Seiko 4R35B - Part Identification and Tools

● How to identify the parts
Wheel
Screws
● LOCATION OF THE JEWELS
Barrel complete
9/18
Total
Cal. 4R35B: 23 jewels/Cal. 4R36A: 24jewels
Entry pallet jewel
○
Exit pallet jewel
○
Roller jewel
○
Second reduction wheel & pinion
○
○
First reduction wheel & arbor
○
○
Crown wheel
○
Balance spring
○
○
○
○
○(for Cal.4R36A)
Pallet fork
○
○
Escape wheel & pinion
○
○
○
Third wheel & pinion
○
○
○
Forth wheel & pinion
○
Cap Jewel
Center wheel & pinion
○
○
15
4R35B
0273 182
Hour wheel
4R36
0273 183
No
Cal.
Parts code
38
Lower plate for
barrel and train
wheel bridge screw
31
Barrel and train
wheel bridge screw
(×3)
43
Center wheel bridge
screw
Parts form
Parts No
Name
Parts No
Name
0012 485
10
Guard for day-date
corrector setting
transmission
wheel screw (×2)
5
Date dial guard
screw (×4)
0012 354
Upper
Lower
Hole Jewel
Cap Jewel
Hole Jewel
PARTS LIST
Cal. 4R35B / 4R36A
Parts No
Name
0012 919
24
Ratchet wheel
screw
21
Automatic train wheel
bridge screw (×2)
28
Pallet bridge screw
(×2)
0012 168
47
Setting lever
jumper screw
(×2)
0012 100
26
Balance cock
screw