Table of Contents
vii
TM
Hydraulic System ............................................................................................................... 66
Pressure and Cycle Time Chart - Packer Circuit ........................................................................................................... 67
Pressure and Cycle Time Chart - Body Circuit .............................................................................................................. 67
Pressure and Cycle Time Chart - Right-Hand Arm Circuit ........................................................................................ 68
Hydraulic Hose ......................................................................................................................................................................... 69
Hydraulic Cylinders ....................................................................................................................................................................... 69
PTO-Driven or Front-Mounted Pump .................................................................................................................................... 70
Packer Directional Control Valve ...................................................................................................................................... 71
Arm and Body Directional Control Valve ....................................................................................................................... 72
Main Valve Standby Pressure Adjustment .................................................................................................................... 73
Arm & Body Circuit Hydraulic Pressure Adjustments ................................................................................................ 74
Packer Circuit Hydraulic Pressure Adjustment ............................................................................................................ 77
Slide Work Circuit ................................................................................................................................................................... 81
Lift Work Circuit ....................................................................................................................................................................... 81
Grabber Work Circuit ............................................................................................................................................................. 81
Tailgate Work Circuit ............................................................................................................................................................. 82
Body Hoist Work Circuit ....................................................................................................................................................... 82
Hopper Cover/Crusher Panel Work Circuit (optional) ............................................................................................... 82
Bleeding Air Out of the Lifting Arm Hydraulic Circuit ...................................................................................................... 83
Hydraulic Safety Valves ............................................................................................................................................................... 84
Lifting Arm Holding Valves ................................................................................................................................................. 84
Adjusting Gripper Holding Valve Pressure .................................................................................................................... 85
Adjusting In/Out Holding Valve Pressure ...................................................................................................................... 87
Adjusting Up/Down Holding Valve Pressure ............................................................................................................... 88
Adjusting Arm Speed ................................................................................................................................................................... 90
Control Circuit ................................................................................................................................................................................. 91
Adjusting Standby Pressure ............................................................................................................................................... 91
Adjusting Arm Pump Pressure ........................................................................................................................................... 91
Adjusting Packer Pump Pressure ...................................................................................................................................... 92
Adjusting Packer Counter Balance Valve ....................................................................................................................... 93
Adjusting Packer Choke Valve ........................................................................................................................................... 93
Hydraulic System Schematic ..................................................................................................................................................... 95
Troubleshooting Methodology ................................................................................................................................................ 96
Summary of Contents for ALLEY -GATOR RIGHT-HAND
Page 1: ...ALLEY GATOR RIGHT HANDTM MAINTENANCE MANUAL...
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Page 3: ...ALLEY GATOR RIGHT HANDTM MAINTENANCE MANUAL...
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Page 10: ...viii Table of Contents...
Page 16: ...6 Introduction...
Page 38: ...28 Safety...
Page 104: ...94 Maintenance Figure 3 69 Packer choke valve w cap w o cap Adjustment screw Valve with cap...
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