The cuckoo call is lined up with the time on the clock. The gong sounds as designed with the cuckoo call. The clock runs the full cycle as designed. Please see video of clock working and cuckoo calls with gong sounding. The cuckoo clock will be sent with detailed instructions on hanging, and proper set up to ensure you enjoy your cuckoo clock as it was intended.
Thanks for looking, please message me with any questions, or if you would like more pictures or video.