Improper operation CAUSES NOT to sound
Youdaoplaceholder0 Not completed the initial setting properly : Some mechanical timers need to be rotated clockwise for one full turn to complete the initialization. If you set the time directly without doing this, the spring will not be charged and the bell will not be triggered.
Youdaoplaceholder0 Damage caused by violent twisting : Forcing rotation beyond the scale range may deform or break the internal transmission mechanism.
Youdaoplaceholder0 Mechanical part failure
The mechanical timer contains precise components such as the spring wheel, escapement wheel, hairspring and balance wheel inside. Common faults include:
Youdaoplaceholder0 Broken or loose spring : If the spring as the power source is damaged, it cannot drive the gear
