SECTION I. GENERAL INFORMATION
Type of Manual: Operator's Aviation Unit Maintenance, and Intermediate Maintenance including Repair Parts and
Special Tools List.
Model Number and Equipment Name: Part Number: 4920-01-170-0871, Test Stand, Aircraft Hydraulic System, Type
Purpose of Equipment: To facilitate ground checking and maintenance of aircraft hydraulic systems by performing
the following test and service operations.
a. Test the aircraft systems for internal and external leakage.
b. Test the function and operation of aircraft hydraulic system components.
c. Drain, flush and refill the aircraft hydraulic systems with micronically filtered hydraulic fluid.
1-2. Maintenance forms, records, and reports. Department of the Army forms and procedures used for equipment
maintenance will be those prescribed by DA PAM 738-751, the Functional Users Manual for the Army Maintenance
Management System-Aviation (TAMMS-A).
1-3. Destruction of Army material to prevent enemy use. Refer to TM 750-244-1-4, Procedure for Destruction of
Aviation Support Equipment (FSC 4920) for instructions on destroying this equipment.
1-4. Preparation for storage and shipment. Refer to TM 55-1500-204-25/1, General Aircraft Maintenance Manual and
TM 743-200-1, Storage and Material Handling.
1-5. Quality assurance quality Control (QAQC). For quality assurance quality control requirements refer to FM 55-411.
1-6. Reporting equipment improvement recommendation (EIRs). If your Hydraulic Test Stand needs improvement, let
us know. Send us an EiR. You, the user, are the only one who can tell us what you don't like about your equipment. Tell
us why you don't like the design or why a procedure is hard to perform. Put it on an SF 368 (Quality Deficiency Report).
Mail it to us at: Commander, U.S. Army Aviation Systems Command, ATTN: AMSAV-QRF, 4300 Goodfellow Blvd., St.
Louis, MO 63120-1798. We'll send you a reply.
1-7. Administrative publication storage. Administrative storage of this publication shall be in accordance with TM 55-