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Appendix A
Engineer’s manual pump and outlet pushbuttons
Sited on the face of the PCB within the main electrical panel are two manual
push buttons. The first button is the drain outlet valve manual opening. The
second button is the pump manual run. The button locations are shown to
the right of the Vortex PCB Image below.
In the event of the machine being in failure mode during the cycle, often the
tub will be still full of water and or product due to the drain outlet being closed.
Operating the manual outlet pushbutton will open the drain outlet diaphragm
and allow the contents to empty into the main drain. Additionally the water
pump can be run manually to help with the drainage.
If the water tank is full during a cycle when in fault condition, the tank can be
drained to allow work to be carried out on the water system. Firstly the water
tank has to be isolated from the water supply to stop the water tank from re
filling. The manual `pump` pushbutton can then be pressed, this will pump
out any water from the tank and out in to the main drain.
Maintenance can then be carried out on the pipe system with only a minimum
of water left. Both push buttons are identified in the PCB section (12).
Do not run the pump dry, as this will result in damage to the pump
seals.