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Appliance has been incorrectly shut down.
1.
Replace Relay Board & Control PCB /
Cover TOGETHER.
Advise the user on correct start/stop procedure
and general operation of the shower, refer to
User Guide.
Incoming water temperature too high.
1.
Check inlet water temperature is not too
high.
2.
Replace Flow Valve.
3.
Replace Control PCB / Cover.
Flow Valve Assembly is disconnected or faulty.
1.
Check Multiway Cable Connection.
2.
Check Flow Valve connection.
3.
The shower or a section of the supply pipe
may be frozen.
4.
Replace Flow Valve.
5.
Replace Control PCB / Cover.
False flow reading/No shut off failure.
1.
Isolate power to the unit. Does the flow
stop?
No - Replace Flow Valve.
Yes - Replace Relay Board.
Safety relay failure.
1.
Check relay contacts. (debris on contacts
or welded closed)
2.
Check Multiway Cable Connection.
3.
Replace Relay Board.
4.
Replace Control PCB / Cover.
5.
Replace Thermal Switch.
Internal Electrical Supply problem / Faulty
Control PCB or Relay Board. Appliance has been
incorrectly shut down.
1.
Push bleed button to flush the heater tank.
2.
Replace Relay Board
3.
Replace Control PCB / Cover.
Advise the user on correct start/stop procedure
and general operation of the shower, refer to
User Guide.
Outlet Sensor faulty or disconnected from Relay
Board or faulty Control PCB.
1.
Check Outlet Sensor connection to the
Relay Board.
2.
Check Multiway Cable Connection.
3.
Replace Control PCB / Cover.
4.
Replace Relay Board.
5.
Replace Heater Tank.
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