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Model List:
- MowMentum JS45 Walk-Behind Rotary Mower
- 1. Introduction
- 1.1. Thank You for Purchasing a John Deere Product
- 1.2. Using Your Operator Manual
- 1.3. Special Messages
- 2. Product Identification
- 2.1. Record Identification Numbers
- 2.2. Register Your Product and Warranty Online
- 3. Safety Labels
- 3.1. Understanding The Machine Safety Labels
- 3.2. WARNING
- 3.2.1. Avoid Serious Injury or Death
- 3.2.2. Amputation And Thrown Object Hazard
- 3.3. CAUTION
- 3.4. Emission Control System Certification Label
- 3.5. Emission Compliance Period
- 3.6. Certification
- 3.7. Operating Safely
- 3.8. Parking Safely
- 3.9. Using a Spark Arrestor
- 3.10. Checking Mowing Area
- 3.11. Rotating Blades are Dangerous Protect Children and Prevent Accidents
- 3.11.1. Protect Children
- 3.12. Operating Safely on Slopes
- 3.13. Wear Appropriate Clothing
- 3.14. Practice Safe Maintenance
- 3.15. Prevent Fires
- 3.16. Handling Fuel Safely
- 3.16.1. To avoid personal injury or property damage, use extreme care in handling fuel. Fuel is extremely…
- 3.17. Handling Waste Product and Chemicals
- 4. Assembly
- 4.1. Prepare Handle Assembly
- 4.2. Install Discharge Assembly
- 4.3. Check and Add Engine Oil
- 4.4. Insert Fuel Stabilizer Cartridge in Fresh Start
- 4.5. Fill Fuel Tank
- 4.6. Check Machine Safety System
- 5. Operating Controls
- 5.1. Operator Station Controls and Features
- 6. Operating
- 6.1. Daily Operating Checklist
- 6.2. Adjusting Cutting Height
- 6.3. Adjusting Handle Height
- 6.4. Locking Caster Wheel
- 6.5. Testing Safety Systems
- 6.6. Testing Operator Presence Control
- 6.7. Starting and Stopping Engine
- 6.7.1. Starting Engine
- 6.7.2. Stopping Engine
- 6.8. Operating the Mower
- 6.9. Emergency Stopping
- 6.10. Using Neutral Lock
- 6.11. Installing Side Discharge Deflector
- 6.12. Installing Grass Bag
- 6.12.1. Installing Grass Bag Adapter
- 6.12.2. Installing Grass Bag
- 6.13. Using the Mower for Mulching
- 7. Service Intervals
- 7.1. Servicing Your Machine
- 7.2. Before Each Use
- 7.3. Break In After First 5 Hours of Operation
- 7.4. Every 25 Hours or Once a Year
- 7.5. Every 50 Hours or Once a Year
- 7.6. Every 100 Hours or Once a Year
- 7.7. Once a Year
- 8. Service
- 8.1. Adjusting Carburetor
- 8.2. Avoid Fumes
- 8.3. Engine Oil
- 8.3.1. The following John Deere oils are preferred
- 8.3.2. The following John Deere oils are also recommended, based on their specified temperature range
- 8.3.3. Other oils may be used if above John Deere oils are not available, provided they meet the followi…
- 8.4. Checking Engine Oil
- 8.5. Changing Engine Oil
- 8.6. Servicing Air Cleaner Element
- 8.7. Cleaning and Gapping Spark Plug
- 8.8. Cleaning Debris from Engine
- 8.9. Removing and Installing Rear Cover
- 8.9.1. To Remove
- 8.9.2. To Install
- 8.10. Adjusting Ground Speed Control
- 8.10.1. To adjust drive cable
- 8.11. Replacing Drive Belt
- 8.11.1. Removing Drive Belt
- 8.11.2. Installing Drive Belt
- 8.12. Greasing Caster Wheel Spindles
- 8.13. Servicing Mower Blade
- 8.13.1. Removing Mower Blade
- 8.13.2. Installing Mower Blade
- 8.14. Sharpening Blades
- 8.15. Balancing Blades
- 8.16. Inserting Fuel Stabilizer Cartridge in Fresh Start
- 8.17. Using Proper Fuel
- 8.18. Filling Fuel Tank
- 9. Troubleshooting
- 9.1. Using Troubleshooting Chart
- 9.2. Troubleshooting Chart
- 10. Storage
- 10.1. Storing Safety
- 10.2. Preparing Machine for Storage
- 10.3. Preparing Fuel and Engine For Storage
- 10.3.1. Engine
- 10.4. Folding Handles
- 11. Specifications
- 11.1. Capacities
- 11.2. Machine Specifications
- 11.3. Recommended Lubricants
- 12. Warranty
- 12.1. Product Warranty
- 12.2. John Deere, Federal and California Emissions Control System Warranty Statement (Small OffRoad Ga…
- 13. Getting Quality Service
- 13.1. Service Literature
- 13.1.1. Order Service Parts Online
- 13.2. Part Numbers
- 13.3. John Deere Quality Continues with Quality Service
- 14. Table of Contents






