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Diagnosis stage 3 (No Power to the product):
1.
Check the product is plugged in and switched on.
2.
Check the power connector from the power supply is securely connected into the
back of the digital mixing valve.
3.
Check the circuit breaker or RCD in your consumer unit has not tripped.
4.
Check the fuse and replace if necessary (3 Amp).
5.
Contact Mira Customer Service Team if none of the above restored power to the
digital mixing valve.
Diagnosis stage 4 (Product powered, but no error code):
If you have a problem with your shower but do not have an error code, find the relevant
section and follow the recommendations before contacting Mira.
4a - Controller not powered:
1.
Check the digital mixing valve is functional (Diagnosis stage 2).
2.
Turn off the valve for 30 seconds and re-power. This will restart the controller.
3.
Check the controller's extension lead is plugged into the valve and that the cable is
not damaged.
4.
Remove the controller and check the connector to the extension lead is fully inserted
and not damaged or wet.
5.
Contact Mira Customer Service Team if none of the above resolved the issue.
4b - No Flow / Low Flow:
Low flow through the product normally indicates a restriction in the system, or incorrect
system pressures.
1.
Check there are no digital mixing valve errors (Diagnosis stage 1).
2.
Check the maximum flow has not been set too low in the mobile app.
3.
Check the inlet isolators to the digital mixing valve are fully open.
4.
For mains-fed (High Pressure / Combi) products, check that the incoming supply to the
property is not too restrictive. Fully open the stop cock and check that the 'Pressure
Reducing Valve' (if fitted) is not set too low. Refer to the 'Minimum maintained pressure'
requirement for your product.
5.
Check and clean the inlet filters (refer to "Cleaning and Maintenance Section").
6.
Check for restrictions in the shower head / hose and clean or replace if necessary.
7.
Use the Mira Showers app to check your hot water temperature is within specification.
8.
Contact Mira Customer Service Team if none of the above resolved the issue.
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