While you wait for answers, we may have found some information which could help you.
Click here for Thetford Flush Bowlhow do i access and change fuse on thetford c2 toilet?
Thetford Cassette C2 toilet Fuse cannot be inserted ?
Our thetford toilet seems to be leaking water down the wall?
How can I fix the cassette toilet flush on my thetford c2?
how to remove fuse thetford?
fuse in c250 cwe?