Jillj712 wrote:
No moderator pump. No water comes out when I turn the water on for the black tank flush. On my gage panel inside the camper has a button for pump, but font know what that means.
That's the water pump switch.
Hate to ask but is the toilet looking like its still backing up when you look insude the toilet?
Only other thing I can think of is make sure its the black tank dump valve handle you're pulling. Not the gray dump valve handle. They may look similar and may be close to each other. Should be labeled.