MIYOTA - Service Manuals
3 manuals available for download
Miyota Cal.0S21 Chronograph Movement Specifications
Complete specifications and instruction manual for the Miyota caliber 0S21 quartz chronograph movement. Includes basic specifications (13-1/2 ligne, 30.80mm diameter, 5.10mm height), technical details such as tuning fork crystal at 32,768Hz with ±20s/month accuracy, battery life approximately 3 years with SR927W silver oxide battery. Contains detailed instructions for setting time and date, operating the chronograph function (1/1 second basis up to 59 minutes 59 seconds), chronograph reset procedures, and hand fitting methods. Features tachymeter explanation for measuring automobile speed.
Miyota OS22 1/20 Second Chronograph Movement Manual
Complete movement specifications and user instructions for the Miyota OS22 13-1/2 ligne quartz chronograph with retrograde demonstration. Includes basic specifications, time standard details, chronograph functions, button operations, time and date setting procedures, chronograph usage and reset instructions, and hand fitting methodology. Features 1/20 second chronograph measurement up to 59 minutes 59 seconds, retrograde window of 120 degrees, and approximately 2 years battery life.
Miyota OS62 1/20 Sec Chronograph Movement Manual
Complete technical specifications and user manual for the Miyota Cal. OS62 13-1/2 ligne analogue quartz chronograph movement with retrograde demonstration. Includes basic specifications (frequency 32,768 Hz, battery life approximately 2 years), functional details (1/20 second chronograph up to 11 hours 59 minutes 59 seconds with 60-second retrograde demo), hand balance weights, button functions, and comprehensive instructions for time setting, date setting, chronograph operation, and reset procedures. Also contains separated parts information, typical clearances, and hand fitting methods.