![background image](http://html.mh-extra.com/html/federal-signal-corporation/leach-2r-iii/leach-2r-iii_service-manual_548517006.webp)
IV
TABLE OF CONTENTS
SECTION 7 - CHECK-OUT
General................................................................7-1
Check Hydraulic Tank Fluid Level...........................7-1
Check Engine Speed-Up Switch (Cab)....................7-2
Check Engine Speed-Up Switches (Body)...............7-2
Check Pack Cycle Time........................................7-3
Check Pressures..................................................7-3
Check Main Line Pressure.....................................7-4
Check Packer And Carrier Panel Shift Pressures......7-5
Check Resistance Cartridge Pressure....................7-6
Check Packer Panel High Pressure (Circuit) Relief...7-7
Check Accessory (Circuit) Relief Pressure..............7-8
Check Pushout Panel Shoes.................................7-9
Check Power Take Off (PTO)..................................7-9
SECTION 8 - TROUBLESHOOTING
General................................................................8-1
Compaction..........................................................8-1
Dieseling In Hydraulic System...............................8-2
Operation Is Erratic...............................................8-3
Pump Noise Is Excessive......................................8-3
Engine Will Not Speed Up When Carrier Panel Lever or
Speed Up Button Is Engaged.................................8-4
Engine Speed Up Will Not Return To Normal When Pack-
ing Cycle Is Complete or Speed Up Button Is Re-
leased..................................................................8-4
Packer Panel Valve Section Shifts Too Slow.............8-4
Carrier Panel Valve Section Shifts To Neutral Too
Soon....................................................................8-5
Packer Panel Valve Section Will Not Shift................8-5
Carrier Panel Valve Section Will Not Shift To Neutral.8-5
Packer/Carrier Panels Do Not Deliver Full Force To Pack
Load Into Body.....................................................8-5
Loud Squealing Noise When Manually Retracting Tele-
scopic Cylinder.....................................................8-6
Load Will Not Push Out.........................................8-6
Pushout Panel Slides Forward Too Fast While Packing
Refuse..................................................................8-6
Pushout Panel Will Not Slide Forward Automatically.8-6
Carrier And Packer Panels Stop Short Of Home Position
After Each Cycle..................................................8-6
Packer Panel Drifts Open While Packing Load Into
Body....................................................................8-7
Cycle Time Too Slow.............................................8-7
Tailgate Will Not Raise..........................................8-7
Container Won’t Lift..............................................8-8
Winch Motor Leaking............................................8-8
Container Raises Very Slowly................................8-8
Description Of Hydraulic System............................8-9
System Component Nomenclature.........................8-9
Neutral.................................................................8-10
Packer Panel Sweeps Back Over Load..................8-11
Carrier And Packer Panels Move Down To Interrupted
Cycle Position......................................................8-12
Packer Panel Sweeps Hopper...............................8-13
Packing Refuse....................................................8-14
Raising Tailgate....................................................8-15
SECTION 8 Continued
Ejecting Load.......................................................8-17
Retracting Pushout Panel.....................................8-18
Lowering Tailgate..................................................8-19
SECTION 9 - SERVICE AND REPAIR
General................................................................9-1
Description Of Operating Cylinders.........................9-1
Test For Leaking Packer Panel Cylinders................9-2
Test For Leaking Carrier Panel Cylinders.................9-4
Removal Of Packer Panel Cylinders........................9-7
Removal Of Carrier Panel Cylinders........................9-9
Disassembly Of Operating Cylinders......................9-11
Reassembly And Installation Of Operating Cylin-
ders.....................................................................9-12
Description Of Packer Panel.................................9-12
Bearing Replacement............................................9-12
Roller Replacement/Shimming...............................9-13
Description Of Tailgate Lift Cylinders.....................9-15
Test For Leaking Tailgate Lift Cylinders..................9-15
Removal Of Tailgate Lift Cylinders.........................9-16
Disassembly Of Tailgate Lift Cylinder.....................9-17
Inspection, Reassembly And Installation Of Tailgate Lift
Cylinders..............................................................9-17
Description Of Tailgate Assembly...........................9-18
Removal Of Tailgate Assembly...............................9-18
Inspection Of Tailgate............................................9-19
Reassembly And Installation Of Tailgate................9-19
Front Control Valve...............................................9-20
Removal Of Front Control Valve............................9-20
Disassembly And Inspection Of Front Control
Valve....................................................................9-20
Reassembly Of Front Control Valve.......................9-21
Reinstallation Of Front Control Valve......................9-22
Main Control Valve................................................9-23
Removal Of Main Control Valve.............................9-24
Disassembly And Inspection Of Main Control Valve.9-25
Reassembly Of Main Control Valve........................9-25
Removal Of Telescopic Cylinder.............................9-26
Telescopic Cylinder Packing Replacement.............9-27
Telescopic Cylinder Disassembly...........................9-28
Description Of Pushout Panel...............................9-29
Wear Block Replacement......................................9-29
Removal Of Pushout Panel...................................9-30
Installation Of Pushout Panel................................9-31
Description Of Carrier And Packer Panels..............9-32
Removal Of Packer Panel.....................................9-33
Inspection And Replacement Of Packer Panel........9-34
Replacement Of Packer Edge...............................9-35
Installation Of Packer Panel..................................9-35
Carrier Panel........................................................9-36
Removal Of Carrier Panel......................................9-36
Inspection And Replacement Of Carrier Panel........9-37
Installation Of Carrier Panel...................................9-37
Track Bar Replacement.........................................9-37
Description Of Hydraulic Pump..............................9-38
Removal Of Hydraulic Pump..................................9-38
Summary of Contents for LEACH 2R-III
Page 2: ......
Page 8: ......
Page 26: ...SECTION 2 2 8 ...
Page 28: ...OPERATION SECTION 3 LOCATION OF OPERATING CONTROLS 3 2 4 6 5 7 8 1 2 3 8 9 10 11 12 7 ...
Page 46: ...SECTION 3 3 20 ...
Page 54: ...SECTION 4 4 8 ...
Page 60: ...SECTION 6 6 4 PREVENTIVE MAINTENANCE 1 2 3 4 5 6 7 8 ...
Page 62: ...SECTION 6 6 6 ...
Page 76: ...SECTION 7 7 10 ...