Is it blocked? I've no idea of the hassle this would entail but can you remove it and flush it out with a high pressure hose?
Or buy a new one.
Yep, sounds like it’s full of sludge. You can get a powerflush done on the whole system relatively cheaply.
@ectoplasmosis started
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Is it blocked?
I've no idea of the hassle this would entail but can you remove it and flush it out with a high pressure hose?
Or buy a new one.