Seiko 8T67A - Assembly Procedures; Chronograph Wheel Assembly

TECHNICAL GUIDE
8T67A
● How to assemble chronograph wheel
There is a mark on parts. Parts are set in order of the mark as shown in the table below.
Image example of the mark
Mark
Parts name
A
38 Hour counter intermediate wheel and pinion A
B
37 Minute counter intermediate wheel and pinion A
C
36 Counter intermediate wheel and pinion
Nil
35 Second counter intermediate wheel and pinion
D
34 Hour counter intermediate wheel and pinion B
E
33 Hour counter intermediate wheel and pinion C
9/20
34
Hour counter intermediate
wheel and pinion B
35
Second counter intermediate
wheel and pinion
33
Hour counter intermediate
wheel and pinion C
36
Counter intermediate
wheel and pinion
38
Hour counter
intermediate
wheel and pinion A
37
Minute counter
intermediate
wheel and pinion A