Table of Contents vii
Hydraulic System .................................................................................................................................................................... 55
Check-Out .................................................................................. 57
Checking Hydraulic Tank Fluid Level ..................................................................................................................................... 58
Checking Engine Speed Up Switch ......................................................................................................................................... 58
Checking Engine Speed Up Switches (Body) ...................................................................................................................... 59
Checking Pack Cycle Time .......................................................................................................................................................... 60
Checking Pressures ....................................................................................................................................................................... 61
Checking Main Line Pressure ............................................................................................................................................. 62
Checking Packer and Carrier Panel Shift (Knockout) Pressures ............................................................................. 64
Checking Resistance Cartridge Pressure ........................................................................................................................ 65
Checking Packer High Pressure (Circuit) Relief Cartridge ........................................................................................ 68
Checking Accessory (Circuit) Relief Cartridge .............................................................................................................. 69
Checking Pushout Panel Shoes ................................................................................................................................................ 70
Power Take Off (P.T.O.) ................................................................................................................................................................ 70
Troubleshooting ....................................................................... 71
Compaction ..................................................................................................................................................................................... 71
Dieseling in Hydraulic Systems ................................................................................................................................................. 72
Troubleshooting Tables .............................................................................................................................................................. 73
Hydraulic System ........................................................................................................................................................................... 81
System Component Nomenclature ................................................................................................................................. 81
Transmission in Neutral (with Packer and Carrier Panels in the “Home” Position) ......................................... 82
Packer Panel Sweeps Back Over Load ............................................................................................................................. 83
Carrier & Packer Panels Move Down to “Interrupted Cycle” Position .................................................................. 84
Packer Panel Sweeps Hopper ............................................................................................................................................. 85
Packing Refuse (1) .................................................................................................................................................................. 86
Packing Refuse (2) .................................................................................................................................................................. 87
Raising Tailgate ....................................................................................................................................................................... 88
Ejecting Load ............................................................................................................................................................................ 89
Retracting Pushout Panel .................................................................................................................................................... 90
Lowering Tailgate ................................................................................................................................................................... 91
Service & Repair ........................................................................ 93
Description of Operating Cylinders (Carrier and Packer Panels) .................................................................................. 93
Test for Leaking Packer Panel Cylinders ................................................................................................................................ 94
Test for Leaking Carrier Panel Cylinders ................................................................................................................................ 97
Removal of Packer Panel Cylinders ....................................................................................................................................... 101
Removal of Carrier Panel Cylinders ....................................................................................................................................... 104
Disassembly of Operating Cylinders .................................................................................................................................... 107
Inspection and Replacement of Operating Cylinders .................................................................................................... 108
Reassembly and Installation of Operating Cylinders ...................................................................................................... 109
Description of the Packer Panel ............................................................................................................................................. 109
Bearing Placement ...................................................................................................................................................................... 110
Roller Replacement ..................................................................................................................................................................... 111
Carrier Roller Adjustment & Maintenance ................................................................................................................... 114
Wear Shoe Replacement ........................................................................................................................................................... 116
Wear Shoe Adjustment ....................................................................................................................................................... 120
Tailgate Lift Cylinders ................................................................................................................................................................. 124
Test for Leaking Tailgate Cylinders ................................................................................................................................ 125
Removal of Tailgate Lift Cylinders .................................................................................................................................. 126
Draining Fluid from Tailgate Lift Cylinder ................................................................................................................... 127
Inspection, Reassembly and Installation of Tailgate Lift Cylinder ...................................................................... 127
Tailgate Assembly ....................................................................................................................................................................... 128
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