The maintenance method is not reported for engraving
Cause 1. The protective packaging is not completely removed.
Treatment: remove the protective packaging completely, so that the sound hammer can be struck normally.
Cause 2. The ringing stop rod is pushed to the ringing stop position.
Solution: Adjust the ringing stop rod to remove the ringing stop state.
Reason 3: The clock may be silent at night.
If it is daytime, you can turn the minute hand twelve times clockwise to make the clock into daytime operation.
