To test the operation of the piezo and infrared sensors:
1. Operate each button or sensor and observe that they work correctly.
The hot and cold basin valves are set to open for 10 seconds each, (bath = 180s).
The shower valve is set to open for 60 seconds.
The WC flush valve is set to deliver a 6 litre flush. The cistern refill time is 30
seconds, after which the WC is ready to flush again. The WC control can be set
for dual flush, refer to section 6.1 for instructions.
5.6.4. System Test function
The control unit includes a System Test function to test the inputs (touch buttons
or infra-red sensors) and the outputs (water valves). This is useful for fault finding
if any of the valves fail to operate. You can also use this function to make sure
that the touch buttons and valves have been connected to the correct sockets on
the control unit.
To start the System Test function:
1. Press and hold down the and keys for five seconds.
The firmware version appears.
2. Press the key once.
The System Settings Management menu item appears.
3. Press the key once.
The words System Test Disabled appear in the display.
4. Press the key once.
5. Press the key once to choose Enable.
6. Press the key once to save the setting.
The words System Test appear in the display.
7. Operate each touch button or sensor connected to the control unit, one at a time.
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