CHAPTER 1. INTRODUCTION - TM-9-2990-206-34-P0011

TM 9-2990-206-34&P

CHAPTER 1

INTRODUCTION

Section 1. GENERAL INFORMATION

1-1. SCOPE.

c. Purpose of Equipment. Turbo-

superchargers are exhaust gas driven

a. Type of Manual. This technical

centrifugal compressors.Their purposes

is to increase the amount of air deli-

manual contains instructions for Direct

vered to engine cylinders above that

and General Support Maintenance of the

AiResearch Industrial Division Model

available through unassisted air intake

T18C01 turbosupercharger.

b. Identification. The two con-

1-2. MAINTENANCE FORMS, RECORDS,

figurations of Model T18C01 turbosuper-

chargers covered by this manual are part

AND REPORTS.

numbers 466392-1 ("clean air") and

Department of the Army forms and records

11669107-1 (standard). These two con-

used for equipment maintenance will be

figurations can be either right or left

those prescribed by TM 38-750, The Army

hand mounted on various AVDS-1790 series

Maintenance Management System (TAMMS).

engines used in army vehicles.

1-3.

NOMENCLATURE

CROSS-REFERENCE

LIST.

This listing includes nomenclature cross-references used in this manual.

Official

Nomenclature

Common Name

Backplate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Back Plate, Supercharger

Bolt . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . Bolt, Machine

Center Housing . . . . . . . . . . . . . . . . . . . . . . . ..Housing Assembly, Center

Clamp . . . . . . ... . . . . . . . . . . . . . . . . . . . . . . . . . Coupling, Clamp, Grooved

Compressor Wheel . . . . . . . . . . . . . . . . . . . . . . . Impeller, Turbosupercharger

Compressor Wheel Nut . . . . . . . . . . . . . . . . . ..Nut, Impeller

Heat Shield . . . . ... . . . . . . . . . . . . . . . . . . . . . Shield, Turbosupercharger

Insert . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . . Insert, Screw Thread

Lockwasher . . . . . . .. . . . . . . . . . . . . . . . . . . . . . Washer, Lock

Nut . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . Nut, Self-locking, Castellated, Hexagon

Nut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . Nut, Self-locking, Hexagon

Oil Drain Tube . . . . . . . . . . . . . . . . . . . . . . . . . Tube Assembly, Metal

"O" Ring . . . . . . . . . . . . . . . . . . . . . . . . , . . . . . . Packing, Preformed

"O" Ring . . . . . . . . . . . . . . . . . . . . .. . .. . . . ... Seal, Ring

Seal Ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Seal, Ring, Metal

Shroud . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . ... Wheel, Shroud

Spacer Ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ring, Turbocharger

Stud . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Stud, Plain

Thrust Ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ring, Thrust, Turbocharger

Thrust Washer . . . . . . . . . . . . . . . . . . . . . . . . . . Washer, Bearing, Thrust

Turbine Wheel . . . . . . . . . . . . . . . . . . . . . . . . . . Turbine Wheel Assembly

Change

1-1