Recent content by dtfmw

Problem now resolved! Blockage located and cleared, and having contacted Jabsco they're sending replacement parts, which was unexpected and great! Thanks very much everyone who responded to this thread :)

I'm not sure my investigations can go any further, as in taking apart and reattaching the pump cylinder and the base several times, it now appears the thread for one of the four screws inside the base has disintegrated, so the connection can't be secured. Also there is a hairline crack towards...

I think so. The joker valve is sitting in the hose to the discharge elbow, with the rim of the valve level with the rim of the hose. That is until it inverts!

As far as I can work out, I've got the base valve gasket on the right way up as it has 3 holes in the edges that correspond to 3 plastic bits on the base. The fat bit of the gasket is facing upwards. I don't think it would fit the other way, but I'm willing to give it a go if you think it will...

The seacock is open to the holding tank, which is empty. I took the toilet apart again earlier - the (new) joker valve had inverted, so I turned it right way out, reinstalled it, put the toilet back together again, it flushed once then same problem. The joker valve has inverted again. Does this...

We're very new yacht owners, and are having trouble working out why our Jabsco manual toilet (Model 29090-2000) bowl won't empty. We've installed everything in the service kit (piston O-ring, bottom valve gasket, joker valve) and after this it did empty perfectly a couple of times, but now the...