READ SAFETY RULES AND INSTRUCTIONS CAREFULLY BEFORE OPERATION
Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-covered, brush-
covered or grass-covered land unless the engine's exhaust system is equipped with a spark arrester meeting applicable local or state laws (if any).
If a spark arrester is used, it should be maintained in effective working order by the operator. In the State of California the above is required by law
(Section 4442 of the California Public Resources Code). Other states may have similar laws. Federal laws apply on federal lands. A spark arrester
for the muffler is available through your nearest engine authorized service dealer or contact the service department, P.O. Box 361131 Cleveland,
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Safety • Assembly • Operation • Tips & Techniques • Maintenance • Troubleshooting • Parts Lists • Warranty OPERATOR’S MANUAL Gas Lawn Edger — Model Series 520 & 550 IMPORTANT READ SAFETY RULES AND INSTRUCTIONS CAREFULLY BEFORE OPERATION Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-covered, brush- covered or grass-covered land unless the engine’s exhaust system is equipped with a spark arrester meeting applicable local or state laws (if any).
This Operator’s Manual is an important part of your new gas lawn edger. It will help you assemble, prepare and maintain the unit for best performance. Please read and understand what it says. Table of Contents 1. Safety Labels ..........3 6.
WARNING: Engine Exhaust, some of its constituents, and certain vehicle compo- nents contain or emit chemicals known to State of California to cause cancer and birth defects or other reproductive harm. DANGER: This machine was built to be operated according to the rules for safe operation in this manual.
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9. To avoid personal injury or property damage use extreme 2. Before cleaning, repairing, or inspecting, make certain the blade and all moving parts have stopped. Disconnect the care in handling gasoline. Gasoline is extremely flammable spark plug wire and ground against the engine to prevent and the vapors are explosive.
Securing the Handle Upper Handle IMPORTANT: This unit is shipped WITHOUT GASOLINE. After setting up the unit, service engine with gasoline as instructed in the separate engine manual packed with your unit. Be sure to service engine with the oil enclosed with this unit as instructed in the separate engine manual.
Pull Rope / Recoil Starter Blade Control Blade Depth Control Lever (Transport Position Shown) Know Your Edger Curb Wheel Adjustment Lever Bevel Adjustment Lever (if so equipped) (if so equipped) WARNING: NOTE: Wheel and blade styles vary by model. Your model may differ slightly. Belt Guard Primer Be familiar with all...
Edging The operation of any edger can result in foreign objects being thrown into the To begin edging, proceed as follows: eyes, which can result in severe eye damage. Always wear safety glasses 1. Move the unit over to the area to be edged, making or eye shields.
Edging Along A Curb NOTE: Edger features vary by model. All edger models do NOT come equipped to edge along a curb nor is there a curb wheel kit available to modify your edger if it was not purchased equipped to do so. Making On models so equipped, the right, rear wheel of the Curb Height...
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Bevel Adjustment NOTES: NOTE: Edger features vary by model. All edger models do NOT come equipped with a bevel adjustment nor is there a bevel adjustment kit available to modify your edger if it was not purchased equipped to do so. Making The angle of the edger blade can be adjusted by placing the bevel adjustment in one of three positions for edging...
WARNING: Disconnect the spark plug Flange Lock Nut wire and ground against the engine before performing any adjustment, Engine repairs or maintenance. Flywheel Pulley Lubrication Maintaining Engine & Servicing Refer to the Engine Manual packed with your edger for a detailed description of all engine-related service specs.
Replacing the Drive Belt 5. Working from the front of the edger, place the belt onto the spindle sheaves, route it back onto the two idler IMPORTANT: To aid in reassembly, note the orientation pulleys, and then place it onto the engine flywheel of the drive belt on the two idler pulleys and the engine pulley.
Refer to the Engine Manual packed with your unit. www.mtdproducts.com Excessive Vibration Edger blade bent or damaged Replace edger blade. Blade spindle bent or damaged Contact an authorized MTD service dealer. Drivebelt Slips Belt worn or stretched Replace drive belt.
Model 520 Tri-Star Blade Part List: Spindle Assembly Model 550 & 520 PLEASE NOTE: Edger features and compo- nents vary by model. NOT all parts listed here and pictured on this page are standard equipment. For parts and/or accessories please V-BELTS are specially designed to engage and disen- call 1-330-220-4683, gage safely.
Model 520 Part List: Handle/Frame/ Wheel Assembly Model 550 & 520 PLEASE NOTE: Edger features and compo- nents vary by model. NOT all parts listed PART NUMBER DESCRIPTION PART NUMBER DESCRIPTION here and pictured on 710-0191 Screw 3/8-24 749-04184 Lower Handle this page are standard 710-0411 Screw 3/8-16...
MANUFACTURER’S LIMITED WARRANTY FOR The limited warranty set forth below is given by MTD LLC with respect to e. MTD does not extend any warranty for products sold or exported new merchandise purchased and used in the United States, its posses- outside of the United States, its possessions and territories, except sions and territories.
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