Fault Diagnosis - Mira Select Flex LP-S Installation And User Manual

Fault Diagnosis

Symptom:
•
Only hot or cold water from the mixer outlet.
•
Outlet temperature too hot / too cold.
Cause Rectification:
•
Inlets reversed (hot supply to cold supply). Refer to section: 'Reversed Inlet Supplies'.
•
No hot water reaching mixer.
•
Check the filters for any blockage refer to section 'Maintenance'.
•
Installation conditions outside operating parameters, refer to sections: 'Specifications'
and 'Commissioning'.
•
If the temperature is too cold and you have a combination type boiler it may not be
producing sufficiently hot water at desired flow rate (refer to 'Specifications'). Fit
flow regulator (supplied) to shower valve outlet. For more information contact Mira
Showers or visit the website.
Symptom:
•
Fluctuating or reduced flow rate.
Cause Rectification:
•
Check the showerhead, hose and filters for any blockage.
•
Make sure that the maintained inlet pressures are nominally balanced and sufficient, refer
to section: 'Specifications'.
•
Make sure that the inlet temperature differentials are sufficient, refer to section:
'Specifications'.
•
Air lock or partial blockage in the pipework.
•
Flow regulator fitted incorrectly.
Symptom:
•
Water leaking from the showerhead.
Cause Rectification:
•
Normal for a short period after shut off.
•
Check that the pressures are not in excess of the specifications for the product.
•
Renew the thermostatic cartridge.
FAULT DIAGNOSIS
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