Symptom Cause Recommended Action
Low water flow.
No water flow.
(continued...)
Pump overheated or
faulty.
Wait 30 minutes for pump to cool
and reset automatically. If fault
persists, contact your installer to
replace.
Water flow stops and
motor tone increases.
Stored water is blocked
or has run out.
Turn shower off immediately!
Make sure there is a constant
water supply when shower is in
use.
Air in system. Refer to “Commissioning” and
bleed air by removing filter.
Water will not turn off. Shower’s Flow Valve,
Solenoid or Start/Stop
switch has failed.
Contact your installer to replace
parts as required.
Shower cycles from hot
to cold.
Controls are set too
high.
Turn the power control to eco and
readjust the temperature control.
Filter, Hose or shower
head blocked.
Remove and clean. Check hose
and replace if necessary.
Unable to select a cool
enough temperature.
Stored water
temperature has
increased.
Turn the power control to eco and
readjust the temperature control.
Filter, Hose or shower
head blocked.
Remove and clean. Check hose
and replace if necessary.
Shower head drips
constantly.
Shower’s Flow Valve
has failed.
Contact your installer to replace.
No change in
temperature of low /
eco / high settings.
Shower’s Flow Valve,
Microswitch or Heater
Tank has failed.
Contact your installer to check the
continuity of the Microswitch or
Heater Tank and replace parts as
required.
The temperature
control has little or
no effect on water
temperature.
Filter, Hose or shower
head blocked.
Remove and clean. Check hose
and replace if necessary.
Shower’s Flow Valve
(joined to the Heater
Tank) has failed.
Contact your installer to check the
Heater Tank and replace parts as
required.
No hot water when set
to eco / high.
Shower’s Flow Valve,
Microswitch or Heater
Tank has failed.
Contact your installer to check the
continuity of the Microswitch or
Heater Tank and replace parts as
required.
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