PROCESSING EQUIPMENT PH-406 AND PHOTOGRAPHIC

*TM 11-405-10

TECHNICAL MANUAL

HEADQUARTERS,

DEPARTMENT OF THE ARMY

No. 11-405-10

WASHINGTON 25, D. C., 28 May 1958

PROCESSING EQUIPMENT PH-406 AND PHOTOGRAPHIC

FILM PROCESSING UNIT ES-20(1)

Paragraph

Page

CHAPTER

1. INTRODUCTION

Section

General

Scope.............................................................................................................

Forms and records ........................................................................................

II. Description and data Purpose and use..........................................................

Technical characteristics ...............................................................................

Components ..................................................................................................

Common names- ...........................................................................................

Description of processing set ........................................................................

Additional equipment required .......................................................................

Differences in models ....................................................................................

CHAPTER 2. INSTALLATION

Uncrating and unpacking ..............................................................................

Checking unpacked equipment .....................................................................

Siting ..............................................................................................................

Assembly and installation ..............................................................................

Connections ...................................................................................................

CHAPTER 3. OPERATING INSTRUCTIONS

Section

Controls and indicators

Major component controls .............................................................................

Minor component controls and indicators ......................................................

II. Preoperational procedures Changing lenses.................................................

Loading negative carriers ..............................................................................

Loading enlarger ............................................................................................

Loading easel ...............................................................................................

Focusing ........................................................................................................

Preparing solutions ........................................................................................

III. Operation under usual conditions Operation of timers ..................................

Developing cut film ........................................................................................

Developing roll film ........................................................................................

Processing negatives.....................................................................................

Making enlargements ...................................................................................

IV. Operation under unusual conditions Unusual conditions...............................

Operation in arctic climates ...........................................................................

Operation in tropical and desert areas ..........................................................

* This manual supersedes so much of TM 11-405, 14 August 1951, including C 1, 25 January 1954 and C 2, 23

August 1955, as pertains to operator's instructions.

AGO 5894A