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74203
Toro 74203 Manuals
Manuals and User Guides for Toro 74203. We have
3
Toro 74203 manuals available for free PDF download: Service Manual, Operator's Manual
Toro 74203 Service Manual (113 pages)
mid-mount z
Brand:
Toro
| Category:
Lawn Mower
| Size: 16.39 MB
Table of Contents
About this Manual
5
Table of Contents
6
Specifications
12
Engine
12
Z100 Series
12
Z250 Series
12
Z280 Series
12
Unit Dimensions
13
Z100 Series
13
Z250 Series
13
Z280 Series
13
Hydraulic System
14
Torque Specifications
14
Hydraulic Hoses & Fittings
14
Chassis
14
Maintenance
16
Recommended Maintenance Schedule
16
Checking the Oil Level
17
Changing Oil and Filter
17
Servicing the Air Cleaner
18
Removing the Filters
18
Installing the Filters
19
Servicing Models Equipped with the Heavy-Duty Air Cleaner
19
Using the Filter Minder
19
Removing the Air Cleaner
20
Cleaning the Primary Filter
20
Installing the Filters
20
Servicing the Air Cleaner Liquid-Cooled Models
20
Removing the Paper Element
20
Cleaning the Paper Elements
21
Installing the Paper Elements
21
Cleaning the Engine Fins
21
Servicing the Cooling System
22
Checking the Radiator Coolant
22
Cleaning the Cooling System
22
Changing the Engine Coolant
23
Inspecting the Cooling System
24
Servicing the Fuel Filter
24
Replacing the Fuel Filter
24
Servicing the Spark Plug
25
Removing the Spark Plug(S)
25
Checking the Spark Plug
25
Installing the Spark Plug(S)
25
Check Valve Clearance
25
Greasing and Lubrication
26
How to Grease
26
Greasing the Front Castor Pivots
26
Where to Add Grease
26
Where to Add Light Oil or Spray Lubrication
26
Greasing the Bearings
26
Engine
28
External Alternator Remove & Replace
28
Engine Remove & Replace Air-Cooled
29
Engine Remove & Replace Liquid-Cooled
30
Radiator Remove & Replace Liquid-Cooled Mowers
35
Models Equipped with Electronic Fuel Injection (EFI)
38
Hydraulic Systems
40
Hydraulic System, Typical
40
Description
41
General Hydraulic Assembly Guidelines
41
Replacing the Pump Drive Belt
41
Pump Removal
42
Adjusting the Hydraulic Pump Neutral
42
Wheel Motor R & R
44
Chassis
46
Motion Control Linkage - Remove and Replace
46
Adjusting the Handle Neutral
47
Replacing the Parking Brake and Linkage
49
Adjusting the Parking Brake
53
Description - Fuel System
54
Fuel Tank - Remove and Replace
55
Replace Front Wheel Bearings
57
Front Caster Bearings - Remove & Replace
59
Mower Decks
62
Replacing the PTO Drive Belt
62
Mower Deck Removal
64
Spindle Repair
65
Assembly
67
Deck Mounting, Typical
70
Leveling the Mower
71
Checking for Bent Blades
72
Adjusting the Compression Spring
73
Spindle Assemblies, Typical
74
Electrical Systems
76
Alternator, Kohler
95
Purpose
95
How It Works
95
Testing
95
Regulator/Rectifior
96
Purpose
96
How It Works
96
Testing
96
Clutch,Electric
97
Purpose
97
How It Works
97
Testing
97
Electric PTO Clutch Removal
98
Solenoid
99
Purpose
99
How It Works
99
Testing
99
Starter Electric
100
Purpose
100
How It Works
100
Testing
100
Switch Pto/Clutch
101
Purpose
101
How It Works
101
Testing
101
Brake Switch
102
Purpose
102
How It Works
102
Testing
102
Interlock Module
103
Purpose
103
How It Works
103
Testing
103
Hourmeter
104
Purpose
104
How It Works
104
Testing
104
Motion Control Switch
105
Purpose
105
How It Works
105
Testing
105
Key Switch
106
Purpose
106
How It Works
106
Testing
106
Seat Switch
107
Purpose
107
How It Works
107
Testing
107
Mercury Switch
108
Amp Fuse
109
Wiring Harness, Typical
110
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Toro 74203 Operator's Manual (64 pages)
with 62” SFS Side Discharge Mower
Brand:
Toro
| Category:
Lawn Mower
| Size: 1.44 MB
Table of Contents
Table of Contents
3
Safety
5
Safe Operating Practices
5
Slope Chart
9
Safety and Instruction Decals
11
Gasoline and Oil
15
Recommended Gasoline
15
Stabilizer/Conditioner
16
Filling the Fuel Tank
16
Check Engine Oil Level
16
Assembly
17
Loose Parts
17
Install Drive Wheels
18
Tire Pressure
18
Install Seat Retaining Rod
18
Install Motion Control Levers
19
Check Side Discharge Chute
19
Check the Leveling of Mower Deck
19
Activate the Battery
20
Install Battery
21
Hydraulic System
22
Operation
23
Think Safety First
23
Controls
23
Parking Brake
23
Starting and Stopping the Engine
24
Operating the Power Take off (PTO)
25
The Safety Interlock System
26
Driving Forward or Backward
27
Stopping the Machine
27
Instruments
28
Fuel Tanks
28
Adjusting Height-Of-Cut
29
Adjusting Anti-Scalp Rollers
29
Positioning the Seat
30
Pushing the Machine by Hand
30
Tips for Mowing Grass
31
Maintenance
32
Service Interval Chart
32
Cutting Blades
33
Air Cleaner
36
Engine Oil
38
Spark Plug
40
Greasing and Lubrication
41
Cleaning the Cooling Systems
42
Tire Pressure
42
Fuel Filter
42
Fuel Tank
43
Hydraulic System
44
Adjusting Motion Controls
47
Replacing the Pump Drive Belt
49
Adjustment Parking Brake
49
Fuse
50
Battery
51
Mower Leveling
52
Greasing the Bearings
53
Belt Inspection
53
Replacing the Deck Belt
54
Replacing the PTO Drive Belt
54
Replacing the Grass Deflector
56
Wiring Diagram
57
Cleaning and Storage
58
Troubleshooting
59
Warranty
64
Toro 74203 Operator's Manual (64 pages)
250 Series with 62” SFS Side Discharge Mower
Brand:
Toro
| Category:
Riding mower
| Size: 1.49 MB
Table of Contents
Table of Contents
3
Safety
4
Safe Operating Practices
4
Slope Chart
8
Safety and Instruction Decals
10
Gasoline and Oil
14
Recommended Gasoline
14
Stabilizer/Conditioner
15
Filling the Fuel Tank
15
Check Engine Oil Level
15
Assembly
16
Loose Parts
16
Install Drive Wheels
17
Tire Pressure
17
Install Seat Retaining Rod
17
Install Motion Control Levers
18
Activate the Battery
19
Install Battery
20
Hydraulic System
21
Operation
22
Think Safety First
22
Controls
22
Parking Brake
22
Starting and Stopping the Engine
23
Operating the Power Take off (PTO)
24
The Safety Interlock System
25
Driving Forward or Backward
26
Stopping the Machine
26
Instruments
27
Fuel Tanks
27
Adjusting Height-Of-Cut
28
Adjusting Anti-Scalp Rollers
28
Positioning the Seat
30
Pushing the Machine by Hand
30
Tips for Mowing Grass
31
Maintenance
32
Service Interval Chart
32
Cutting Blades
33
Air Cleaner
37
Engine Oil
38
Spark Plug
40
Greasing and Lubrication
41
Cleaning the Cooling Systems
42
Tire Pressure
42
Fuel Filter
43
Fuel Tank
43
Hydraulic System
44
Adjusting Motion Controls
47
Replacing the Pump Drive Belt
49
Adjustment Parking Brake
49
Fuse
50
Battery
51
Greasing the Bearings
53
Replacing the Deck Belt
53
Replacing the PTO Drive Belt
54
Replacing the Grass Deflector
56
Wiring Diagram
57
Cleaning and Storage
58
Troubleshooting
59
Warranty
64
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