Mira Platinum User Manual page 23

Fluctuating or reduced flow.
Maximum blend temperature
too hot or too cold.
Continuous flow. Shower will
not shut off.
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.
Shower runs for a short time
(3 - 5 minutes)
Shower runs cool after
a short time (1 - 2 minutes)
then flow
splutters.
Shower runs cold after
5 - 10 minutes.
Filters blocked.
Water pressure too low.
Flow rate is too low.
Fluctuating water
temperature.
Incorrect maximum
temperature setting.
Wireless Controller or Digital
Mixer Valve failure.
Air is being sucked down
the vent pipe. (Gravity fed
system).
Warm up setting inadvertantly
selected.
Cistern capacity insufficient
(230 litres minimum required).
Eco setting selected.
Air ingress into hot pipework.
Insufficient storage of
hot water in cylinder.
23
Refer to "Fault Diagnosis" in
the "Digital Mixer Installation
Guide".
Refer to "Maximum Shower
Water Temperature" in the
"Digital Mixer Installation
Guide".
Isolate power and water
supplies. Contact our
Customer Services Team.
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".
Increase cistern size.
Disable Eco feature. Refer to
'Function Menu' - "Eco".
Refer to plumbing
system diagrams under
"Installation" in the "Digital
Mixer Installation Guide".for
correct connection.
Increase storage of hot water.