Seiko 4R37A Automatic Watch Manuals

Seiko 4R37A Automatic Watch Manuals

Manuals and User Guides for Seiko 4R37A Automatic Watch. We have 1 Seiko 4R37A Automatic Watch manual available for free PDF download: Technical Manual

Seiko 4R37A Technical Manual

Seiko 4R37A Technical Manual (22 pages)

Brand: Seiko | Category: Watch | Size: 5 MB

Table of Contents

Specifications
1
Parts List
2
Features
2
Characteristics of a Mechanical Watch
2
Calendar Mechanism
3
Balance and Escapement
5
Winding Mechanism
6
Setting Mechanism
7
Remarks
8
How to Discriminate Resembled Parts
9
Screws
9
Tools and Consumables Required for Disassembling/Reassembling
10
Movement Holder
10
Watch Oils
10
Technical Guide
11
Remarks on Disassembling and Reassembling the Movement
11
How to Remove the SETTING STEM before Dismantling the Movement
11
Disassembling
12
Reassembling
13
First Reduction Wheel Holder
14
Oscillating Weight
14
Barrel and Train Wheel Bridge with Hole Jewel Frame
15
Balance Stop Lever
16
Sliding Crown Wheel Spring
16
Regulation
17
Names of the Parts for Regulation and Their Functions
17
Regulator
17
Stud Support
17
How to Regulate the Isochronism Fault by Adjusting the Position of the Balance-Spring
18
Remarks on Inspection and Measurement
19
Function Check
19
Water Resistance Test
20
Accuracy Test
21
Duration Time Test
21
Accuracy of Mechanical Watches
21

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