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Gravely 988075 User Manual

Gravely 988075
46 pages
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Section 1 - Introduction . . . . . . . . . . . . . . . . . . 1-3
1.1 The Manual. . . . . . . . . . . . . . . . . . . . . . . . . 1-3
1.2 Service And Replacement Parts. . . . . . . . . 1-3
1.3 Product Registration . . . . . . . . . . . . . . . . . . 1-3
1.4 Unauthorized Replacement Parts. . . . . . . . 1-3
1.5 Disclaimer. . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
1.6 Technical Service Communications . . . . . . 1-3
Section 2 - Safety. . . . . . . . . . . . . . . . . . . . . . . . 2-4
2.1 Safety Alerts . . . . . . . . . . . . . . . . . . . . . . . . 2-4
2.2 Signal Words. . . . . . . . . . . . . . . . . . . . . . . . 2-4
2.3 Notations. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
2.4 Practices And Laws . . . . . . . . . . . . . . . . . . 2-4
2.5 Required Operator Training . . . . . . . . . . . . 2-4
2.6 Preparation . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
2.7 Cleaning And Storage. . . . . . . . . . . . . . . . . 2-4
2.8 Safety Rules . . . . . . . . . . . . . . . . . . . . . . . . 2-4
2.9 Clean Unit. . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Section 3 - Specifications . . . . . . . . . . . . . . . . . 3-7
Section 4 - General Maintenance
& Adjustments . . . . . . . . . . . . . . . . . . . . . 4-12
4.1 Controls And Features . . . . . . . . . . . . . . . 4-12
4.2 Check Fuel Level . . . . . . . . . . . . . . . . . . . 4-12
4.3 General Lubrication . . . . . . . . . . . . . . . . . 4-14
4.4 Checking Fasteners . . . . . . . . . . . . . . . . . 4-14
4.5 Check Tires. . . . . . . . . . . . . . . . . . . . . . . . 4-14
4.6 The Steering Levers . . . . . . . . . . . . . . . . . 4-14
4.7 The Steering Lever Latches . . . . . . . . . . . 4-14
4.8 Adjusting The Levers . . . . . . . . . . . . . . . . 4-15
4.9 Adjusting The Shift Lever . . . . . . . . . . . . . 4-15
4.10 Adjusting The PTO Clutch . . . . . . . . . . . 4-16
4.11 Adjusting The Roller Chain . . . . . . . . . . . 4-17
Section 5 - Engine . . . . . . . . . . . . . . . . . . . . . . 5-18
5.1 Engine Troubleshooting . . . . . . . . . . . . . . 5-18
5.2 Checking Engine Oil . . . . . . . . . . . . . . . . . 5-19
5.3 Changing Oil Filter . . . . . . . . . . . . . . . . . . 5-19
5.4 Air Cleaner . . . . . . . . . . . . . . . . . . . . . . . . 5-19
5.5 Check Spark Plug. . . . . . . . . . . . . . . . . . . 5-19
5.6 Engine Removal . . . . . . . . . . . . . . . . . . . . 5-19
5.7 Engine Installation . . . . . . . . . . . . . . . . . . 5-19
Section 6 - Steering And Controls . . . . . . . . . .6-20
6.1 Steering Controls . . . . . . . . . . . . . . . . . . . 6-20
6.2 Operator Presence Control. . . . . . . . . . . . 6-20
Section 7 - Drive Train . . . . . . . . . . . . . . . . . . . 7-21
7.1 Troubleshooting . . . . . . . . . . . . . . . . . . . . 7-21
7.2 transmission . . . . . . . . . . . . . . . . . . . . . . . 7-21
7.3 Transmission Removal . . . . . . . . . . . . . . . 7-21
7.4 Replacing The Transmission Belt . . . . . . . 7-21
7.5 Traction Clutch . . . . . . . . . . . . . . . . . . . . . 7-22
7.6 Replacing The Traction Belts . . . . . . . . . . 7-23
7.7 Replacing The Pto Clutch Belt . . . . . . . . . 7-24
7.8 Electric Clutch. . . . . . . . . . . . . . . . . . . . . . 7-25
7.9 Wheel Removal. . . . . . . . . . . . . . . . . . . . . 7-25
Section 8 - Fuel System. . . . . . . . . . . . . . . . . . .8-26
8.1 Fuel System Troubleshooting . . . . . . . . . . 8-26
8.2 Fuel Pump. . . . . . . . . . . . . . . . . . . . . . . . . 8-26
8.3 Fuel System Contamination . . . . . . . . . . . 8-26
8.4 Fuel Tank . . . . . . . . . . . . . . . . . . . . . . . . . 8-26
Section 9 - Electrical . . . . . . . . . . . . . . . . . . . . .9-27
9.1 Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-27
9.2 Electrical Measurements. . . . . . . . . . . . . . 9-27
9.3 Battery. . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-28
9.4 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 9-30
9.5 Solenoid And Relays. . . . . . . . . . . . . . . . . 9-31
9.6 Lighting Circuits . . . . . . . . . . . . . . . . . . . . 9-32
9.7 Fuses . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-32
9.8 Diodes And Rectifiers . . . . . . . . . . . . . . . . 9-32
9.9 Electric Clutch. . . . . . . . . . . . . . . . . . . . . . 9-32
9.10 Checking The PTO Clutch . . . . . . . . . . . 9-32
9.11 Interlock Switch. . . . . . . . . . . . . . . . . . . . 9-33
9.12 Fuse Holder . . . . . . . . . . . . . . . . . . . . . . 9-33
9.13 Pro 200 Check-out . . . . . . . . . . . . . . . . . 9-33
9.14 Continuity Diagrams . . . . . . . . . . . . . . . . 9-37
9.15 Wiring Diagram . . . . . . . . . . . . . . . . . . . . 9-41
9.16 Electrical System . . . . . . . . . . . . . . . . . . 9-44
TABLE OF CONTENTS

Table of Contents

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Gravely 988075 Specifications

General IconGeneral
BrandGravely
Model988075
CategoryLawn Mower
LanguageEnglish

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