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General| Model Number | 917.378910 |
|---|---|
| Category | Lawn Mower |
| Engine Type | Gasoline |
| Cutting Width | 21 inches |
| Cutting Height | 1.25 to 3.75 inches |
| Drive System | Self-Propelled |
| Type | Walk Behind |
| Speed Settings | Variable |
| Fuel Tank Capacity | 1.5 quarts |
| Warranty | 2-year limited warranty |
Details the terms and exclusions of the manufacturer's two-year limited warranty.
Lists key technical details and measurements of the lawn mower.
Emphasizes risks to children and recommends age limits for operation.
Covers fundamental rules for safe and effective mower operation.
Provides safety advice for mowing on inclines and slopes.
Outlines essential safety measures for handling gasoline.
Safety tips to follow when performing maintenance or service.
Instructions for safely unpacking the lawn mower from its shipping carton.
Steps to correctly unfold and secure the mower's handle assembly for use.
Guide on assembling the grass catcher and installing the starter rope.
Information on converting the mower for different functions like bagging or discharging.
Introduces the manual and safety rules for operating the lawn mower.
Explains the meaning of various symbols found on the mower and in the manual.
Identifies and describes the function of key mower controls like the operator presence control bar.
Explains engine speed settings and the safety function of the engine zone control.
Details how to engage and disengage the mower's self-propelling drive system.
Instructions for adjusting the mower's cutting height for different lawn conditions.
Steps to convert the mower for rear bagging or discharging.
Step-by-step instructions for checking and adding the correct engine oil.
Guidance on filling the fuel tank with the correct type of gasoline and safety precautions.
Procedures for safely stopping and starting the lawn mower's engine.
Tips for efficient mowing, adjusting height, speed, and handling grass clippings.
Recommendations for best results when using the mulching function.
Provides a visual guide for lubrication points and recommended intervals.
Procedures for removing, replacing, and installing the mower blade.
Guidelines for sharpening the blade and checking its balance.
Detailed steps for draining and refilling the engine oil.
Instructions on cleaning or replacing the engine's air filter for optimal performance.
Guidance on inspecting the muffler for corrosion and potential hazards.
When to replace the spark plug and where to find specifications.
Instructions for cleaning the mower housing, engine, and finished surfaces.
Instructions for adjusting the mower's cutting height.
Procedures for removing and replacing the mower's drive belt.
How to adjust the handle to multiple height positions for operator comfort.
Details on factory-set engine speed and non-adjustable carburetor.
Steps for cleaning and preparing the mower for long-term storage.
Instructions for folding the handle for compact storage or transportation.
Guidance on managing fuel in the system for storage, including stabilizer use.
Procedures for changing engine oil and adding oil to the cylinder for storage.
Lists common causes and corrections for engine starting problems.
Addresses causes and solutions for loss of power and uneven cutting.
Troubleshooting steps for excessive vibration and starter rope difficulties.
Solutions for grass catcher filling issues and difficulty pushing the mower.
Troubleshooting for loss of drive or slowing of drive speed.
