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Installation
3.9 Filling booster heater 3 with R/O water (option)
Functions on the control panel and circuit board for activating and using the diag-
nostics function
1.
2.
3.
4.
5.
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3
Button for activating the diagnostics function.
Button for switching between diagnostic messages.
LED
Circuit board A1.
5.Plus and minus buttons.
Prepare the machine for operation and fill it with water as described in the
instructions for use.
Turn the knob for R/O water to position 1. The knob is located in the infeed.
Activate the diagnostics function by pressing and holding button (1) until a
menu with the following groups appears on the display: SETPOINTS - DI-
AGNOSIS - RELAY TEST - STATISTICS.
Select RELAY TEST by pressing button (1).
Press button (2) to display the first message. Scroll down by pressing but-
ton (2) until the text RE13 CARD2 VALVE DEMI WATER appears on the
display.
Press the plus button (5) on the circuit board (4) to activate solenoid Y04.
Booster heater 3 will now fill with water.
Check that water flows into the final rinse nozzles. Booster heater 3 is now
filled with water.
Close solenoid Y04 using the minus button (5).
Exit the diagnostics function by pressing and holding button (1). The LED
(3) must go out.
Turn the knob for R/O water to position 0.
Turn on circuit breaker FU43 to heat the water in booster heater 3.
WD-B 500 - WD-B 900
4
1
2
20
Rev. 4.0 (201208)
5
A1
WDB_15
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