Number/symbol

Component

1

Vane pump

2

Electric motor

3

Return line oil filter

4

Main relief valve

5, 18, 19

Pressure gauges

6, 9

Flow control valves

7

4/2 way valve

8

Flow control valve

10

4/2 way valve

11

4/2 way direction control valve

12, 17

Shutoff switches

13, 16

Check valves

20

Thermometer

24, 25

Terminal switch

26

Hydraulic cylinder

14, 15

Manual load valves

A

Pressure transducer

B

Flowmeter

C

Flowmeter

D

Pressure transducer

E

Linear encoder

F

Two-stage electrically operated load control valve

G

Pressure transducer

H

Flow control valve for internal leakage simulation

I

Flow control valve for internal leakage simulation

J

Flowmeter

K

Pressure transducer

L

Check valve