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When flushing the toilet a loud thumbing banging noise

Customer Question
happens.Also there is a switch...
When flushing the toilet a loud thumbing banging noise happens.Also there is a switch that says toilet and if it is not on the toilet won't flush. Why?
Submitted: 11 months ago.Category: RV
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Customer reply replied 11 months ago
A loud thumping or knocking noise.
Customer reply replied 11 months ago
After flushing the toilet there is a loud knocking noise. There are two toilets.
Answered in 6 days by:
9/29/2017
RV Mechanic: cole, Plumber replied 10 months ago
cole
cole, Plumber
Category: RV
Satisfied Customers: 26
Experience: tech support, purchasing and sales at my family owned business.
Verified

Hi there, I'm Cole. I see your asking about plumbing and I think I can help. Let me know if you still need help. thanks

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Customer reply replied 10 months ago
No thank you!
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