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TMI Products NH3 Series - User Manual

TMI Products NH3 Series
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AUTOMATIC MECHANICAL
TECHNICAL GUIDE
&
PARTS CATALOGUE
Cal.NH3 Series
(NH34A/35A/36A/37A/38A/39A)
02062022
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Summary

SPECIFICATION

Movement Size Details

Details physical dimensions of the movement, including diameter and height.

Time Indication Functions

Covers date, day, and 24-hour hand indications and their presence.

Basic Movement Functions

Explains core functions like winding, stop-second, and date/day correction.

Frequency and Accuracy

Specifies oscillation rate, static accuracy, and posture difference.

Duration Time and Winding

Covers power reserve duration and mainspring winding methods.

MOVEMENT VARIATION

PARTS CATALOGUE

NH34 A Parts Details

Lists and illustrates specific parts for the NH34A movement.

PARTS CATALOGUE

NH35 A;36 A;37 A Parts Details

Lists and illustrates parts for NH35A, NH36A, and NH37A movements.

PARTS CATALOGUE

NH38 A;39 A Parts Details

Lists and illustrates parts for NH38A and NH39A movements.

PARTS CATALOGUE

Balance Assembly Components

Details components of the balance wheel and shock absorption system.

PARTS CATALOGUE

Barrel & Train Wheel Bridge Parts

Illustrates parts for the barrel and train wheel bridge assembly.

PARTS CATALOGUE

Winding & Setting Mechanism Parts

Lists components of the winding stem, setting lever, and related parts.

PARTS CATALOGUE

Parts Cross-Reference and Usage

Provides cross-references for parts codes across different Cal. numbers.

PARTS CATALOGUE

Screw List and Remarks

Lists common screws and notes on model-specific part variations.

TECHNICAL GUIDE

Oiling Spot Guide

Identifies specific points requiring lubrication on movement components.

TECHNICAL GUIDE

Oscillating Weight Setting

Instructions for correctly positioning the oscillating weight.

Winding Stem Removal

Procedure for safely removing the winding stem.

TECHNICAL GUIDE

First Reduction Wheel Operations

Steps for disassembling and assembling the first reduction wheel.

Ratchet Wheel Spring Operations

Steps for disassembling and assembling the ratchet sliding wheel spring.

TECHNICAL GUIDE

Accuracy Adjustment Procedures

Details methods for adjusting the watch's timekeeping accuracy.

TECHNICAL GUIDE

Mainspring Winding and Hand Installation

Guides on winding the mainspring and fitting watch hands.

Accuracy Measurement and Handling

Conditions for accuracy measurement and specific handling precautions.

OPERATION

Setting Time for NH34 A-NH37 A

Instructions for setting time on NH34A, NH35A, NH36A, NH37A movements.

Setting Date;Day for NH34 A-NH37 A

Instructions for setting date and 24-hour indicators on these models.

Winding Mainspring for NH34 A-NH37 A

Guides on winding the mainspring for these specific movement models.

OPERATION

Setting Time for NH38 A;NH39 A

Instructions for setting time on NH38A and NH39A movements.

Winding Mainspring for NH38 A;NH39 A

Guides on winding the mainspring for NH38A and NH39A models.

TMI Products NH3 Series Specifications

General IconGeneral
BrandTMI Products
ModelNH3 Series
CategoryWatch
LanguageEnglish

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