Section I. INTRODUCTION - TM-55-4920-335-140011

TM 55-4920-335-14

Section I. INTRODUCTION

1-1. Scope

a. This technical manual contains operating and maintenance instructions with parts breakdown for the gasoline engine driven

Hydraulic Test Stand, Type D-5B.

b. Appendix A contains the Maintenance Allocation Chart. The chart assigns the maintenance functions and repair operations to

be performed by the lowest appropriate maintenance level.

1-2. Reporting of equipment publications improvements. The reporting of errors, omissions, and recommendations for improving this

publication by the individual user is encouraged. Reports should be submitted on DA Form 2028 (Recommended Changes to DA

Publications) and forwarded direct to Commanding General, US Army Aviation Systems Command, ATTN : AMSAV-R-M, PO Box 209,

St. Louis, Missouri 63166.

1-3. Forms and records

Maintenance forms, records and reports which are to be used by maintenance personnel at all maintenance levels are listed in and

prescribed by TM 38-750.

1-4. Purpose. The test stand (Figure 1-1) is designed to flush or fill the aircraft hydraulic system with micronically filtered hydraulic oil.

It also tests the aircraft's hydraulic systems and provides hydraulic pressure for testing the systems without aircraft engines in

operation.

1-1