my thetford toilet flush shutter will only close half way. the the alingment knob moves freely . it was workingfine befor i emptied the waste container. any anwers?
Doesn't sound good especially if you pulled the cassette out without making sure the valve was completely closed you may have damaged the operating mechanism.
It is a dealer/service agent job. Sorry can't be of any more help.
try www.thetford.com 'contact us' on top header line scroll down and fill in the email form, you may be lucky and get a quick answer.
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix toilets.