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29

Fluctuating or reduced flow.

Filters blocked.
Water pressure too low.
Flow rate is too low.
Fluctuating water 

temperature.

Refer to “

Fault Diagnosis

” in 

the “

Digital Mixer Installation 

Guide

”.

Maximum blend temperature 

too hot or too cold.

Incorrect maximum 

temperature setting.

Refer to 

“Maximum Shower 

Water Temperature”

 in the 

Digital Mixer Installation 

Guide

”.

Continuous flow. Shower will 

not shut off.

Wireless Controller or Digital 

Mixer Valve failure.

Isolate power and water 

supplies. Contact our 

Customer Services Team.

Shower runs for a short time 

(30 - 60 seconds) then flow 

reduces, splutters or stops. 

Worst when other hot taps 

are in use. Less evident when 

shower is on full cold.

Air is being sucked down 

the vent pipe. (Gravity fed 

system).

Warm up setting inadvertantly 

selected.

The hot draw off pipe is 

positioned too high in relation 

to the lowest water level of 

the cold water cistern (100 

mm min, refer to 

“Gravity 

Fed Showers”

 diagram in the 

Digital Mixer Installation 

Guide

”. Consider increasing 

size of cold feed pipe to 

cylinder to 28 mm diameter.
Disable Warm-Up feature. 

Refer to 

‘Function Menu’ - 

“Warm-Up”

.

Shower runs for a short time 

(3 - 5 minutes)

Cistern capacity insufficient 

(230 litres minimum required).
Eco setting selected.

Increase cistern size.

Disable Eco feature. Refer to 

‘Function Menu’ - “Eco”

.

Shower runs cool after

a short time (1 - 2 minutes) 

then flow

splutters.

Air ingress into hot pipework.

Refer to plumbing

system diagrams under

“Installation”

 in the “

Digital 

Mixer Installation Guide

”.for 

correct connection.

Shower runs cold after

5 - 10 minutes.

Insufficient storage of

hot water in cylinder.

Increase storage of hot water.

Summary of Contents for Mira Pixel

Page 1: ...1 Mira Pixel Wireless Controller These instructions must be left with the user User Guide ...

Page 2: ...ions 8 Function Menu 9 Enter The Function Menu 9 Exit The Function Menu 10 Changing Functions Settings 11 Maximum Showering Water Temperature 11 Eco 13 Warm Up 15 Clock Setting 17 Clock Display 18 Flow Range 20 Control Frequency 23 Replacing The Batteries 25 Fault Diagnosis 26 Error Codes 26 General Faults 28 Cleaning 30 Disposal and Recycling 30 Product Warranty 31 ...

Page 3: ...e appliance not function as expected For issues relating to the installation of the appliance or other associated products please refer to the relevant Installation Guide s or contact our Customer Services Team Details in the back of this guide NOTE ALL FUNCTIONS ARE ONLY AVAILABLE AFTER THE CONTROLLER HAS BEEN ASSIGNED TO A MIRA PIXEL DIGITAL MIXER VALVE See Digital Shower Installation Guide INTR...

Page 4: ...4 Decrease Flow Increase Flow Decrease Temperature Increase Temperature Display Start Stop CONTROL LAYOUT ...

Page 5: ...5 Flow Display Low Battery Control Out Of Range Temperature Clock Economy Flow Display DISPLAY SYMBOLS ...

Page 6: ...mately 10 seconds after shower has stopped display will turn off automatically Shower will not run continuously for more than 30 minutes before stopping automatically 5 minutes when ECO function is set to on When Warm Up function is on there will be a short delay 5 seconds before water flows from shower USING THE SHOWER Press to start or stop shower ...

Page 7: ...ature Adjust Flow While shower is running press or to adjust temperature Showering temperature appears on display in degrees Celsius C Press or to adjust flow Showering flow level appears on display in black segments ...

Page 8: ...arm Up setting is off temperature display will not flash and shower operates as normal Note When used with some combination boilers the warm up function may be impaired This is due to the functional nature of combination boilers F4 Clock Setting To set the time F5 Clock Display When Clock Display is on time is displayed when shower has stopped or after 10 seconds of inactivity whilst the shower is...

Page 9: ...rs Use or buttons to cycle through functions and press to enter setting See following sections in this guide for details on each function and how to alter their settings Note If signal loss occurs during a function change Err will appear on display Press to clear and retry function change ...

Page 10: ...en finished use or buttons to cycle back through functions until End appears Press to exit Control is ready to use If necessary test shower to see if functions are working as expected Exit The Function Menu ...

Page 11: ...11 Factory default 45 C Maximum Showering Water Temperature CHANGING FUNCTIONS SETTINGS Cycle menu to F 1 and press Press or to adjust temperature Maximum 48 C Minimum 38 C ...

Page 12: ...12 Press to set Press to exit back to Function Menu See section Exit the Function Menu ...

Page 13: ...13 Factory default off Eco Cycle menu to F 2 and press Press or to change setting to on or off ...

Page 14: ...14 Press to set Press to exit back to Function Menu See section Exit the Function Menu ...

Page 15: ...15 Factory default off Note Function may be impaired with combination boilers Warm Up Cycle menu to F 3 and press Press or to change setting to on or off ...

Page 16: ...16 Press to set Press to exit back to Function Menu See section Exit the Function Menu ...

Page 17: ... activated by disconnecting and reconnecting battery Clock Setting Cycle menu to F 4 and press Press or to change hour setting Press to change minute setting Press to set time and exit back to Function Menu See section Exit the Function Menu ...

Page 18: ...18 Factory default on Clock Display Cycle menu to F 5 and press Press or to change setting to on or off ...

Page 19: ...19 Press to exit back to Function Menu See section Exit the Function Menu Press to set ...

Page 20: ...20 For use with High Pressure Combi version only Factory default 1 99 Flow Range Cycle menu to F 6 and press Press again to access the flow range limits ...

Page 21: ...using Note If hot water is supplied from a combination boiler make sure the lower limit is sufficient to activate the boiler Water continues to flow and the higher limit is displayed e g H 23 Adjust flow to desired higher limit 1 99 using Press to set lower limit Press to set higher limit Water flow stops ...

Page 22: ...22 Press to set and exit back to Function Menu See section Exit the Function Menu ...

Page 23: ...23 Factory default 1 Control Frequency Cycle menu to F 7 and press Press or to change channel 1 7 ...

Page 24: ...24 Press to set Press to exit back to Function Menu See section Exit the Function Menu ...

Page 25: ...blue seal is clean of dirt and debris Make sure the cover is secured firmly but do not overtighten the screws Remove and replace all batteries Only use batteries of same make and type Do not use rechargeable batteries Change the batteries when the low battery symbol is displayed To access the batteries the controller must be removed from the wall REPLACING THE BATTERIES Hook controller on top of b...

Page 26: ... for 15 seconds Turn back on and allow 15 seconds to reset 2 If shower operation does not return to normal replace Thermistor To be performed by competent tradesperson only 3 If problem still occurs make a note of the error code and contact our Customer Services Team Control Sensor or PCB Relay 1 Turn Digital Mixer off for 15 seconds Turn back on and allow 15 seconds to reset 2 If shower operation...

Page 27: ... Customer Services Team Digital Mixer PCB Error 1 Turn Digital Mixer off for 15 seconds Turn back on and allow 15 seconds to reset 2 If problem still occurs make a note of the error code and contact our Customer Services Team Error Code Number Not Previously Described Replace batteries Control out of range Displayed if there is a signal loss between the Wireless Control Unit and the Digital Mixer ...

Page 28: ...ow Range F6 Check and clean Check and clear or replace Checkvalve Check and clean or release twist Contact our Customer Services Team Change to higher setting Drip from showerhead A small amount of water may be retained in showerhead after showering This may drain over a few minutes This is normal Changing position of showerhead may vary draining time Shower not hot enough Maximum showering temper...

Page 29: ...t pipe Gravity fed system Warm up setting inadvertantly selected The hot draw off pipe is positioned too high in relation to the lowest water level of the cold water cistern 100 mm min refer to Gravity Fed Showers diagram in the Digital Mixer Installation Guide Consider increasing size of cold feed pipe to cylinder to 28 mm diameter Disable Warm Up feature Refer to Function Menu Warm Up Shower run...

Page 30: ...ation on waste disposal and recycling DISPOSAL AND RECYCLING This symbol on the product or its packaging indicates that this product should not be disposed of with your other household waste Instead it is your responsibility to dispose of your waste equipment by handing it over to a designated collection point for the recycling of waste electrical and electronic equipment The separate collection a...

Page 31: ... below is warranted in respect of the type of installation and use during the Warranty Period against defects in materials and workmanship Thornthwaite Technologies will rectify free of charge for parts any fault due to a defect in materials or workmanship appearing within the Warranty Period subject to the conditions set out below This warranty is not transferable to a subsequent customer if the ...

Page 32: ...n correctly check the operation and maintenance advice provided in the product instructions to determine if the problem can be rectified 2 If there is no immediate solution contact your installer to ensure that the Product has been installed and commissioned in accordance with the Manufacturer s instructions If the problem cannot be resolved you may be able to claim under this warranty 3 To make a...

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