MAINTENANCE
Fault Diagnosis
If you require a Mira trained service engineer or agent, refer to section: ‘Customer
Services’.
Symptom Cause/Rectication
Only hot or cold water
from the mixer outlet.
Outlet temperature too
hot / too cold.
Inlets reversed (hot supply to cold supply). Rework inlet
pipework.
No hot or cold water reaching the mixer.
Check the lters for any blockage.
Installation conditions outside operating parameters, refer
to sections: ‘Specications’ and ‘Commissioning’.
Fluctuating or reduced
ow.
Check the shower handset, hose and filters for any
blockage.
Make sure that the maintained inlet pressures are
nominally balanced and sufficient, refer to section:
‘Specications’.
Make sure that the inlet temperature differentials are
sufcient, refer to section: ‘Specications’.
Air lock or partial blockage in the pipework.
Water leaking from
shower handset.
Normal for a short period after shut off.
Check that the pressures are not in excess of the
specications for the product.
Cartridge inlet seals damaged, renew.
Renew the ow cartridge.
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