Chapter 1. INTRODUCTION - TM-5-4120-282-130021

INTRODUCTION

Section I. GENERAL

Scope

This manual contains instructions for the use of the operating, or-

ganizational, and direct support personnel maintaining the 9000 B.t.u.

Air Conditioner as allocated by the MAC (Maintenance Allocation Chart).

It provides information on the operation, lubrication preventive main-

tenance checks and services, troubleshooting, and maintenance of the

equipment. This manual includes information on demolition, shipment,

and limited storage.

Forms and Records

a. DA Forms and records used for equipment maintenance will be only

those prescribed in TM 38-750 (Army Equipment Record Procedures).

b. You can improve this manual. If you find and mistake or if you know of a way to

improve the procedure, please let us know. Mail your letter or DA Form 2028 (Recommended

Changes to Publications and Blank Froms) directly to: Commander, U.S. Army Troop

Support Command, ATTN: AMSTR-MMTS, 4300 Goodfellow Blvd., St. Louis, MO

63120-1798. Areply will be furnished to you.

Description

a. General. The floor mounted type air conditioner (figures 1 thru

5), is a self-contained, electric motor-driven unit. With a nominal

output of 9000 B.t.u. per hr and an output of 8400 B.t.u. per hr while

operating at 125 degrees Fahrenheit ambient and 90 degrees Fahrenheit

dry bulb, 80 degrees Fahrenheit wet bulb conditioned air temperatures.

It is desinged for installation in a shelter, van or tactical vehicle.

The air conditioner contains a hermetically sealed refrigerant circuit

consisting of:

(2) An air-cooled condenser.

(3) A thermostatic expansion valve.

(4) An evaporator coil.