Rev. B
Reelmaster 6500–D/6700–D
Page 4 – 1
Hydraulic System
Chapter 4
Hydraulic System
Table of Contents
SPECIFICATIONS
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
GENERAL INFORMATION
3
. . . . . . . . . . . . . . . . . . . . .
Hydraulic Hoses
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hydraulic Fitting Installation
3
. . . . . . . . . . . . . . . . . . .
Pushing or Towing Traction Unit
5
. . . . . . . . . . . . . . .
HYDRAULIC SCHEMATICS
6
. . . . . . . . . . . . . . . . . . . .
Reelmaster 6500–D 2WD
6
. . . . . . . . . . . . . . . . . . . .
Reelmaster 6500–D 4WD
7
. . . . . . . . . . . . . . . . . . . .
RM6500–D Cutting Units Engaged (Mowing)
8
. . . .
RM6500–D Backlapping
9
. . . . . . . . . . . . . . . . . . . . . .
RM6500–D Lift Cutting Units
10
. . . . . . . . . . . . . . . . .
RM6500–D Lower Cutting Units
11
. . . . . . . . . . . . . . .
RM6500–D Steering
12
. . . . . . . . . . . . . . . . . . . . . . . .
RM6500–D Traction Forward
13
. . . . . . . . . . . . . . . . .
Reelmaster 6700–D
14
. . . . . . . . . . . . . . . . . . . . . . . .
RM6700–D Cutting Units Engaged (Mowing)
15
. . .
RM6700–D Lift #6 and #7 Cutting Units
16
. . . . . . .
RM6700–D Lower #6 and #7 Cutting Units
17
. . . . .
SPECIAL TOOLS
18
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
TROUBLESHOOTING
20
. . . . . . . . . . . . . . . . . . . . . . . .
TESTING
29
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Test No. 1: Traction Circuit Charge Pressure
30
. . .
Test No. 2: Traction Circuit System Pressure
31
. . .
Test No. 3: Steering Circuit Pressure
32
. . . . . . . . . .
Test No. 4: Lift Circuit Pressure
33
. . . . . . . . . . . . . . .
Test No. 5: Front Mow Circuit Pressure
34
. . . . . . . .
Test No. 6: Rear Mow Circuit Pressure
35
. . . . . . . .
Test No. 7: Reel Drive/Lift Pump Efficiency
36
. . . . .
Test No. 8: Reel Drive Motor
Cross–over Relief Pressure
37.1
. . . . . . . . . . . . . . . . .
Test No. 9: Reel Drive Motor Efficiency
38
. . . . . . . .
ADJUSTMENTS
40
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Traction Drive Neutral Adjustment
40
. . . . . . . . . . . .
Cutting Unit Lift Rate Adjustment
41
. . . . . . . . . . . . .
REPAIRS
42
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Removing Hydraulic System Components
42
. . . . .
Servo Controlled Piston Pump
43
. . . . . . . . . . . . . . .
Servo Control
47
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Wheel Motor
49
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4WD Rear Axle Motor
51
. . . . . . . . . . . . . . . . . . . . . . .
Gear Pump
53
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Valve Blocks
56
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cartridge Valves
59
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reel Motor
60
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Steering Cylinder (2WD)
62
. . . . . . . . . . . . . . . . . . . . .
Steering Cylinder (4WD)
63
. . . . . . . . . . . . . . . . . . . . .
Front Lift Cylinders
64
. . . . . . . . . . . . . . . . . . . . . . . . .
Rear Lift Cylinders
65
. . . . . . . . . . . . . . . . . . . . . . . . . .
#6 and #7 Lift Cylinders (RM6700–D)
66
. . . . . . . . .
Steering Valve (75–0600 or 92–7544)
67
. . . . . . . . .
Hydraulic Reservoir
99
. . . . . . . . . . . . . . . . . . . . . . . . .
Flushing the Hydraulic System
100
. . . . . . . . . . . . . .
Steering Valve (93–5165 or 94–9950)
101
. . . . . . . .
Hydraulic System
Summary of Contents for REELMASTER 6500 D
Page 2: ...Reelmaster 6500 D 6700 D ...
Page 4: ...Reelmaster 6500 D 6700 D ...
Page 10: ...Reelmaster 6500 D 6700 D Page 1 6 Safety ...
Page 12: ...Reelmaster 6500 D 6700 D Page 2 2 Product Records and Manuals Equivalents and Conversions ...
Page 20: ...Rev C Reelmaster 6500 D 6700 D Page 2 10 Product Records and Manuals ...
Page 24: ...Rev C Reelmaster 6500 D 6700 D Page 2 14 Product Records and Manuals ...
Page 86: ...Engine Page 3 62 Reelmaster 6500 D 6700 D ...
Page 202: ...Reelmaster 6500 D 6700 D Page 5 8 2 Electrical System Rev C This page is intentionally blank ...
Page 226: ...Reelmaster 6500 D 6700 D Page 5 26 6 Electrical System Rev B This page is blank ...
Page 276: ...Reelmaster 6500 D 6700 D Page 6 22 Axles Planetaries and Brakes ...
Page 300: ...Reelmaster 6500 D 6700 D Page 7 24 Cutting Units Rev B Model 03853 Model 03854 Model 03855 ...