
  • Page 13 D.H.W. D.H.W. D.H.W. D.H.W. Side This layout is not not suitable entry for the Mira Event boss * Incorrect supply Other hot draw offs connections Schematic Installation - Incorrect Schematic Installation - Incorrect Schematic Installation - Incorrect Schematic Installation - Incorrect...
  • Page 14 Start t t t t ou Star The Mira Event features a 15mm dual entry push-fit inlet manifold to enable the appliance to support three inlet supply configurations. Choose the appropriate inlet supply configuration to suit your installation before proceeding to install the appliance.
  • Page 15 6. 6. 6. 6. 6. Change the Inlet Supply P Change the Inlet Supply P Change the Inlet Supply Por or or or orts ts ts ts ts Change the Inlet Supply P Change the Inlet Supply P Section Temperature 6.1.
  • Page 16: Installation

    1.2. 1.2. 1.2. 1.2. 1.2. The Mira Event should be positioned so that it is at a convenient height for all the family. It should be positioned so that it discharges down the centre line of the bath, or across the...
  • Page 17 Important! Important! This Mira Event must Important! must must must Important! Important! must be fixed to the wall at all three fixing positions.
  • Page 18 1.7. 1.7. 1.7. Run the electrical supply cable in 1.7. 1.7. surface mounted miniature trunking (not supplied). Miniature Allow sufficient cable to connect to trunking the appliance terminal block (approximately 275mm). Strip back approximately 30mm of outer cable insulation. 1.8. 1.8.
  • Page 19 1.9. 1.9. 1.9. Ensure that the end of the 1.9. 1.9. supply pipework is cut squarely and free from burrs free from burrs free from burrs free from burrs free from burrs, which will damage the inlet manifold seals. Chamfer Chamfer the end of the pipe to assist insertion into the fitting and prevent tearing the ‘O’...
  • Page 20 1.12. 1.12. 1.12. 1.12. 1.12. Screw the Mira Event to the wall using either the supplied wall screws or alternative fixings depending on the wall structure. Do not over tighten! Do not over tighten!
  • Page 21: Shower Fittings

    1.15. 1.15. 1.15. This completes the installation of the Mira Event Mira Event Mira Event Mira Event. The appliance Mira Event will now require to be commissioned before connecting the electrical supply. Refer to “Commissioning: Priming the “Commissioning: Priming the “Commissioning: Priming the...
  • Page 22: Commissioning

    Section Commissioning Commissioning Commissioning Commissioning Commissioning 1. Priming the Appliance 1. Priming the Appliance 1. Priming the Appliance 1. Priming the Appliance 1. Priming the Appliance The appliance must not must not must not must not must not be run dry. Before proceeding any further with the installation it is important to prime the pump assembly before before before...
  • Page 23 Maxim emper ature Setting The Mira Event is fully performance tested and the maximum temperature has been pre-set to approximately 43°C under ideal installation conditions at the factory and depressing the override button will increase the temperature by 5°C to approximately 48°C.
  • Page 24 2.5. 2.5. Adjust as follows: 2.5. 2.5. 2.5. Warmer Turn anti-clockwise Cooler Turn clockwise When resistance is felt DO NOT DO NOT DO NOT DO NOT DO NOT USE FORCE USE FORCE USE FORCE USE FORCE USE FORCE to turn the spindle any further as this is the maximum obtainable temperature from the appliance with the available hot...
  • Page 25 Ov ide Button - Disab The Mira Event incorporates a temperature override button that allows the user to override the pre-set maximum temperature. The following procedure can be used to disable the override button, limiting the maximum temperature available to the preset value.
  • Page 26 Section Operation Operation Operation Operation Operation For safety reasons this appliance is fitted with an adjustable maximum temperature setting. This setting must be checked and adjusted as necessary to suit both site conditions and user’s comfort. Refer to the section “Commissioning: Adjustable “Commissioning: Adjustable “Commissioning: Adjustable “Commissioning: Adjustable...
  • Page 27: Adjustable Maximum Temperature Setting

    Diagnosis - User Maintenance ault Diagnosis - User Maintenance The Mira Event is fully performance tested after assembly. Providing the Mira Event has been correctly installed and is operated as advised, difficulties should not arise. In the unlikely event that you experience problems with your appliance then the following procedure will enable you to undertake basic fault finding before contacting the person responsible for installing your shower.
  • Page 28 Malfunction Malfunction Malfunction Cause Cause Cause Remedy Remedy Remedy Malfunction Malfunction Cause Cause Remedy Remedy Low or no water flow Isolating valves closed. Open valves Inlet filters blocked. Contact your installer. Check valve fitted Contact your installer. incorrectly. Appliance sited above The appliance is not suitable cold water storage for negative head installations.
  • Page 29: Fault Diagnosis - Installer Maintenance

    Diagnosis - Installer Maintenance ault Diagnosis - Installer Maintenance The Mira Event is one part of an entire plumbing system. The fitting of a pump places additional requirements on the plumbing system. Some systems may require plumbing modifications to allow them to cope with higher flow rates.
  • Page 30 Inlet filter blocked. Contact your installer. Isolating valve partially Open valve. closed. Drip from shower Flow control gear Contact Caradon Mira head. positioned incorrectly. Service Office. Defective flow control. Renew Mixer Assembly. Pump does not Electrical supply failure. Check power supply.
  • Page 31 Malfunction Malfunction Malfunction Cause Cause Cause Remedy Remedy Remedy Malfunction Malfunction Cause Cause Remedy Remedy Pump does not Motor overheated, Allow motor to cool before operate. thermal switch operated. further operation. (Refer to "Specifications: Continuous "Specifications: Continuous "Specifications: Continuous "Specifications: Continuous "Specifications: Continuous duty cycle"...
  • Page 32: Maintenance

    1. General 1. General 1. General 1. General 1. General Each Mira Event is precision engineered to provide satisfactory performance provided it is installed and operated in accordance with our recommendations contained in section entitled “Installation Notes” “Installation Notes” “Installation Notes”...
  • Page 33 3.3. 3.3. 3.3. 3.3. 3.3. Thoroughly clean the inlet filters. Inspect the ‘O’ seals and renew if required. Before refitting the inlet filter cap lightly grease ‘O’ seals with a silcone based lubricant. 3.4. 3.4. 3.4. 3.4. 3.4. Refit in reverse order. 3.5.
  • Page 34 4.2. 4.2. 4.2. 4.2. 4.2. Disconnect the electrical supply cable from the terminal block and earth stud. Remove the flexible hose from the appliance. 4.3. Disconnect the electrical supply cable from the terminal block and earth stud. 4.4. 4.4. 4.4. 4.4.
  • Page 35 Inlet 4.8. 4.8. 4.8. 4.8. 4.8. Whilst gripping the mixer Mixer manifold assembly disconnect the inlet assembly manifold. 4.9. 4.9. 4.9. The ports adjacent to the mixer 4.9. 4.9. assembly contain the inlet check valves. The check valves can be removed and replaced if required.
  • Page 36 5. 5. 5. 5. 5. Push-fit Collet or Push-fit Collet or Push-fit Collet or Push-fit Collet or ‘O’ ‘O’ ‘O’ Seals Rene ‘O’ Seals Rene Seals Renew w w w w al al al al al Seals Rene Push-fit Collet or ‘O’...
  • Page 37 6. Mixer Assembly Renewal 6. Mixer Assembly Renewal 6. Mixer Assembly Renewal 6. Mixer Assembly Renewal 6. Mixer Assembly Renewal The following procedure can be applied for cleaning or replacing the mixer assembly. Warning! Warning! Isolate the electrical and water supply to the appliance before proceeding. Warning! Warning! Warning!
  • Page 38 Mixer assembly 6.5. 6.5. 6.5. Separate the mixer assembly from 6.5. 6.5. the inlet manifold and the pump 'O' seals assembly. 6.6. 6.6. 6.6. Refit in reverse order. 6.6. 6.6. Note! Note! Note! Ensure that the ‘O’ seals Note! Note! between the mixer assembly and the pump assembly are correctly seated on each...
  • Page 39 7. 7. 7. 7. 7. Pump Assemb Pump Assemb Pump Assemb ly Rene ly Rene ly Renew w w w w al al al al al Pump Assemb Pump Assembly Rene ly Rene The following procedure can be applied for cleaning or replacing the pump assembly. Warning! Warning! Isolate the electrical and water supply to the appliance before proceeding.
  • Page 40 7.4. 7.4. 7.4. 7.4. 7.4. Separate pump assembly from mixer assembly. 7.5. 7.5. 7.5. 7.5. 7.5. Refit in reverse order. Note! Note! Note! Note! Note! Ensure that the ‘O’ seals between the mixer assembly and Pump the pump assembly are correctly assembly each each...
  • Page 41 8. 8. 8. 8. 8. PCB and P PCB and P PCB and Potentiometer Rene PCB and P otentiometer Rene otentiometer Renew w w w w al al al al al otentiometer Rene PCB and P otentiometer Rene Warning! Warning! Warning! Warning! Warning! Isolate the electrical and water supply to the appliance before proceeding.
  • Page 42 Orange Wires Long Black 8.4. 8.4. 8.4. 8.4. 8.4. Disconnect and remove the old Wire PCB. 8.5. 8.5. 8.5. Fit the shorter black wire of the 8.5. 8.5. new PCB to the free rear motor terminal. Green Earth Wire Pump and Motor Assembly 8.6.
  • Page 43 8.11. 8.11. 8.11. Remove the gear potentiometer 8.11. 8.11. securing screw and gear potentiometer with drip shield from mixer assembly. Note! Note! Note! Note! Note! When refitting the gear pot care should be taken to align the raised marking on gear with the adjacent marking on the flow control knob gear.
  • Page 44 9. 9. 9. 9. 9. Micro-s Micro-s Micro-s Micro-s Micro-switch witch witch witch witch Warning! Warning! Isolate the electrical and water supply to the appliance before proceeding. Warning! Warning! Warning! Disconnect wiring by pulling on body of spade connector only and not the wire itself. 9.1.
  • Page 45 Appendix ing Diag ing Diag ing Diag r r r r r am Wir ing Diag ing Diag To Motor Potentiometer ORANGE ORANGE Appendix 1...
  • Page 46 Appendix Dimensions Dimensions Dimensions Dimensions Dimensions All dimensions are nominal and in millimetres. Appendix 2...
  • Page 47 Appendix Spare Parts Spare Parts Spare Parts Spare Parts Spare Parts Spare Parts Spare Parts Spare Parts Spare Parts Spare Parts Appendix 3...
  • Page 48 1. 1. 1. 1. 1. Spare P Spare P Spare Par ar ar ar arts List Spare P ts List ts List ts List Spare P ts List 147 67 Check Valve Pack 209 59 Push-fit Release Tool 209 72 Filter Pack Spares 209 73 Unit Screw Pack - components identified 'A'...
  • Page 49 2. 2. 2. 2. 2. Spare P Spare P Spare P Spare Par ar ar ar arts Diag ts Diag ts Diag ts Diagr r r r r am Spare P ts Diag 211 60 147 67 F, A 211 38 F, A 209 72 209 59, F...
  • Page 50 Optional Accessor Optional Accessor ies Optional Accessor Optional Accessor Optional Accessor RF2 Fixed handset holder. A simple alternative or additional holder for a shower handset, available as an optional accessory from your Mira stockist. RF2 Fixed handset holder Appendix 4...
  • Page 51 Notes Notes Notes Notes Notes...
  • Page 52 Clondalkin, Dublin 22, Eire. Mira Showers Mira Showers Mira Showers Mira Showers Mira Showers Mira is a registered trade mark of subsidiaries of Caradon plc. Caradon Plumbing Ltd The company reserves the right to alter product Cromwell Road, specifications without notice.

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