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Seiko 5J32A User Manual

Seiko 5J32A
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PARTS CATALOGUE / TECHNICAL GUIDE
Cal. 5J32A
PARTS CATALOGUE / TECHNICAL GUIDE (p. 1 – 22)
[SPECIFICATIONS]
Cal. No.
Item
5J32A
Movement
(x 1.0)
Movement
size
Outside diameter ø26.4 mm
Casing diameter ø25.6 mm
Time indication 3 hands Hour and minute hands move at 5-second intervals.
Second hand moves at 1-second intervals.
Height 4.15 mm
()
Additional mechanism Automatic generating system
Energy depletion forewarning function
Overcharge prevention function
•Electronic circuit reset switch
Train wheel setting device
•Date calendar
Instant setting device for date calendar
Automatic power save function
Manual power save function
Time relay function
Driving system Step motor (Load compensated driving pulse type, 2 pieces)
Loss/gain Monthly rate at normal temperature range: less than 15 seconds
Regulation system
Nil
Measuring gate by quartz tester Use 10-second gate.
Power
supply
Automatic generating systemPower generator
Electricity Storage
Unit (E.S. Unit)
Operating voltage range 0.45 V ~ 2.5 V
Duration of charge
Validity of time relay function : Approx. 4 years (Full charge)
Titanium lithium ion rechargeable battery
Jewels 13 jewels
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Seiko 5J32A Specifications

General IconGeneral
Model Number5J32A
CategoryWatch
MovementQuartz
Caliber5J32
Case MaterialStainless Steel
Band MaterialStainless Steel
Water Resistance30 meters
CrystalHardlex
FeaturesDate Display
Dial ColorBlack

Summary

Remarks on Repairing Cal. 5J32A

Features of Cal. 5J32A

Discusses the power save and time relay functions of the Cal. 5J32A watch.

Power Save Function

Explains automatic and manual activation of the power save function.

Time Relay Function

Details how the time relay function activates hands after power save.

Duration of Charge

Describes the watch's power reserve duration and related functions.

Parts Catalogue

Remarks on Winding Stem Removal

Instructions for safely removing and reinserting the winding stem during repair.

Technical Guide

Circuit Block Identification

How to distinguish Cal. 5J32 circuit blocks from other series.

Disassembly and Reassembly Remarks

Provides specific instructions for watch disassembly and reassembly.

Hands Installation Procedure

Step-by-step guide for installing watch hands correctly.

Hour Wheel Guard Spring Setting

Instructions for setting the hour wheel guard spring correctly.

Date Dial Guard Fitting

Guidance on properly fitting the date dial guard.

Day-date Corrector Wheel Setting

Instructions for setting the day-date corrector wheel.

Second Intermediate Wheel Installation

Correct installation of the second intermediate wheel for calendar corrector.

Date Dial Engagement Check

Verification of the date dial's engagement with the driving wheel.

Date Driving Wheel Installation

Proper installation procedure for the date driving wheel.

Oscillating Weight Screw Tightening

Proper tightening and importance of the oscillating weight screw.

Oscillating Weight Handling

Lubrication and removal/installation of the oscillating weight.

Rechargeable Battery Unit Procedures

Procedures for removing, installing, and handling the battery unit.

Circuit Block Cover A Screw Checks

Pre-tightening checks for circuit block cover A screws.

Oscillating Weight Bridge Lubrication

Lubrication instructions for the oscillating weight bridge.

Generating Rotor Component Lubrication

Lubrication guidance for generating rotor and related wheels.

Circuit Block Seating

How to properly seat the circuit block onto guide tubes.

Wheels and Rotors Lubrication Guide

Lubrication instructions for various wheels and rotors.

Spacer for Center Wheel and Pinion

Setting position and installation of the spacer for center wheel.

Setting Lever Spring Screw Installation

Installation of the setting lever spring screw.

Setting Lever Spring Installation and Lubrication

How to install and lubricate the setting lever spring.

Setting Lever and Yoke Functionality

Instructions for setting the lever and ensuring yoke contact.

Train Wheel Setting Lever Installation

Procedure for installing the train wheel setting lever.

Power Saving Switch Lead Pin Installation

Importance of secure installation for the power saving switch lead pin.

Circuit Block Spacer Seating

How to properly seat the circuit block spacer.

Value Checking and Adjustment

Procedures for checking and adjusting coil block resistance.

Coil Block Resistance Specifications

Specifies resistance values for coil blocks.

Coil Block Leakage Check

Method to check for leakage between different coil blocks.

Generating Coil Block Resistance

Specifies resistance values for the generating coil block.

Current Consumption Measurement Overview

Details current consumption for the whole movement and circuit block.

Measuring Movement Current Consumption

Step-by-step guide to measure movement current consumption.

Measuring Circuit Block Current Consumption

Procedure for measuring current consumption of the circuit block.

Automatic Generating System Voltage Check

Method to check the voltage of the rechargeable battery.

Automatic Generating System Normal/Defective Guidelines

Guidelines for deciding if the automatic generating system is normal.

Power Reserve and Wearing Information

Details on swings, power reserve, and wear duration.

Manual Power Save and Time Relay Function Check

Procedure to verify manual power save and time relay functions.

Troubleshooting Guide Introduction

Tips and guidance for troubleshooting Cal. 5J32A watch repairs.

Important Functions for Troubleshooting

Key characteristics of Cal. 5J32A functions relevant to troubleshooting.

Troubleshooting: Hand Movement and Rotation Issues

Addresses slow hand movement and oscillating weight rotation problems.

Troubleshooting: Current Consumption Issues

Solutions for high current consumption in the movement or circuit block.

Troubleshooting: Manual Power Save Function

Diagnosing and fixing issues with the manual power save function.

Troubleshooting: Time Relay Function Activation

Diagnosing why the time relay function may not activate.

Troubleshooting: Hand Movement and Date Accuracy

Addresses issues with hand movement smoothness and date display.

Interchangeability of Parts

Identification of Circuit Blocks

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