Mira Play 8.5 kW Installation & User Manual page 19

The Effect of Seasonal Changes
For a cold shower select Low.
For a summer warm shower select Medium.
For a winter warm shower select High.
During extremes of mains water supply temperature, adjust heater setting to obtain
a better showering temperature.
The Effect of Other Water Devices
Water inlet pressure fluctuations due to other draw offs (e.g. flushing toilet) will cause
the showering temperature to increase.
Example of how shower temperature stabilizes due
to sudden pressure changes.
Selected
Showering
Temperature
19
* * *
+
_
+
Showering temperature
will stabilize to within 6°C
band if other outlets are
opened whilst showering,
providing the minimum
pressure does not fall
_
below 70 kPa (0.7 bar).