Mira Azora - Fault Diagnosis; Troubleshooting Common Shower Issues

19
Fault Diagnosis
The trouble shooting information tabled below gives details on probable causes and
remedies should difculties be encountered whilst the shower is in operation.
Warning! There are no user serviceable components beneath the cover of the
appliance. Only a competent tradesperson should remove the front cover!
Symptom Start/
Stop
Light
Heater
Setting
I/II/III
Probable Cause Possible Remedy
Appliance Fails
to operate
OFF
OFF
Any
Any
Electrical supply isolated at
double pole switch.
Fuse blown or MCB/RCD
tripped, indicating possible
electrical fault.
Switch on electrical supply via
the pullcord or wall mounted
switch.
Renew the fuse or reset the
MCB/RCD. If fault persists,
contact your installer.
Shower cycles
f r o m ho t to
cold
ON
ON
ON
ON
II/III
II/III
II/III
II/III
Handset blocked.
W a t e r p r e s s u r e b e l o w
minimum required for appliance
operation.
Temperature dial or Heater
setting too high.
Thermostatic mechanism is
faulty or damaged.
Remove and clean.
Make sure incoming mains
w a t e r s t o p c o c k a n d / o r
appliance isolating valve is
fully turned on.
Turn the heater selector knob to
setting II or turn the temperature
control until a cooler temperature
is achieved.
Replace.
Unable to select
a cool enough
shower.
ON III Due to the rise in mains water
supply temperature, the Heater
setting may be too high.
Turn the heater selector knob
to II and adjust the temperature
c o n t r o l un t i l a s u i t a b l e
temperature is achieved.
All the following remedies must be performed by a competent tradesperson.
H a n d s e t
dripping
OFF
OFF
Any
Any
Insufficient water supply
pressure for shut off.
Inlet valve faulty.
The minimum static pressure
to ensure shut off and prevent
dripping is 0.2 bar.
Note! If other appliances are
operating, static pressure may
drop below 0.2 bar. Contact
local water company. Renew
the Flow Valve.
Replace.