29
26
27
46
35
40
41
30
37
46
35
27
30
37
46
26
TECHNICAL GUIDE
Cal. 8R48A/8R49A
16/24
35 Operating lever B
2. The setting position of the spring and lever etc.
30 Hammer operating lever A
46 Operating cam
41 Chronograph couling lever A
27 Wheel stop lever
28 Hammer operating lever B
37 Operating cam jumper
29 Click spring
31 Hammer
34 Operating lever spring
32 Operating lever A
40 Chronograph coupling
lever holder
42 Chronograph coupling
lever B
39 Chronograph coupling
lever spring
26 Hour chronograph coupling lever
Note :
After assembling the movement, if an operation with the button does not work successfully, please recheck the
spring position.
42
39
35
34
30
29
37
28
31
The setting position of the operation cam with and lever.
※
48 Chronograph main plate
※
*1
*2
*3
*4
*5
*6
*2
*1
*5
*4
*3
*6
