Operating instructions

TM 55-4920-394-13&P
CHAPTER 1
INTRODUCTION
SECTION I. GENERAL INFORMATION
1-1. Scope. This manual is for use by Aviation Unit and Intermediate Maintenance personnel to
operate and maintain the Aircraft Hydraulic Systems, Electric Motor Driven, Type MK-1 Test Stand, Part
Number 2-01-6. The test stand determines the performance and operating characteristics of aircraft
hydraulic systems. The test stand is illustrated in figure 1-1.
1. Suction Return Outlet, ¾”
2. Suction Return Outlet 1 ½”
3. Pressure Outlet, 1”
4. Pressure Outlet, ½”
5. Lifting Eyes
Figure 1-1. Aircraft Hydraulic System (Single) Test Stand Electric Motor Driven, Type MK-1.
1-1