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Pentax ASAHI SPOTMATIC 23102 User Manual

Pentax ASAHI SPOTMATIC 23102
51 pages
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PRODUCT NO.23102
ASAHI PENTAX SPOTMATIC
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Pentax ASAHI SPOTMATIC 23102 Specifications

General IconGeneral
BrandPentax
ModelASAHI SPOTMATIC 23102
CategoryFilm Camera
LanguageEnglish

Summary

INTRODUCTION

Classification of Parts Numbers

Details the classification system for product part numbers.

ASSEMBLY AND ADJUSTMENT

1. ASSEMBLY AND ADJUSTMENT OF SHUTTER AND FILM TRANSPORT MECHANISM

a. SHUTTER CURTAINS

Procedures for installing and adjusting shutter curtains.

b. PARALLEL ADJUSTMENT OF SHUTTER CURTAIN EDGES

Ensuring shutter curtain edges are parallel to the format frame.

c. ASSEMBLY AND ADJUSTMENT OF SELECTOR GEAR PARTS

Steps for assembling and adjusting selector gear components.

d. ASSEMBLY AND ADJUSTMENT OF FILM TRANSPORT MECHANISM

Instructions for assembling the film transport mechanism.

e. ASSEMBLY AND ADJUSTMENT OF INTERMEDIATE GEAR PARTS

Steps for assembling intermediate gear components.

f. ASSEMBLY AND ADJUSTMENT OF SELECTOR GEAR MECHANISM

Procedures for assembling and adjusting the selector gear mechanism.

g. ASSEMBLY AND ADJUSTMENT OF COUNTER DIAL MECHANISM

Steps for assembling and adjusting the counter dial mechanism.

h. ASSEMBLY AND ADJUSTMENT OF RAPID WIND LEVER SEAT

Instructions for assembling and adjusting the rapid wind lever seat.

2. Mirror Housing

a. POINTS TO BE BORNE IN MIND WHEN MAKING ADJUSTMENT

Key considerations for mirror housing assembly and adjustment.

b. INSTALLTION OF MIRROR HOUSING TO BODY PROPER

Procedure for installing the mirror housing onto the camera body.

3. Assembly and Adjustment of Coupler Gear Parts

4. Adjustment of Shutter Actuator Plate B (05140)

5. Assembly and Adjustment of X Synchro Contact

6. Adjustment of Shutter Exposure Timing

a. ADJUSTMENT OF BOUNCE STOPPER MECHANISM

Adjusting the bounce stopper mechanism for exposure timing.

b. ADJUSTMENT OF SHUTTER CURTAIN SPEED

Adjusting the speed of the shutter curtain travel.

c. ADJUSTMENT OF HIGH SPEED EXPOSURE TIMING (1/60 sec.-1/000 sec.)

Adjusting high-speed exposure timing from 1/60 to 1/1000 sec.

d. ADJUSTMENT OF SLOW SPEED EXPOSURE TIMING (1 sec. - 1/30 sec.)

Adjusting slow-speed exposure timing from 1 to 1/30 sec.

e. BONDING OF ADJUSTING PARTS

Securing adjusted parts with lacquer to prevent loosening.

f. INCONSISTENCY OF EXPOSURE TIMING

Identifying causes for inconsistent exposure timing.

g. ADJUSTMENT OF EXPOSURE TIMING AT VARIOUS POSITIONS ON PICTURE FORMAT

Adjusting exposure timing across different points of the picture format.

7. Adjustment of Synchro Contact Mechanism

a. ADJUSTMENT OF TIME LAG AT X CONTACT

Adjusting the time lag for the X contact synchronization.

8. Assembly and Adjustment of Self-Timer

Exposure Meter Faults and Servicing

Battery Contact and Switch Issues

Issues with battery contacts, debris, and switch connections.

Ammeter Faults

Ammeter internal wiring faults or short-circuits.

Service Memorandum No.1: Ammeter Installation and Adjustment

Service Memorandum No.2: Malfunctioning Mirror Troubleshooting

Mirror Flips Up Partially

Mirror flips up only one third due to weak spring or tight components.

Mirror Fails to Flip Up Completely

Mirror fails to flip up completely due to filing or bent parts.

Shutter Curtains Do Not Travel with Mirror Flip

Shutter curtains do not travel at the instant of mirror flipping up.

Exposure Inaccuracy: Over/Under Exposure

Low Battery Voltage Affecting Exposure

Low battery voltage affecting correct exposure readings.

Faulty Ammeter Indication

Faulty ammeter needle indication causing incorrect exposure.

CdS Cell Resistance Inconsistency

Improper Meter Needle Resting Position

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