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SECTION SIX - ACTUATORS
Actuator Function 208 Checking for Leaks 227-230
Linear Actuators (cylinders) 208-230 Rotary Actuators 230-244
Cylinder Rating 208,209 Motor Performance Rating 231-233
Single Acting Cylinder 209,210 Displacement 231
Double Acting Cylinder 210,211 Flow and Speed 231
Telescoping Cylinder 212 Torque 231,232
Tandem Cylinder 212,213 Pressure 232,233
Duplex Cylinder 213,214 Gear Motors 233-237
Cylinder Cushions 215,216 External Gear Motor 233
Stop Tube 216 Internal Gear Motor 234-237
Rod Scraper 216,217 Direct Gerotor Motor 234
Dynamic Cylinder Seals 217-219 Orbiting Gerotor Motor 235-237
Piston Rod Bushing 219 Vane Motors 237,238
Cylinder Mounting 220,221 In Line Axial Piston Motor 239,240
Cylinder Sealing Problems 221-230 Bent Axis Axial Piston Motor 240,241
Piston Rod Seal Leaks 221 Radial Piston Motor 241,244
Piston to Cylinder Leaks 221 Rotating Cylinder Block 241,242
Piston Drift 221,222 Stationary Cylinder Block 243,244
Pressure Intensification 222,223 Direction of Rotation 243
Piston Speed Decrease 224 Hydraulic Motor Wear 245
Piston Speed Increase 225-227