Labrie MINIMAX Maintenance Manual page 6

iv Table of Contents
Proximity Switch Adjustment ............................................................................................................................................. 37
Adjusting Packer Extend Limit/Proximity Switch ........................................................................................................ 38
Adjusting Packer Retract Limit Switch ............................................................................................................................ 42
Adjusting Tailgate Unlocked Proximity Switch ............................................................................................................ 44
Adjusting Tailgate Fully Open Proximity Switch ......................................................................................................... 46
Adjusting Left-Hand Side Hopper Door Limit Switch (optional) ........................................................................... 47
Adjusting Crusher Panel Up Limit Switch ...................................................................................................................... 48
Adjusting Fully Open Upper Door Limit Switch .......................................................................................................... 49
Adjusting Fully Closed Upper Door Limit Switch (optional) ................................................................................... 49
Adjusting Arm Stowed Limit Switch ................................................................................................................................ 50
Adjusting Arm Parked Limit Switch ................................................................................................................................. 52
Adjusting Mid-Height Limit Switch .................................................................................................................................. 54
Painting and Finishing ................................................................................................................................................................. 56
Lubrication ................................................................................ 57
Recommended Lubricants ......................................................................................................................................................... 57
Grease ......................................................................................................................................................................................... 57
Hydraulic Oil ............................................................................................................................................................................. 57
Engine Oil ................................................................................................................................................................................... 58
Transmission Oil ...................................................................................................................................................................... 58
Testing Hydraulic Oil ..................................................................................................................................................................... 58
Preparing to Take a Sample ................................................................................................................................................ 58
Taking an Oil Sample ............................................................................................................................................................. 59
Lubrication Charts ......................................................................................................................................................................... 62
Greasing the Crusher Panel ........................................................................................................................................................ 65
Tailgate .............................................................................................................................................................................................. 66
Greasing Tailgate Hinges, Locking Mechanism and Cylinder Pins ....................................................................... 66
Packer ................................................................................................................................................................................................. 68
Cylinder Pins ............................................................................................................................................................................. 68
Follower Panel Rollers ........................................................................................................................................................... 69
Hopper Door Hinges ..................................................................................................................................................................... 70
Hydraulic System ...................................................................... 73
General Maintenance ................................................................................................................................................................... 73
Inspecting Hydraulic Oil ....................................................................................................................................................... 74
Introducing the Dual Vane Pump ............................................................................................................................................ 75
Body Control Valve ................................................................................................................................................................. 76
Arm Control Valve ................................................................................................................................................................... 77
Inspecting the Pump .................................................................................................................................................................... 78
Pump Replacement ....................................................................................................................................................................... 78
Priming a New Pump .................................................................................................................................................................... 80
Inspecting the Hydraulic Tank .................................................................................................................................................. 81
Adjusting Hydraulic Pressure .................................................................................................................................................... 83
Adjusting Main Pressure on Body Control Valve ......................................................................................................... 83
Adjusting the Utility Section ............................................................................................................................................... 84
Adjusting Pressure on Arm Control Valve ...................................................................................................................... 85
Adjusting Gripper Pressure ................................................................................................................................................. 87
Adjusting Pressure on Cart Tipper Valve (if installed) ................................................................................................ 89
Emptying the Hydraulic Tank .................................................................................................................................................... 90
Replacing Hydraulic Oil ................................................................................................................................................................ 91
Cleaning the Strainer .................................................................................................................................................................... 92
Replacing Filter Elements ........................................................................................................................................................... 95
Inspecting Hydraulic Cylinders ................................................................................................................................................. 96
Detecting Cylinder Internal Leaks ..................................................................................................................................... 97