
Definitely a fill valve, not the syphonThat's the syphon not the fill valve.

Not entirely sure, but it's either a slight turn and lift off or just lift off. Maybe this can help?How do you re-washer this do I need to remove the metal rod to remove the plastic cover?

How do you re-washer this do I need to remove the metal rod to remove the plastic cover?
That's the syphon not the fill valve.

I have.Err... Maybe take another look?

Yes, the flush valve.You saying that green top unit is the syphon?
I have.
The fill valve is white with green top in picture.
The syphon is black.
You saying that green top unit is the syphon?
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