Wirquin ONE - Setting Overflow Height; Unlock Internal Overflow; Set Internal Overflow Level; Lock Internal Overflow

11.1 - Turn the internal overflow to unlock.
11.2 - Set he internal overflow 20mm above the waterline inside
the cistern.
11.3 - Turn and lock the internal overflow in place.
Please Note: the internal overflow must be set 20mm above the
waterline inside the cistern.
Setting overflow height
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