Training Basic Hydraulics - phtruck.com

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TrainingBasic HydraulicsTable of ContentsDescription PgBest Power to Weight Ratio 5Simple hydraulic System 6Hydraulic Symbols 7Dump Pumps 8Gear Pumps 9Accumulators 10Directional Control Valves 11Double Acting Cylinders 12Fixed Displacement Motor 13In Cab Control Valves 14Electronic Controls 15How Much Oil 16What Kind of Oil 17How to Check Oil 18When to Replace the Filter 19What Size Tank 20What Should Be Included In the Tank 21What Kind of Hoses 22Type of Pump 23Pumps Used With Open Center Valves 24Pumps Used With Closed Center Valves 25What Kind of valve 26Valve Size and Pressure 27Single Double Acting Valve 28Hydraulic Mid Inlets 29Power Beyond 30Open Center Schematic 31Closed Center LS Schematic 32Horse Power Consumption 33Hydraulic Cylinders 34Single Acting Double Acting Cylinders 35Bleeding Air 36Hydraulic Motor Types 37How Motors Work 38Filtration 39How Filters are Selected 40PTO Types 41Manual PTO s 42PTO s for Automatic Transmissions 43Dump truck 2 Line System 44Dump truck 3 Line System 45QDB Manual Spreader Valve with Power Beyond 46PSM 1000 Spreader Valve No In Cab Hydraulics 47PSM Spreader Valve With LS 48Questions 49Hydraulic motor:- displacement: 5 cm /r- continuous speed 8500 rpm- continuous power 13kW- length 134mm- weight 5 kg( in /r)( hp)( in)(11 lb) Electric motor:- speed 2900 rpm- power 11kW- length 320mm- weight 65 kg(15 hp)( in)(145 lb)The Best Power to Weight Ratio ofAll Energy Conversion Systems5Simple hydraulic System6

PTO’s for Automatic Transmissions 43. Dump Truck 2 Line System 44. Dump Truck 3 Line System 45. QDB Manual Spreader Valve with Power Beyond 46. PSM 1000 Spreader Valve No In Cab Hydraulics

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