TM 10-610 Refrigeration 1943-06-12 TABLE OF CONTENTS REFRIGERATION Chapter 1. Principles of refrigeration. Section I. General. Paragraph Purpose 1 Scope 2 Uses of refrigeration 3 II. Basic principles. General 4 Heat 5 Pressure 6 Humidity 7 Refrigerants 8 Application of principles 9 Insulation 10 Chapter 2. Mechanical refrigeration systems. Section I. General. General 11 II. Absorption system. Principle 12 Apparatus 13 Operation 14 III. Vapor compression system. Principle 15 Equipment and functions 16 Operation and maintenance 17 IV. Direct and indirect expansion systems. Direct 18 Indirect 19 Types of brines 20 Methods of cooling brines 21 Methods of circulating brines 22 Chapter 3. Army cold storage and ice plant operation. General 23 Army cold storage plants 24 Operation of freezer storage room 25 Operation of chill room 26 Operation of cooler rooms 27 Operation of ventilated storage room 28 Paragraph Chapter 3. Army cold storage and ice plant operation — Con. Safety precautions 29 Sanitation 30 The ice plant section 31 Evaporators 32 Chapter 4. Mobile refrigeration. General 33 Refrigerator cars 34 Method of cooling refrigerator cars 35 Refrigerator trucks. 36 Refrigerator ships 37 Chapter 5. Refrigeration methods in the Army. Section I. General. General 38 Field expedients for iceboxes 39 Mobile refrigeration trailers 40 Portable refrigeration units 41 Fixed refrigeration units 42 II. Mobile refrigeration company. Function 43 Organization 44 III. Quartermaster refrigeration company. General 45 Company headquarters and headquarters platoon 46 Butchery platoon 47 Refrigeration platoon 48 Cold storage platoon 49 Page Appendix I. Glossary 93 II. Trouble diagnosis chart 101 III. Test for efficiency of expansion valve 109 *This manual supersedes TM 10-610, 1 October 1940., Caption title, "12 June 1943.", "Supercedes TM 10-610, 1 October 1940."