Cuckoo Clock Information

Have you ever had a cuckoo clock stop coo coo ing ?

Here’s some suggestions that might help you from a friend on mine

My recent trip to Spain, Malta and Italy knocked me down for awahile …. but I’m back,
hopfully healthier thatn before.

I recently got a question about a stopped cuckoo clock with four weights and three chains.
Is anyone familiar with such a cuckoo clock?