Gravely 990100 Manuals

Manuals and User Guides for Gravely 990100. We have 1 Gravely 990100 manual available for free PDF download: Service Manual

Gravely 990100 Service Manual (79 pages)

Brand: Gravely | Category: Lawn and Garden Equipment | Size: 7.35 MB

Table of Contents
2
Section 1 - Introduction
3
The Manual
3
Orientation
3
Model and Serial Numbers
3
Product Registration
3
Unauthorized Replacement Parts
3
Delivery
3
Disclaimer
3
Service Position
4
Moving Unit Manually
4
Rear Weights
4
Section 2 - Safety
5
Safety Alert System
5
Signal Words
5
Notations
5
Safety Decals and Locations
5
Practices and Laws
5
Required Operator Training
5
Emission Control System Certification Label
5
Safety Rules
7
Section 3 - Specifications
10
Section 4 - Controls and Features
11
Section 5 - Maintenance
12
Maintenance Schedule
12
Lubricating Unit
14
Checking Engine Oil
14
Checking Mower Gearbox Oil
14
Servicing the Battery
14
Section 6 - Adjustments
16
Adjusting Unit to Track Straight
16
Steering Control Neutral Adjustment
16
Steering Lever Height Adjustment
17
Parking Brake Adjustment
17
Parking Brake Interlock Adjustment
18
Section 7 - Engine
19
Engine Troubleshooting
19
Changing Engine Oil
22
Changing Oil Filter
23
Engine Cooling
23
Air Cleaner
23
Muffler/Spark Arrestor
23
Spark Plugs
23
Remove Engine
23
Install Engine
24
Section 8 - Attachments
26
Attachment Installation and Removal
26
Raising Attachment into Service Position
28
PTO Belt Replacement
30
Mower Attachment
31
Replacing Mower Blades
31
Sharpening Mower Blade
32
Anti-Scalp Roller Adjustment
32
Mower Belt Replacement
32
Adjust Mower Deck Level and Pitch
33
Adjust Blade Height
34
Section 9 - Lift System
36
Principles of Operation
36
Replace Lift Cylinder
36
Replace Lift Arm
38
Replace Pivot Shaft
38
Replace Limit Switch
38
Section 10 - Weight Transfer System
39
Principles of Operation
39
Replace Weight Transfer Cylinder
39
Replace Weight Transfer Bar
40
Replace Lift Arm
41
Replace Pivot Shaft
41
Replace Weight Transfer Sensor
41
Section 11 - Hydraulic System
42
Basic Hydraulics
42
Hydraulic Fluid Recommendations
42
Checking Hydraulic Oil Level
42
Changing Hydraulic Oil and Filter
42
Purging Procedure
43
Pump Replacement
43
Valve Block Replacement
43
Section 12 - Transmission
46
Principles of Operation
46
Transmission Troubleshooting Guide
46
Transmission Belt Replacement
49
Hydrostatic Pump Replacement
50
Section 13 - Fuel System
51
Fuel System Troubleshooting
51
Fuel Recommendations
53
Fuel Pump
53
Fuel System Contamination
53
Fuel Tank
53
Filling the Fuel Tank
53
Fuel Tank Replacement
54
Section 14 - Electrical System
55
Electrical System Repairs
55
Tools
55
Electrical Measurements
55
Switches
56
Solenoids and Relays
57
Lighting Circuits
58
Fuses
58
Diodes and Rectifiers
58
Electric Clutch
59
Engine Electrical Components
59
Safety Interlock System Electrical Tests
59
Wiring and Circuit Diagrams
63
Accessories
76
Service Parts
76
Index
77

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Gravely 990100 Service Manual (79 pages)

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