Rev. J
Greensmaster 3250--D
Hydraulic System (Rev. I)
Page 4 -- 1
Chapter 4
Hydraulic System
Table of Contents
SPECIFICATIONS
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GENERAL INFORMATION
4
. . . . . . . . . . . . . . . . . . . . .
Operator’s Manual
4
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Check Hydraulic System Fluid
4
. . . . . . . . . . . . . . . . .
Towing Traction Unit
5
. . . . . . . . . . . . . . . . . . . . . . . . . .
Hydraulic Hoses
6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hydraulic Hose and Tube Installation
7
. . . . . . . . . . .
Hydraulic Fitting Installation
8
. . . . . . . . . . . . . . . . . . .
HYDRAULIC SCHEMATICS
10
. . . . . . . . . . . . . . . . . . .
Serial Number Under 220999999
10
. . . . . . . . . . . . .
Serial Number From 230000000 To 230001500
11
.
Serial Number From 230001501 To 260999999
12
.
Serial Number Above 270000000
13
. . . . . . . . . . . . .
HYDRAULIC FLOW DIAGRAMS
14
. . . . . . . . . . . . . . .
Traction Forward and Reverse
14
. . . . . . . . . . . . . . . .
Raise and Lower Cutting Units
(Serial Number Under 260999999)
16
. . . . . . . . . .
(Serial Number Above 270000000)
18
. . . . . . . . . .
Mow and Backlap
(Serial Number Under 260999999)
20
. . . . . . . . . .
(Serial Number Above 270000000)
22
. . . . . . . . . .
Right and Left Turn
24
. . . . . . . . . . . . . . . . . . . . . . . . . .
SPECIAL TOOLS
26
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
TROUBLESHOOTING
28
. . . . . . . . . . . . . . . . . . . . . . . .
TESTING
32
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Precautions for Hydraulic Testing
32
. . . . . . . . . . . . .
Traction Drive Hydrostat (P3) Flow Test
34
. . . . . . . .
Wheel Motor Efficiency Test
36
. . . . . . . . . . . . . . . . . .
Charge Relief Valve (R4) Pressure Test
38
. . . . . . . .
Gear Pump (P2) Flow and Implement Relief
Valve (R5) Pressure Test
40
. . . . . . . . . . . . . . . . . . .
Lower Cutting Units Relief Valve (R2)
Pressure Test
42
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Gear Pump (P1) Flow Test
44
. . . . . . . . . . . . . . . . . . .
Mow Circuit Relief Valve (R1) Pressure Test
46
. . . .
Reel Motor Case Drain Flow Test
48
. . . . . . . . . . . . .
Steering Control Valve Test
50
. . . . . . . . . . . . . . . . . . .
ADJUSTMENTS
52
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Adjust Transmission for Neutral
52
. . . . . . . . . . . . . . .
Adjust Transport Speed
52
. . . . . . . . . . . . . . . . . . . . . .
Adjust Mowing Speed
53
. . . . . . . . . . . . . . . . . . . . . . .
Adjust Cutting Unit Drop Speed
53
. . . . . . . . . . . . . . .
Adjust Implement Relief Valve (R5) (Machines
with Serial Number Under 220999999)
54
. . . . . . .
Adjust Manifold Relief Valves (R1 and R2)
54
. . . . . .
SERVICE AND REPAIRS
55
. . . . . . . . . . . . . . . . . . . . .
General Precautions for Removing and
Installing Hydraulic System Components
55
. . . . .
Gear Pump
56
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Gear Pump Service
58
. . . . . . . . . . . . . . . . . . . . . . . . .
Hydraulic System Start--up
59
. . . . . . . . . . . . . . . . . . .
Hydrostatic Transmission
60
. . . . . . . . . . . . . . . . . . . .
Piston Pump Service
63
. . . . . . . . . . . . . . . . . . . . . . . .
Piston Pump Crush Ring Replacement
64
. . . . . . . . .
Change Hydraulic Oil and Filter
65
. . . . . . . . . . . . . . .
Wheel Motors
66
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Wheel Motor Service
70
. . . . . . . . . . . . . . . . . . . . . . . .
Flush Hydraulic System
71
. . . . . . . . . . . . . . . . . . . . . .
Implement Relief Valve
72
. . . . . . . . . . . . . . . . . . . . . .
Reel Motors
74
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reel Motor Service
Serial Number Under 220999999
76
. . . . . . . . . . . .
Serial Number Over 230000000
78
. . . . . . . . . . . . .
Oil Cooler (If Equipped)
82
. . . . . . . . . . . . . . . . . . . . . .
Lift Cylinders
84
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lift Cylinder Service
86
. . . . . . . . . . . . . . . . . . . . . . . . .
Hydraulic Manifold
88
. . . . . . . . . . . . . . . . . . . . . . . . . .
Hydraulic Manifold Service
Serial Number Under 260999999
90
. . . . . . . . . . . .
Serial Number Above 270000000
92
. . . . . . . . . . .
Flow Control and Backlap Valves (If Equipped on
Serial Number Under 260999999)
96
. . . . . . . . . . .
Rear Lift Cylinder Flow Control Valve
99
. . . . . . . . . .
Steering Control Valve
100
. . . . . . . . . . . . . . . . . . . . . .
Steering Control Valve Service
Serial Number Under 220999999
102
. . . . . . . . . . .
Serial Number From 230000000 to 270999999106
Serial Number Above 280000000
110
. . . . . . . . . .
Steering Cylinder
112
. . . . . . . . . . . . . . . . . . . . . . . . . .
Steering Cylinder Service
114
. . . . . . . . . . . . . . . . . . .
Hydraulic Reservoir
116
. . . . . . . . . . . . . . . . . . . . . . . .
Leak Detector
118
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
EATON GEAR PUMPS, REPAIR INFORMATION, SE-
RIES 26, MODEL 26000, MULTIPLE GEAR PUMPS
EATON, MEDIUM DUTY PISTON PUMP, REPAIR
INFORMATION, MODEL 70160 VARIABLE DIS-
PLACEMENT PISTON PUMP
ROSS TORQMOTOR
TM
MG, MF, MP, MB, ME, AND
MJ SERIES SERVICE PROCEDURE (SERVICE
MANUAL 2704--003)
SAUER/DANFOSS STEERING UNIT TYPE OSPM
SERVICE MANUAL
Hydraulic System
Содержание Greensmaster 3250-D 04383
Страница 2: ...Greensmaster 3250 D This page is intentionally blank...
Страница 4: ...Greensmaster 3250 D This page is intentionally blank...
Страница 10: ...0 09375 Rev H Greensmaster 3250 D Page 2 2 Product Records and Maintenance Equivalents and Conversions...
Страница 38: ...Greensmaster 3250 D Page 3 24 Engine This page is intentionally blank...
Страница 40: ...Greensmaster 3250 D Hydraulic System Rev I Page 4 2 This page is intentionally blank...
Страница 119: ...Greensmaster 3250 D Hydraulic System Rev I Page 4 81 This page is intentionally blank Hydraulic System...
Страница 141: ...Greensmaster 3250 D Hydraulic System Rev I Page 4 103 This page is intentionally blank Hydraulic System...
Страница 149: ...Greensmaster 3250 D Hydraulic System Rev I Page 4 111 This page is intentionally blank Hydraulic System...
Страница 200: ...Greensmaster 3250 D Page 6 16 Chassis Rev D This page is intentionally blank...
Страница 238: ...Greensmaster 3250 D SPA and 4 Bolt Cutting Units Rev A Page 7 38 This page is intentionally blank...
Страница 258: ...Greensmaster 3250 D Dual Point Adjust Cutting Units Rev D Page 7 1 20 This page is intentionally blank...
Страница 264: ...Greensmaster 3250 D Dual Point Adjust Cutting Units Rev D Page 7 1 26 This page is intentionally blank...
Страница 282: ...Greensmaster 3250 D Page 8 2 Electrical Diagrams This page is intentionally blank...
Страница 295: ...Rev H Page 8 15 This page is intentionally blank...
Страница 299: ...Rev H Page 8 19 Wiring Diagram Serial Number Between 210000000 and 230000600 Greensmaster 3250 D GLOW PLUG CONTROLLER...
Страница 301: ...Rev H Page 8 21 Wiring Diagram Serial Number Between 230000600 and 240999999 Greensmaster 3250 D GLOW PLUG CONTROLLER...
Страница 303: ...Rev H Page 8 23 Wiring Diagram Serial Number Between 250000000 and 250999999 Greensmaster 3250 D GLOW PLUG CONTROLLER...
Страница 305: ...Rev H Page 8 25 Wiring Diagram Serial Number Between 260000001 and 260999999 Greensmaster 3250 D GLOW PLUG CONTROLLER...
Страница 306: ...Rev H Page 8 26 Electrical Harness Drawing Serial Number Above 270000000 Greensmaster 3250 D...
Страница 307: ...Rev H Page 8 27 Wiring Diagram Serial Number Above 270000000 Greensmaster 3250 D...
Страница 308: ...Rev H Page 8 28 This page is intentionally blank...