Version-01
Cal.NE86A
3.Chronograph coupling A and B setting position
Set chronograph coupling lever A and chronograph coupling lever B between the gears of second counting
intermediate wheel.
Chronograph coupling lever A
Chronograph coupling lever B
Second counting intermediate wheel
4.Hour chronograph coupling lever setting position
Hour and minute counting wheel need to be inclined when setting.
Hour counting wheel
Minute counting wheel
Hour chronograph coupling lever
5.Second transmission wheel and minute transmission wheel setting position
∙
Second transmission wheel and minute transmission wheel should be set parallel to main plate.
∙
After detaching, it is prohibited to reuse them.
Fourth wheel and pinion
Second transmission wheel
Minute transmission wheel
Center wheel and pinion
Second wheel and pinion
TECHNICAL GUIDE
15
Minute transmission wheel
Second transmission wheel
Fourth wheel and pinion
∙
Make sure to parallel with the main plate.
∙
But even if it is inclining a little, there is no problem
if there are no other parts interfering together.
∙
The second transmission wheel top surface should
be set parallel with the fourth wheel and pinion tip.
∙
But even if it is inclining a little, there is no problem
if there are no other parts interfering together.
*1
*2
*1
*2
○
81
○
56
○
55
○
77
○
26
○
24
○
25
○
47
○
41
○
42
