Basic Hydraulics Mod 1 Hydraulic Power Systems

A directional control valve is used to _____________________ (Page 48)

• Change the direction of the fluid

• Limit the pressure

• inform the operator of a problem

• Start the power unit

Quick connects fittings have a ________________ valve built in. (Page 38)

• Directional control

• Relief

• Check

• Flow control

• Sequence

Which of the following is not shown in a hydraulic schematic? (Page 26)

• Liquid

• Pump

• Actuator

• Relief valve

• Pressure Gauge

Fluid power deals with the transmission and control of energy by a pressurized _____________. (page 5)

• Vessel

• Directional control valve

• Electric motor

• Fluid

Another name for a cylinder would be a (n) ________________. (Page 42)

• Power input device

• Valve

• Control device

• Actuator

The most common type of pressure gauge is the __________________. (Page 40)

• Piston

• Linkage

• Bourdon Tube

• Temperature

The spool of a directional control valve is shifted to different positions by _____________. (Page 49)

• Fluid

• Operator

• Conductor

• Cylinder

Which of the following is not considered one of the five basic components of a hydraulic system? (Page 10)

• Pressure

• Control Device

• Liquid

• Conductor

A (n) ______________ fitting is used when you want to connect two circuits to a single supply. (Page 39)

• Reducer

• Quick-connect

• Bushing

• Tee

A double-acting cylinder will extend when oil flows into the _________________. (Page 46)

• Rod End

• Piston

• Cap End

• Rod