Mira Vision Dual User Manual page 32

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. (Pumped product /
gravity fed system).
Warm up setting inadvertently
selected.
Cistern capacity insufficient
(230 litres minimum required).
Eco setting selected.
"Shower Run Time" enabled.
"Bath Fill Mode" enabled.
Air ingress into hot pipework.
Insufficient storage of hot
water in cylinder.
32
Refer to "Fault Diagnosis"
in the "Mira Vision Dual
Installation Guide".
Refer to "Maximum Shower
Water Temperature" in the
"Mira Vision Dual 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
"Mira Vision Dual 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".
Increase shower run time
or disable feature. Refer to
'Function Menu' - "Shower
Run Time".
Disable Bath Fill feature. Refer
to 'Function Menu' - "Bath
Fill Mode ".
Refer to plumbing system
diagrams under "Installation"
in the "Mira Vision Dual
Installation Guide".for correct
connection.
Increase storage of hot water.