Seiko 4R35A - Page 15

TECHNICAL GUIDE
Cal. 4R35A
15/18
2) Rotate the STUD in order to align the position of the balance-spring passes through the center of
the slot of the REGULATOR PIN.
STUD
REGULATOR PIN
3) Rotate the REGULATOR PIN counterclockwise in order to fine-tune the clearance of the balance-spring
passing through the slot of it.
top side view
back side view
R
EGULATOR PIN
top side view
Before rotating
After rotating
back side view
Before rotating
Af
ter rotating
(Maximum clearance) (Minimum clearance)