![Toro Groundmaster 31900 Скачать руководство пользователя страница 87](http://html1.mh-extra.com/html/toro/groundmaster-31900/groundmaster-31900_service-manual_1133559087.webp)
Chapter 5
Hydraulic System
Table of Contents
Traction Unit Operator’s Manual and Accessory Installation Instructions............................................ 5–3
Relieving Pressure from the Hydraulic System .................................................................................. 5–3
Towing the Traction Unit..................................................................................................................... 5–4
Traction Circuit Component Failure.................................................................................................... 5–5
Hydraulic Hoses................................................................................................................................. 5–6
Installing Hydraulic Hoses and Tubes (O-Ring Face Seal Fitting)....................................................... 5–7
Installing the Hydraulic Fittings (SAE Straight Thread O-Ring Fittings)............................................... 5–9
Hydraulic Schematics .......................................................................................................................... 5–12
Hydraulic Flow Diagrams..................................................................................................................... 5–13
Traction Circuit ................................................................................................................................. 5–13
Steering Circuit ................................................................................................................................ 5–16
Lift Circuit ......................................................................................................................................... 5–18
Auxiliary Valve Circuit (Optional) ...................................................................................................... 5–20
Hydraulic Test Selection................................................................................................................... 5–24
Testing the Traction Circuit – Charge Pressure ................................................................................ 5–25
Testing the Traction Circuit – Wheel Motor Efficiency ....................................................................... 5–29
Testing the Traction Circuit – Piston (traction) Pump (P1) Flow and Relief Pressure ......................... 5–37
Testing the Steering and Lift Circuit – Gear Pump (P2) Flow and Circuit Relief
Valve ................................................................................................................................................ 5–40
Testing the Steering and Lift Circuit – Steering Cylinder and Circuit Relief Valve............................... 5–45
Testing the Steering and Lift Circuit – Lift Cylinder Internal Leakage................................................. 5–47
General Precautions for Removing and Installing the Hydraulic System Components...................... 5–52
Checking the Hydraulic Lines and Hoses ......................................................................................... 5–54
Flushing the Hydraulic System......................................................................................................... 5–55
Filtering the Closed-loop Traction Circuit ......................................................................................... 5–57
Priming the Hydraulic Pumps ........................................................................................................... 5–60
Charging the Hydraulic System........................................................................................................ 5–62
Hydraulic Tank ................................................................................................................................. 5–64
Hydraulic Fluid Cooler...................................................................................................................... 5–66
Traction Pump Drive ........................................................................................................................ 5–67
Piston (traction) Pump (P1) .............................................................................................................. 5–70
Servicing the Traction (piston) Pump (P1) ........................................................................................ 5–73
Gear Pump (P2) ............................................................................................................................... 5–75
Gear Pump (P2) Service .................................................................................................................. 5–78
Wheel Motors................................................................................................................................... 5–82
Wheel Motor Service........................................................................................................................ 5–86
Hydraulic Manifold ........................................................................................................................... 5–88
Hydraulic Manifold Service............................................................................................................... 5–90
Cartridge Valve Service.................................................................................................................... 5–93
Steering Control Valve ..................................................................................................................... 5–95
Steering Control Valve Service......................................................................................................... 5–97
Steering Cylinder ............................................................................................................................. 5–98
Steering Cylinder Service............................................................................................................... 5–101
Groundsmaster
®
3200, 3300 and 3310
Page 5–1
Hydraulic System
19240SL Rev A
Содержание Groundmaster 31900
Страница 4: ...Reader Comments Page 4 Groundsmaster 3200 3300 and 3310 19240SL Rev A...
Страница 16: ...Safety Safety and Instructional Decals Page 1 8 Groundsmaster 3200 3300 and 3310 19240SL Rev A...
Страница 36: ...Specifications and Maintenance Special Tools Page 2 20 Groundsmaster 3200 3300 and 3310 19240SL Rev A...
Страница 86: ...Engine Service and Repairs Page 4 24 Groundsmaster 3200 3300 and 3310 19240SL Rev A...
Страница 316: ...General Information Operator Cab General Information Page 9 2 Groundsmaster 3200 3300 and 3310 19240SL Rev A...
Страница 332: ...Operator Cab Service and Repairs Page 9 18 Groundsmaster 3200 3300 and 3310 19240SL Rev A...
Страница 335: ...Model 31900 Drawing 133 6540 Rev A Sheet 1 of 1 19240SL Rev A Page A 3 Hydraulic Schematic 3200 2WD g296996...
Страница 336: ...Page A 4 19240SL Rev A Model 31901 Drawing 138 4500 Rev A Sheet 1 of 1 Hydraulic Schematic 3200 4WD g303916...
Страница 339: ...Model 31902 and 31903 Drawing 122 1220 Rev A Sheet 1 of 2 19240SL Rev A Page A 7 Electrical Schematic 3300 3310 g296989...
Страница 347: ...Model 31903 and 31909 Drawing 122 1435 Rev A Sheet 1 of 1 19240SL Rev A Page A 15 Wire Harness Cab Power g297520...
Страница 348: ...Page A 16 19240SL Rev A Model 31903 and 31909 Drawing 122 1245 Rev D Sheet 1 of 1 Wire Harness Cab Rooftop g256477...
Страница 349: ...Model 31903 and 31909 Drawing 122 1660 Rev A Sheet 1 of 1 19240SL Rev A Page A 17 Wire Harness Cab Control Panel g297533...
Страница 350: ...Page A 18 19240SL Rev A Model 31903 and 31909 Drawing 122 1678 Rev A Sheet 1 of 1 Wire harness Cab HVAC Adapter g297534...
Страница 351: ...Model 31993 Drawing 122 1248 Rev B Sheet 1 of 1 19240SL Rev A Page A 19 Wire Harness Cab Work Light Kit optional g260313...
Страница 355: ......