Related Manuals for Mira event
Summary of Contents for Mira event
- Page 1 MANUAL ALL-IN-ONE POWER SHOWER Installation, Operation & Maintenance Guide THESE INSTRUCTIONS ARE TO BE LEFT WITH THE USER...
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Page 2: Table Of Contents
Schematic Installation Diagrams ......13 Before You Start ............14 Change the Inlet Supply Ports ......... 15 6 ..Installation: Mira Event ..............16 Shower Fittings............21 7 ..Commissioning: Priming the Appliance ..........22 Adjustable Maximum Temperature Setting ....23 8 .. - Page 3 Inlet Filters, Cleaning or 'O' Seals Renewal ....31 Inlet Manifold, Check Valve or 'O' Seals Renewal ..32 Push-fit Collet or 'O' Seals Renewal ......35 Mixer Assembly Renewal.......... 36 Pump Assembly Renewal ......... 38 Flow Control Seal Renewal ........40 PCB Renewal ............
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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 Kohler Mira contact telephone and fax numbers. -
Page 5: Important Safety Information
Read all of these instructions. 1.2. Retain this guide for later use. 1.3. Pass on this guide in the event of change of ownership of the installation site. 1.4. Follow all warnings, cautions and instructions contained in this guide. 1.5. - Page 6 2.8. DO NOT fit any form of outlet flow control as the outlet acts as a vent for the heater tank. Only Mira recommended outlet fittings should be used. 2.9. If any of the following conditions occur, isolate the electricity and water supplies and refer to “How to contact us”, on the back page of this...
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Page 7: Pack Contents Checklist
Tick the appropriate boxes to familiarize yourself with the part names and to confirm that the parts are included. 1.Mira Event 1 x Push-Fit Release Tool 1 x Event All-in-One Power Shower 3 x Wall Plugs 3 x Fixing Screws 2. Documentation... -
Page 8: Specifications
(not supplied) with a minimum 3mm contact separation in each pole. 3.2. Power supply connection - The Event is fitted with a terminal block and earth stud which will accept cable up to 2.5mm². 3.3. - Page 9 4. Standards 4.1. All materials used in the manufacture of this appliance which are in contact with water are “W.B.S. approved”. 4.2. Designed to comply with BS 3456. 4.3. B.E.A.B. approval applied for. 4.4. W.B.S. approved appliance. Certificate No: 9410018. 4.5.
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Page 10: Installation Requirements
Section Installation Requirements 1. General 1.1. Do not take risks with plumbing or electrical equipment. Do not install the appliance in a position where it could become frozen. Isolate electrical and water supplies before proceeding with the installation of the appliance. The shower control must be fed from a cold water storage cistern and hot water cylinder providing nominally equal pressures. -
Page 11: Plumbing
The use of white polyethylene plastic pipe suitable for hot water is recommended to enhance the appearance of the finished installation, when using surface mounted inlet supply pipework. Internal pipe supports (not supplied) should be used with this type of pipe. 3.14 Use only the supplied Mira handset with this appliance. - Page 12 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.
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Page 13: Schematic Installation Diagrams
Hose retaining Vent pipe ring missing Cold (see Water Byelaws) supply Strained hose D.H.W. Side This layout is not suitable entry for the Mira Event boss * Incorrect supply Other hot draw offs connections Schematic Installation - Incorrect... -
Page 14: Before You Start
5. Before You Start 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: Change The Inlet Supply Ports
6. Change the Inlet Supply Ports 6.1. This procedure changes the Flow knob blanking plug positions to allow for a top or back inlet supply configuration. Indicator trim 6.2. Use the push-fit release tool Temperature Cover (supplied) to lever off the flow knob retaining knob, indicator trim and... -
Page 16: Installation
Start” to select the appropriate inlet supply configuration to suit your installation. 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... - Page 17 Important! This Mira Event must be fixed to the wall at all three fixing positions. The fixing holes are elongated to assist in vertical and horizontal alignment.
- Page 18 1.7. Run the electrical supply Miniature cable in surface mounted trunking miniature trunking (not supplied). Allow sufficient cable to connect to the appliance terminal block (approximately 275mm). Strip back approximately 30mm of outer cable insulation. 1.8. Hot and cold inlet supply connections as marked are:- Hot –...
- Page 19 1.9. Ensure that the end of the supply pipework is cut squarely and free from burrs, which will damage the inlet Chamfer manifold seals. Chamfer the end of the pipe to assist insertion into the fitting and prevent tearing the ‘O’ seal.
- Page 20 The fixing holes are elongated to assist in vertical and horizontal alignment. 1.12. Screw the Mira Event to the wall using either the supplied wall screws or alternative fixings depending on the wall structure.
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Page 21: Shower Fittings
1.15. This completes the Indicator installation of the Mira trim Event. The appliance will now require to be commissioned before connecting the electrical supply. Refer to “Commissioning: Priming the Appliance” and “Adjustable Maximum Temperature 2. -
Page 22: Commissioning
Section Commissioning 1. Priming the Appliance The appliance must not be run dry. Before proceeding any further with the installation it is important to prime the pump assembly before switching on the electrical supply. Connect the flexible hose Hose washer from the shower fitting to Flexible hose the outlet of the appliance. -
Page 23: Adjustable Maximum Temperature Setting
2. Adjustable Maximum Temperature Setting To set the maximum temperature ensure that an adequate supply of hot water is available at a temperature at least 12°C in excess of that required from the appliance, and the temperature control knob is set to the full hot position. Turn the flow control knob fully anti-clockwise then check the temperature at the discharge point (allow sufficient time for hot water to reach the hot inlet of the appliance). - Page 24 For a hotter For a Hotter shower temperature shower temperature 2.5. For a Hotter shower temperature, use the push-fit release tool to lever off the temperature knob and rotate the temperature knob clockwise so that the lever is in the 4 o’clock position and refit.
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Page 25: Operation
Section 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 Maximum Temperature Setting” for further details. FLOW 1.1. -
Page 26: Fault Diagnosis
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 27 Malfunction Cause Remedy Low or no water Isolating valves closed. Open valves flow Inlet filters blocked. Contact your installer. Check valve fitted Contact your installer. incorrectly. The appliance is not suitable for negative head Appliance sited above installations. Refer to cold water storage "Installation cistern...
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Page 28: Fault Diagnosis - Installer Maintenance
2. Fault 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 29 Malfunction Cause Remedy Maximum shower Incorrect setting of Reset maximum temperature too maximum temperature. temperature. Refer to hot. “Commissioning: Adjustable Maximum Temperature Setting”. Shower Hot water cylinder Adjust cylinder temperature too temperature less than temperature. cold. C above shower (Recommended not to temperature.
- Page 30 Malfunction Cause Remedy Pump speed does Micro-switch defective. Renew. not increase when flow knob turned towards maximum position. Low or no water Isolating valves closed. Open valves Inlet filters blocked. Clean filters. Check valve fitted Refer to "Maintenance: incorrectly. Check Valve Renewal". Appliance sited above The appliance is not suitable cold water storage...
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Page 31: Maintenance
Section Maintenance 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”. 2. Cleaning Many household cleaners contain abrasives and chemical substances, and should not be used for cleaning plated or plastic fittings. -
Page 32: Inlet Manifold, Check Valve Or 'O' Seals Renewal
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. Refit in reverse order. 3.5. Restore the water supplies and check for any leaks. 3.6. - Page 33 4.2. Disconnect the electrical supply cable from the terminal block and earth stud. Remove the flexible hose from the appliance. 4.3. Remove the three wall fixing screws, Hose washer Flexible hose 4.4. Using the push-fit release tool, push back and hold the collets from the supply pipework, lift the appliance from the wall to remove the...
- Page 34 4.7. The ports adjacent to the mixer assembly contain the inlet check valves. The 'O' seals check valves can be removed and replaced if required. Ensure the check valve is inserted so the ‘O’ seal on check valve faces into the outlet of the manifold.
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Page 35: Push-Fit Collet Or 'O' Seals Renewal
5. Push-fit Collet or ‘O’ Seals Renewal The following procedure can be applied for renewing the push-fit collets or inlet manifold internal ‘O’ seals. Warning! Isolate the electrical and water supply to the appliance before proceeding. 5.1. Follow the instructions 4.1 to 4.4 contained in the section “Inlet Manifold, Check Valve or ‘O’... -
Page 36: Mixer Assembly Renewal
6. Mixer Assembly Renewal The following procedure can be applied for cleaning or replacing the mixer assembly. Warning! Isolate the electrical and water supply to the appliance before proceeding. Temperature knob Flow knob 6.1. Use the push-fit release tool to lever off the flow knob, Cover indicator trim and temperture retaining... - Page 37 Pump 6.4. Separate the mixer assembly assembly from the inlet manifold and the pump assembly. 6.5. Refit in reverse order. Note! Ensure actuator and torsion spring are correctly fitted. Refer to "PCB and Micro-switch Renewal". Note! Ensure that the ‘O’ 'O' seals seals between the mixer assembly and the pump...
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Page 38: Pump Assembly Renewal
6.8. Refit the flexible hose. 6.9. Prime the pump, refer to “Commissioning: Priming the Appliance”. The adjustable maximum temperature will also require to be reset, refer to Hose washer "Adjustable Maximum Flexible hose Temperature Setting". 6.10. Restore the electrical supplies. 7. - Page 39 7.3. Remove saddle clamp retaining screws and clamp. 7.4. Separate pump assembly from mixer assembly. 7.5. Refit in reverse order. Note! Ensure that the ‘O’ Saddle seals between the mixer clamp assembly and the pump assembly are correctly seated on each male spigot. Tip! When refitting the pump assembly lightly grease ‘O’...
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Page 40: Flow Control Seal Renewal
8. Flow Control Seal Renewal The following procedure can be applied for inspecting or replacing the flow control seal. Warning! Isolate the electrical and water supply to the appliance before proceeding. 8.1. Follow the instructions 7.1 to 7.4 contained in the section "Pump Assembly Renewal". -
Page 41: Pcb Renewal
9. PCB Renewal Warning! Isolate the electrical and water supply to the appliance before proceeding. Disconnect wiring by pulling on body of spade connector only and not the wire itself. To install a new pcb carry out the following: Caution! Before proceeding with any electrical work on this unit ensure that the capacitors on the printed circuit board are fully discharged. - Page 42 Orange Wires Long Black 9.5. Disconnect and remove the Wire old PCB. 9.6. Fit the shorter black wire of the new PCB to the free rear Short Black motor terminal. Wire Green Earth Wire 9.7. Fit the longer black wire of the new PCB to one of the on/off Pump and micro-switch terminals.
- Page 43 9.12. Refit in reverse order. 9.13. Refit the appliance cover by locating the cover onto the Temperature tongue on the top of the knob case. Push the bottom of Flow knob the cover against the case, Cover retaining screw The adjustable maximum temperature will also require Indicator trim to be reset, refer to...
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Page 44: Micro-Switches
10. Micro-switches On/off Micro-switch Warning! Isolate the electrical and water supply to the appliance before proceeding. Disconnect wiring by pulling on body of spade connector only and not the wire itself. Remove screw 8 only 10.1. Remove on/off micro-switch retaining screw and remove the drip shield from the on/off micro-switch. -
Page 45: Smaller Microswitches
11. Smaller Micro-switch 11.1. Remove drip shield and Smaller carefully lever off the smaller micro-switch micro-switch. 11.2. Remove electrical supply wiring to micro-switch. 11.3. Reconnect the electrical supply wiring to the new micro-switch. 11.4. Fit the new miocro-switch and refit the drip shield. Drip shield 11.5 Refit the cover by locating... -
Page 46: Wiring Diagram
Appendix Wiring Diagram To Motor To Boost Switch Normally open Orange Orange To Boost Switch Common... -
Page 47: Dimensions
Appendix Dimensions All dimensions are nominal and in millimetres. -
Page 48: Spare Parts
Appendix Spare Parts 1. Spare Parts List 147 67 Check Valve Pack 209 46 Flow Control Seal Pack 209 59 Push-fit Release Tool 209 70 Mixer Assembly 209 71 Pump Assembly 209 72 Filter Pack 209 73 Unit Screw Pack - components identified 'A' 209 74 Fixing Screw Pack (not shown) 209 75... -
Page 49: Spare Parts List
2. Spare Parts Diagram 209 92 209 71 209 46 147 67 E, A 209 70 209 72 E, A 209 59, E 920 93 211 62 916 39... -
Page 50: Optional Accessories
Appendix Optional Accessories 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... - Page 51 Notes...
- Page 52 Our Service Force is available to provide a quality service Damage or defects arising from incorrect installation, at a reasonable cost. You will have the assurance of a Mira improper use or lack of maintenance, including build-up trained engineer/agent, genuine Mira spare parts and a of limescale.