Job Description:

• 1) Inspects and adjusts mainspring barrel assembly, utilizing either of following methods: Grasps barrel arbor with pliers and locks arbor by means of adjustable ring on plier arms.

• 2) Holds barrel and turns arbor to wind mainspring.

• 3) Allows pliers to hang freely to observe spinning motion as result of spring unwinding, indicating faulty assembly.

• 4) Separates faulty assemblies and places rejected assemblies by type of reject in containers for repair.

• 5) Winds spring to determine if arbor hook is secured in hole of center coil, using hand winding device.

• 6) Tests endshake of barrel, using tweezers.

• 7) Separates faulty barrel assemblies.