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Lawn-Boy Precision Z320H
Toro Lawn-Boy Precision Z320H User Manual
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T
imeCutter
®
Z
/
Precision
®
Z
Zero Radius
T
urn Riding Mower
Service Manual
Consumer Products
2
Table of Contents
Table of Contents
3
Safety Information
7
General Information
8
Think Safety First
8
Specifications
9
General Specifi Cations Toro Timecutter ® Z
10
General Specifi Cations - Lawn-Boy Precision Z
12
Hydrostatic Transaxles
14
Transaxle Specifi Cations
14
Hydrostatic Transaxles Cont
15
Torque Specifications
16
Standard Torque for Dry, Zinc Plated, and Steel Fasteners (Inch Series)
17
Standard Torque for Dry, Zinc, and Steel Fasteners (Metric Fasteners)
18
Chassis
19
Model and Serial Number Location
20
Engine Model and Serial Number Identification
20
Greasing and Lubrication
20
Front Castor Fork Removal and Installation
21
Removal
21
Installation
21
Castor Support Removal
21
Side Panel Removal
22
Left Side Panel Removal
22
Installation
22
Right Side Panel and Gas Tank Removal
23
Installation
24
Lift Arm Assembly
24
Removal
24
Belt Replacement
25
Removal
25
Belt Installation
26
Hydro-Gear Transaxle
27
Hydro-Gear (310-2200) EZT™ Transaxles
28
Internal Service
28
Fluid Change
28
Transaxle Removal
28
Removing Transaxles from the Hydro Mount Frame
30
Assembly
31
Wheel Hub Removal
31
Installation Wheel Hub
31
Transaxle Installation
32
Purging Procedures - Hydro-Gear Transaxles
34
Neutral Adjustment
35
Tracking Adjustments
37
Brake Adjustment
37
Actuator Arm Removal
38
HYDRO-GEAR TRANSAXLE Cont
38
Actuator Arm Installation
40
310-2200 EZT™ Troubleshooting Checklist
42
Electrical System
43
Relay (Kill Relay)
44
Purpose
44
Location
44
How It Works
44
Testing
44
Solenoid
45
Purpose
45
Location
45
How It Works
45
Testing
45
Ignition Switch
46
Purpose
46
Location
46
How It Works
46
Testing
46
PTO Switch
47
Purpose
47
Location
47
How It Works
47
Testing
47
Electric PTO Clutch
49
Purpose
49
Location
49
How It Works
49
Testing
49
Coil Resistance Measurement
49
Measuring Clutch Current Draw
49
Park Brake Switch
50
Purpose
50
Location
50
How It Works
50
Testing
51
Purpose
51
Location
51
How It Works
51
38"/42" Mower Decks
54
Leveling the Mower from Side-To-Side
54
Adjusting the Front-To-Rear Blade Slope
55
Inspecting the Belts
56
Replacing the Mower Belt
56
Removing the Mower
58
Installing the Mower
59
44"Mower Decks
60
Leveling the Mower from Side-To-Side
60
Adjusting the Front-To-Rear Blade Slope
60
Inspecting the Belts
62
Replacing the Mower Belt
62
Removing the Mower
63
Installing the Mower
64
48" Mower Decks
65
Leveling the Mower from Side-To-Side
65
Adjusting the Front-To-Rear Blade Slope
66
Removing the Mower
68
Mower Belt Maintenance
69
Installing the Mower
70
4
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Toro Lawn-Boy Precision Z320H Specifications
General
Brand
Toro
Model
Lawn-Boy Precision Z320H
Category
Lawn Mower
Language
English
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