31
1306246-W2-D
1.
Ensure the shower pull cord / isolator switch is in the
OFF
position, then turn
ON
the pull
cord / isolator switch.
2.
Start the shower and observe light fault indication (if any) and refer to Error Codes to
determine failure and rectify.
Note! If the shower operates normally run the unit for at least 5 minutes at showering
temperature and ensure the temperature remains stable.
3.
Turn the shower off at the Start / Stop Button and observe ‘phased shutdown’.
DO NOT
isolate the power at the pull cord / isolator switch until the water flow stops and the lights
on the shower stop pulsing
4.
Show the user the correct start / stop procedure and general operation of the shower.
Advise user that isolating the shower before the flow has stopped may damage the shower
and will not start up correctly for the next use resulting in fault code M.
Diagnostic Procedure
Error Codes
Fault Indication
Start/Stop
Status
Code
Cause
Initial Action
Flashing
Flashing
Red
A
No water supply
Low pressure
Blockage or restriction
Confirm water turned on.
Check water pressure.
Check filter, hose, showerhead and
bleed valve.
Flashing
Red Yellow
D
Over temperature
detected by the outlet
thermistor
Purge the flow valve 3 x 10 secs,
ensuring cold water coming from
the showerhead.
Flashing
Red Blue
F
Over temperature
detected at the inlet
Cold water supply is above the
maximum temperature.
Flashing
Red White
I
Software Error
Power cycle the unit.
Flashing
White
M
Incorrect Shutdown
Wait 15 seconds until the lights stop
flashing before attempting to start
the shower. Ensure shower always
turned off correctly to prevent
recurrence.
Should the fault remain after the initial action, press and hold the ‘Start/Stop’
button and note the Status light sequence.
Off
Flashing
Red Blue
Flow Valve fault
Contact customer services.
Flashing
Red Yellow
1. Check thermistor connection
(CN3) to the relay board.
2. Thermistor failed in heater
tank.
Contact customer services.
Flashing
Red White
Cover PCB failure
Contact customer services.
Summary of Contents for Mira Advance 8.7
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