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Toro 4520 Manuals
Manuals and User Guides for Toro 4520. We have
6
Toro 4520 manuals available for free PDF download: Service Manual, Operator's Manual
Toro 4520 Service Manual (332 pages)
Brand:
Toro
| Category:
Lawn Mower
| Size: 33.42 MB
Table of Contents
This Page Is Intentionally Blank.
3
Service Manual
1
Table of Contents
3
Chapter 1 Safety
7
General Safety Instructions 1
7
General Safety Instructions
8
Before Operating
8
While Operating
9
Maintenance and Service
10
Jacking Instructions
11
Safety and Instruction Decals
12
Chapter 2 -- Product Records and Maintenance
13
Maintenance
13
Product Records
13
Equivalents and Conversions
14
Torque Specifications
15
Chapter 3 Gasoline Engine
19
General Information 3
19
Specifications
20
General Information
21
Operator's Manual
21
Fuel Evaporative Control System
22
Adjustments
25
Choke Cable Adjustment
25
Throttle Cable Adjustment
25
Service and Repairs
26
Fuel Evaporative Control System (Serial Number below 312000000)
26
Fuel Evaporative Control System (Serial Number above 312000000)
28
Fuel Tank
30
Engine
32
Engine Removal
32
Engine Installation
34
Chapter 4 Diesel Engine
35
Adjustments
35
General Information
35
Kubota Workshop Manual, Diesel Engine
35
Service and Repairs
35
Specifications
35
Chapter 5 -- Hydraulic System
36
Specifications
36
General Information
37
Operator's Manual
37
Adjust Throttle Control
39
Adjustments 4
39
Air Cleaner Assembly
40
Service and Repairs 4
40
Exhaust System
42
Fuel Tank
44
Radiator
46
Engine
48
Engine Removal
48
Engine Installation
50
Engine Bell Housing
52
Chapter 5 Hydraulic System
53
Specifications 5
53
Specifications
55
General Information
56
Operator's Manuals
56
Check Hydraulic Fluid Level
56
Pushing Traction Unit
56
Relieving Hydraulic System Pressure
57
Traction Circuit Component Failure
57
Hydraulic Hoses
58
Hydraulic Hose and Tube Installation
59
Hydraulic Schematic
62
Hydraulic Flow Diagrams
64
Traction Circuit
65
Lower Cutting Units
67
Raise Cutting Units
69
Mow and Backlap
71
Right and Left Turn
73
Special Tools
74
Hydraulic Test Fitting Kit
76
Measuring Container
77
Troubleshooting
78
General Hydraulic System Problems
78
Testing 5
79
Traction Circuit Problems
79
Mow Circuit Problems
80
Lift/Lower Circuit Problems
81
Adjustments 5
82
Steering Circuit Problems
82
Testing
84
Charge Relief Valve Pressure Test
86
Wheel Motor Efficiency Test
90
Steering/Lift Relief Valve Pressure Test
92
Service and Repairs 5
93
Lower Cutting Units Relief Valve (RV)
94
Pressure Test
95
Steering/Lift Circuit Gear Pump Flow Test
96
Power Steering Valve Test
98
Mow Circuit Gear Pump Flow Test
100
Mow Circuit Relief Pressure Test
102
Reel Motor Case Drain Flow Test
104
Adjustments
106
Adjust Manifold Relief Valves
106
Adjust Traction Control Assembly
107
Service and Repairs
108
General Precautions for Removing and Installing Hydraulic System Components
108
General Information 6
108
Flush Hydraulic System
109
Filtering Closed--Loop Traction Circuit
110
Special Tools 6
110
Hydraulic System Start--Up
111
Gear Pump
112
Gear Pump Service
114
Piston (Traction) Pump
118
Piston (Traction) Pump Service
122
Piston Pump Crush Ring Replacement
124
Front Wheel Motors
126
Rear Wheel Motor (Optional 3WD)
128
Wheel Motor Service
130
Cutting Reel Motors
132
Cutting Reel Motor Service
134
Mow Control Manifold
138
Mow Control Manifold Service
140
Control Manifold Cartridge Valve Service
143
Lift Cylinders
144
Lift Cylinder Service
146
Lift Control Manifold
148
Lift Control Manifold Service
150
Power Steering Valve
152
Power Steering Valve Service
154
Steering Cylinder
156
Steering Cylinder Service
158
Chapter 6 Electrical System
171
Electrical System Quick Checks 6
171
General Information
173
System Operation
173
Operator's Manual
173
CAN--Bus Communications
173
Electrical Drawings
173
Toro Electronic Controller (TEC)
173
Turf Guardian
174
Special Tools
176
Troubleshooting
178
Diagnostic Light
178
Diagnostic Display
182
Adjustments 6
187
Starting Problems
187
General Run & Transport Problems
189
Cutting Unit Operating Problems
190
TEC Logic Chart (Greensmaster 3300)
191
TEC Logic Chart (Greensmaster 3400)
192
Electrical System Quick Checks
193
Battery Test (Open Circuit)
193
Charging System Test
193
Glow Plug System
193
Adjustments
194
Parking Brake Switch
194
Neutral and Mow Switches
195
Component Testing
196
Ignition Switch (Serial Number below 312000000)
196
Ignition Switch (Serial Number above 312000000)
197
Service and Repairs 6
197
Engine Oil Pressure Indicator Light (Greensmaster 3300)
198
Indicator Lights (Greensmaster 3400)
199
Hour Meter
200
Fusible Links
204
Seat Switch
205
Neutral and Mow Switches
206
Parking Brake Switch
207
Chapter 7 - - Chassis
208
Joystick Raise and Lower Switches
208
Backlap Switch
209
Hydraulic Solenoid Valve Coils
210
Main Power, Charge Circuit (Greensmaster 3300), Glow (Greensmaster 3400) and Fan (Greensmaster 3400) Relays
212
Kill (Greensmaster 3300) and Start (Greensmaster 3400) Relays
213
Toro Electronic Controller (TEC)
214
CAN--Bus Termination Resistors
215
Turf Guardian TM Leak Detector Oil Level Sensor (if Equipped)
216
Turf Guardian TM Leak Detector Alarm (if Equipped)
217
Starter Solenoid (Greensmaster 3300)
218
Fuel Pump (Greensmaster 3400)
219
Specifications 7
219
Fuel Solenoid (Greensmaster 3400)
220
Temperature Sender (Greensmaster 3400)
221
Diode Assembly (Greensmaster 3400)
222
Service and Repairs
224
Verify Interlock System Operation
224
Battery Care
225
Battery Storage
225
Battery Service
226
Chapter 7 Chassis
231
General Information 7
231
Specifications
232
General Information
233
Operator's Manuals
233
Special Tools
234
Adjustments
235
Parking Brake Adjustment
235
Service and Repairs
236
Wheels
236
Brake Service
238
Brake Cables
240
Rear Wheel Spindle Assembly
242
Rear Steering Fork
244
Control Console
246
Tank Mount Plate Assembly
248
Cutting Unit Suspension Crossarm Assembly
250
Cutting Unit Suspension Assembly
252
Cutting Unit Suspension Service
254
Chassis
256
Frame Assembly
256
Chapter 8 Dpa Cutting Units
257
Specifications 8
257
Specifications
258
General Information
259
Cutting Unit Operator's Manual
259
Supporting Cutting Unit When Servicing
259
Special Tools
260
Factors that Can Affect Cutting Performance
262
Set up and Adjustments
266
Characteristics
266
Leveling Rear Roller
267
Service and Repairs
268
Backlapping
268
Bedbar Assembly
270
Bedbar Adjuster Service
272
Bedknife Replacement and Grinding
274
Reel Assembly Removal and Installation
276
Reel Assembly Installation
277
Reel Assembly Removal
277
Reel Assembly Service
280
Preparing Reel for Grinding
282
Reel Motor Adapter
283
Front Roller
284
Rear Roller
285
Roller Service
286
Chapter 9 Groomer
291
Specifications
292
General Information
293
Troubleshooting
294
Factors Affecting Grooming
294
Grooming Reel Mechanical Problems
295
Adjustments
296
Height/Depth of Groomer Adjustment
296
Service and Repairs
297
Groomer Belt Replacement
297
Groomer Cover
298
Grooming Reel
300
Grooming Reel
304
Grooming Reel Service
307
Grooming Reel Bearing Replacement
308
Idler Assembly
310
Drive)
312
Idler Assembly
312
Lift Arm Assembly
314
Groomer Brush
316
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Toro 4520 Operator's Manual (56 pages)
Traction Unit
Brand:
Toro
| Category:
Lawn Mower
| Size: 6.45 MB
Table of Contents
Table of Contents
3
Safety
4
General Safety
4
Safety and Instructional Decals
4
Setup
9
Installing the Roll Bar
10
Installing the Seat
10
Installing the Service and Clip Decals
10
Installing the Steering Wheel
11
Activating and Charging the Battery
12
Installing the Oil Cooler
13
Installing the Grass-Basket Hooks
14
Installing the Cutting Units
14
Adding Rear Weight
14
Installing the CE Guard Kit
15
Installing the CE Decals
15
Reducing the Tire Pressure
16
Burnishing the Brakes
16
Product Overview
16
Controls
16
Specifications
20
Attachments/Accessories
20
Before Operation
21
Before Operation Safety
21
Fuel Specification
21
Filling the Fuel Tank
22
Performing Daily Maintenance
22
During Operation
22
During Operation Safety
22
Breaking in the Machine
23
Starting the Engine
23
Checking the Machine after Starting the Engine
24
Shutting off the Engine
24
Checking the Safety-Interlock System
24
Driving the Machine Without Mowing
25
Mowing the Green
25
After Operation
27
After Operation Safety
27
Inspecting and Cleaning after Mowing
28
Hauling the Machine
28
Towing the Machine
29
Maintenance
30
Maintenance Safety
30
Recommended Maintenance Schedule(S)
31
Daily Maintenance Checklist
32
Engine Maintenance
33
Engine Safety
33
Servicing the Air Cleaner
33
Servicing the Engine Oil
33
Fuel System Maintenance
35
Draining Water from the Fuel Filter
35
Replacing the Fuel Filter/Water Separator
36
Inspecting the Fuel Lines and Connections
36
Electrical System Maintenance
37
Electrical System Safety
37
Servicing the Battery
37
Locating the Fuses
37
Drive System Maintenance
38
Checking the Tire Pressure
38
Checking the Torque of the Wheel Nuts
38
Adjusting the Transmission for Neutral
38
Adjusting the Transport Speed
38
Adjusting the Mowing Speed
39
Cooling System Maintenance
40
Cooling System Safety
40
Cleaning the Radiator Screen
40
Checking the Engine-Coolant Level
40
Brake Maintenance
41
Burnishing the Brakes
41
Adjusting the Brakes
41
Belt Maintenance
41
Adjusting the Alternator Belt
41
Hydraulic System Maintenance
42
Hydraulic System Safety
42
Servicing the Hydraulic Fluid
42
Checking the Hydraulic Lines and Hoses
44
Cutting Unit Maintenance
44
Blade Safety
44
Installing and Removing the Cutting Units
44
Checking the Reel-To-Bedknife Contact
47
Backlapping the Reels
47
Setting the Reel Speed
48
Reel Speed Table
49
Diagnostics System
49
Diagnosing the Service Indicator Light
49
Storage
50
Storage Safety
50
Preparing the Machine for Storage
50
Toro 4520 Operator's Manual (52 pages)
Traction Unit
Brand:
Toro
| Category:
Lawn Mower
| Size: 3.99 MB
Table of Contents
Introduction
2
Table of Contents
3
Safety
4
Safe Operating Practices
4
Maintenance and Storage
5
Toro Mower Safety
6
Sound Power Level
7
Sound Pressure Level
7
Vibration Level
7
Safety and Instructional Decals
8
Setup
13
Installing the Roll Bar
14
Installing the Seat
14
Installing the Steering Wheel
14
Activating and Charging the Battery
15
Optional Oil Cooler
16
Installing the Grass Basket Hooks
16
Installing the Cutting Units
17
Adding Rear Weight
18
Installing EU Decals
19
Product Overview
19
Controls
19
Throttle Control
20
Ignition Switch
20
Engine Oil Pressure Light
21
Hour Meter
21
Specifications
23
Attachments/Accessories
23
Operation
23
Think Safety First
23
Checking the Engine Oil
23
Filling the Fuel Tank
24
Checking the Cooling System
26
Checking the Hydraulic Fluid Level
26
Draining Water from the Fuel Filter
27
Checking the Tire Pressure
28
Checking the Torque of the Wheel Nuts
28
Checking the Reel-To-Bedknife Contact
28
Break-In Period
28
Starting and Stopping the Machine
28
Checking the Safety Interlock System
29
Installing and Removing the Cutting Units
30
Setting the Reel Speed
32
Preparing the Machine for Mowing
32
Training Period
32
Before Mowing
32
Mowing Procedures
33
Transport Operation
34
Inspection and Cleanup after Mowing
34
Towing the Machine
34
Maintenance
35
Recommended Maintenance Schedule(S)
35
Daily Maintenance Checklist
36
Engine Maintenance
37
Servicing the Air Cleaner
37
Changing the Engine Oil and Filter
37
Fuel System Maintenance
38
Fuel Filter/Water Separator
38
Fuel Lines and Connections
39
Electrical System Maintenance
39
Servicing the Battery
39
Storing the Battery
40
Fuses
40
Drive System Maintenance
41
Adjusting the Transmission for Neutral
41
Adjusting the Transport Speed
41
Adjusting the Mowing Speed
41
Cooling System Maintenance
42
Cleaning the Radiator Screen
42
Brake Maintenance
43
Adjusting the Brakes
43
Belt Maintenance
43
Adjusting the Alternator Belt
43
Hydraulic System Maintenance
44
Changing the Hydraulic Oil and Filter
44
Checking the Hydraulic Lines and Hoses
44
Cutting Unit Maintenance
45
Backlapping the Reels
45
Diagnostics System
46
Diagnosing the Service Indicator Light
46
Storage
47
Schematics
48
The Toro Total Coverage Guarantee
52
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Toro 4520 Operator's Manual (48 pages)
traction unit
Brand:
Toro
| Category:
Lawn Mower
| Size: 3.56 MB
Table of Contents
Introduction
2
Table of Contents
3
Safety
4
Safe Operating Practices
4
Toro Mower Safety
6
Sound Power Level
8
Sound Pressure Level
8
Hand-Arm Vibration Level
8
Whole Body Vibration Level
8
Safety and Instructional Decals
8
Setup
12
Installing the Roll Bar
13
Installing the Seat
13
Installing the Steering Wheel
13
Activating and Charging the Battery
14
Installing the Oil Cooler (Optional)
15
Installing the Grass Basket Hooks
15
Installing the Cutting Units
16
Adding Rear Weight
18
Installing EU Decals
18
Product Overview
18
Controls
18
Throttle Control
19
Ignition Switch
19
Engine Oil Pressure Light
20
Hour Meter
20
Fuel Shutoff Valve
21
Specifications
22
Attachments/Accessories
22
Operation
22
Think Safety First
22
Checking the Engine Oil
22
Filling the Fuel Tank
23
Using Biodiesel Fuel
24
Checking the Cooling System
25
Checking the Hydraulic Fluid Level
25
Draining Water from the Fuel Filter
27
Checking the Tire Pressure
27
Checking the Torque of the Wheel Nuts
27
Checking the Reel-To-Bedknife Contact
27
Break-In Period
28
Starting and Stopping the Machine
28
Checking the Safety Interlock System
28
Installing and Removing the Cutting Units
29
Setting the Reel Speed
31
Mowing with the Machine
32
Transporting the Machine
33
Cleaning and Inspecting the Machine
33
Towing the Machine
33
Maintenance
34
Recommended Maintenance Schedule(S)
34
Daily Maintenance Checklist
35
Engine Maintenance
36
Servicing the Air Cleaner
36
Changing the Engine Oil and Filter
36
Fuel System Maintenance
37
Servicing the Fuel Filter/Water Separator
37
Inspecting the Fuel Lines and Connections
38
Electrical System Maintenance
38
Servicing the Battery
38
Storing the Battery
39
Locating the Fuses
39
Drive System Maintenance
40
Adjusting the Transmission for Neutral
40
Adjusting the Transport Speed
40
Adjusting the Mowing Speed
40
Cooling System Maintenance
41
Cleaning the Radiator Screen
41
Brake Maintenance
42
Adjusting the Brakes
42
Belt Maintenance
42
Adjusting the Alternator Belt
42
Hydraulic System Maintenance
43
Changing the Hydraulic Oil and Filter
43
Checking the Hydraulic Lines and Hoses
43
Cutting Unit Maintenance
44
Backlapping the Reels
44
Diagnostics System
45
Diagnosing the Service Indicator Light
45
Storage
45
The Toro Total Coverage Guarantee
48
Toro 4520 Operator's Manual (48 pages)
traction unit
Brand:
Toro
| Category:
Lawn Mower
| Size: 3.07 MB
Table of Contents
Table of Contents
3
Safety
4
Safe Operating Practices
4
Toro Mower Safety
5
Sound Power Level
6
Sound Pressure Level
6
Hand-Arm Vibration Level
6
Whole Body Vibration Level
6
Safety and Instructional Decals
7
Setup
11
Installing the Roll Bar
12
Installing the Seat
12
Installing the Steering Wheel
12
Activating and Charging the Battery
13
Installing the Oil Cooler (Optional)
14
Installing the Grass-Basket Hooks
14
Installing the Cutting Units
15
Adding Rear Weight
15
Installing EU Decals
15
Reducing the Tire Pressure
15
Burnishing the Brakes
15
Product Overview
16
Controls
16
Hour Meter
17
Ignition Switch
17
Specifications
19
Attachments/Accessories
19
Operation
20
Think Safety First
20
Checking the Engine Oil
20
Filling the Fuel Tank
21
Using Biodiesel Fuel
22
Checking the Cooling System
23
Checking the Hydraulic-Fluid Level
23
Draining Water from the Fuel Filter
24
Checking the Reel-To-Bedknife Contact
25
Checking the Tire Pressure
25
Checking the Torque of the Wheel Nuts
25
Breaking in the Machine
25
Starting and Stopping the Engine
25
Checking the Safety Interlock System
26
Installing and Removing the Cutting Units
26
Setting the Reel Speed
29
Mowing
29
Inspecting and Cleaning after Mowing
30
Driving the Machine Without Mowing
30
Transporting the Machine
30
Towing the Machine
31
Maintenance
33
Recommended Maintenance Schedule(S)
33
Daily Maintenance Checklist
34
Engine Maintenance
35
Servicing the Air Cleaner
35
Changing the Engine Oil and Filter
35
Fuel System Maintenance
36
Replacing the Fuel Filter/Water Separator
36
Inspecting the Fuel Lines and Connections
37
Electrical System Maintenance
37
Servicing the Battery
37
Storing the Battery
38
Locating the Fuses
38
Jump-Starting the Machine
39
Drive System Maintenance
39
Adjusting the Transmission for Neutral
39
Adjusting the Transport Speed
40
Adjusting the Mowing Speed
41
Cooling System Maintenance
41
Cleaning the Radiator Screen
41
Brake Maintenance
42
Adjusting the Brakes
42
Belt Maintenance
42
Adjusting the Alternator Belt
42
Hydraulic System Maintenance
43
Changing the Hydraulic Fluid and Filter
43
Checking the Hydraulic Lines and Hoses
43
Cutting Unit Maintenance
44
Backlapping the Reels
44
Diagnostics System
45
Diagnosing the Service Indicator Light
45
Storage
45
Toro 4520 Operator's Manual (48 pages)
Traction Unit
Brand:
Toro
| Category:
Lawn Mower
| Size: 1.86 MB
Table of Contents
Table of Contents
3
Safety
4
General Safety
4
Safety and Instructional Decals
4
Setup
9
Installing the Roll Bar
10
Installing the Seat
10
Installing the Steering Wheel
10
Activating and Charging the Battery
11
Installing the Oil Cooler (Optional)
12
Installing the Grass-Basket Hooks
13
Installing the Cutting Units
13
Adding Rear Weight
13
Installing EU Decals
13
Installing the CE Guard Kit
14
Reducing the Tire Pressure
14
Burnishing the Brakes
14
Product Overview
14
Controls
14
Specifications
18
Attachments/Accessories
18
Operation
18
Before Operation Safety
18
Filling the Fuel Tank
19
Performing Daily Maintenance
20
During Operation Safety
20
Breaking in the Machine
21
Starting and Shutting off the Engine
21
Checking the Safety-Interlock System
22
Driving the Machine Without Mowing
22
Mowing
23
After Operation Safety
24
Inspecting and Cleaning after Mowing
24
Hauling the Machine
24
Towing the Machine
25
Maintenance
26
Recommended Maintenance Schedule(S)
26
Daily Maintenance Checklist
27
Pre-Maintenance Procedures
28
Pre-Maintenance Safety
28
Engine Maintenance
28
Engine Safety
28
Servicing the Air Cleaner
28
Servicing the Engine Oil
29
Fuel System Maintenance
31
Draining Water from the Fuel Filter
31
Replacing the Fuel Filter/Water Separator
31
Inspecting the Fuel Lines and Connections
32
Electrical System Maintenance
32
Electrical System Safety
32
Servicing the Battery
32
Locating the Fuses
33
Drive System Maintenance
33
Checking the Tire Pressure
33
Checking the Torque of the Wheel Nuts
33
Adjusting the Transmission for Neutral
33
Adjusting the Transport Speed
34
Adjusting the Mowing Speed
35
Cooling System Maintenance
35
Cooling System Safety
35
Cleaning the Radiator Screen
35
Checking the Engine-Coolant Level
36
Brake Maintenance
36
Adjusting the Brakes
36
Belt Maintenance
37
Adjusting the Alternator Belt
37
Hydraulic System Maintenance
37
Hydraulic System Safety
37
Servicing the Hydraulic Fluid
37
Checking the Hydraulic Lines and Hoses
39
Cutting Unit Maintenance
40
Cutting Unit Safety
40
Installing and Removing the Cutting Units
40
Checking the Reel-To-Bedknife Contact
42
Setting the Reel Speed
42
Backlapping the Reels
43
Diagnostics System
44
Diagnosing the Service Indicator Light
44
Storage
45
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