im having problems with me dump valve, theres a post in technical if you can help

please can you post some pics of dump valves fitted to classics mines a 1994, theres something not quite right and i want to check the way the previous owner has plumbed it in.
thanks in advance
phill

 

 

looks like what ive got, the only thing i can think it may be is, the large pipe that holds the samco hose, where the angled pipe comes out of the top of the large pipe on mine there is some oil all round the small pipe, you can see it shining a little in the pics on the link below

https://www.scoobynet.com/general-te...ump-valve.html