While you wait for answers, we may have found some information which could help you.
Success
Message
thetford cassete?
how to fix thetford c260 toilet?
New Thetford cassette lipseal still leaking?
changing the seal?
thetford cassette toilet in my 1991 abi tristar?
Thetford access door stuck?
thetford cassete toilet?
C2 thetford toilet pump tripping 12v switch ?
tofit a pump to my thetford cassette toilet?
how can i fix my flush system for thetford toilet?
Thetford toilet fitted to Winnebago...leaks water onto cassette?
Thetford C200CWE red light stays on?