Accuracy Adjustment - Seiko 8R48A Technical Manual

Cal. 8R48A/8R49A
TECHNICAL GUIDE

10. Accuracy adjustment

Regulator
Regulator pin
Stud support
Note:
Adjustment of each part is as follows;
• Regulator ... Time adjustment • Stud support ... Beat error adjustment
(+) side
(–) side
• Regulator pin ... Isochronous fault adjustment
Anticlockwise rotation Clockwise rotation
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