Seiko 6139A Automatic Chronograph Service Manual
Complete service manual for the Seiko 6139A automatic chronograph watch. Includes detailed technical specifications, exploded parts diagrams, assembly and disassembly procedures, chronograph mechanism operation, train wheel assembly instructions, calendar mechanism details, and comprehensive checking and adjustment procedures for the chronograph mechanism. Contains lubrication diagrams, repair methods, and setting mechanism instructions. Covers both the 21-jewel standard version and 17-jewel automatic winding variant.
Documentation must be downloaded on a computer (PC, Mac, or Linux).
Do not use a smartphone or tablet to download documentation; they generally lack sufficient memory capacity to handle large files, and few users know how to locate the download folder on these devices.
Once downloaded, you can use it right away and even print the pages you need, or use your smartphone in photo mode to translate into the language of your choice: Google Translate
Document Details
- Format
- Pages
- 26
- Size
- 2.0 MB
- Category
- Horlogerie