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English
Operator’s Manual
4-Cycle Trimmer /
Brushcutter
Model
YM26BC
IMPORTANT: Read safety rules and instructions carefully before operating equipment.
PRINTED IN U.S.A.
PART NO. 769-00576 (12/02)
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TABLE OF CONTENTS Content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Page Rules for Safe Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Know Your Trimmer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Assembly Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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SPARK ARRESTOR NOTE: For users on U.S. Forest Land and in the states of California, Maine, Oregon and Washington. All U.S. Forest Land and the state of California (Public Resources Codes 4442 and 4443), Oregon and Washington require, by law that certain internal combustion engines operated on forest brush and/or grass-covered areas be equipped with a spark arrestor, maintained in effective working order, or the engine be constructed, equipped and maintained for the prevention of fire. Check with
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• Children under the age of 15 must not use the unit; • Wear safety glasses or goggles that meet ANSI Z87.1 standards and are marked as such. Wear ear/hearing teens may operate the unit with adult guidance. protection when operating this unit. Wear a face or • Inspect the unit before use. Replace damaged parts. dust mask if the operation is dusty. Check for fuel leaks. Make sure all fasteners are in • Wear heavy long pants, boots, gloves and a long place and secure. Replace cutting attachment pa
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• To reduce fire hazard, replace a faulty muffler and • Do not sharpen the cutting blade. Sharpening the blade spark arrestor. Keep the engine and muffler free from can cause the blade tip to break off while in use. This can grass, leaves, excessive grease or carbon build up. result in severe personal injury. Replace the blade. • Do not use the cutting blade for edging or as an While Operating with the Cutting Blade edger, severe personal injury to yourself or others can occur. Use the cutting
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SECTION 1b:SAFETY & INTERNATIONAL SYMBOLS This operator's manual describes safety and international symbols and pictographs that may appear on this product. Read the operator's manual for complete safety, assembly, operating and maintenance and repair information. SYMBOL MEANING SYMBOL MEANING • SAFETY ALERT SYMBOL • ON/OFF STOP CONTROL Indicates danger, warning or caution. OFF or STOP May be used in conjunction with other symbols or pictographs. • THROWN OBJECTS AND •WARNING - READ ROTATING C
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SECTION 2: KNOW YOUR UNIT Spark Arrestor Applications Spark Plug As a trimmer: Muffler • Cutting grass and light weeds • Edging • Decorative trimming around trees, fences, etc. Muffler Guard As a brushcutter: • Cutting weeds and light bush of up to 1/2 inch in Fuel Cap diameter Starter Rope Grip Other optional accessories may be used with the YM26BC. Refer to Operating the EZ-Link System for a Shaft Grip list of add-ons. Throttle Lock-Out On/Off Stop Control Throttle Control Shoulder Strap Clip
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SECTION 3: ASSEMBLY INSTRUCTIONS On some units, the J-handle may be pre-installed. Go to Install the Harness step 5 if the J-handle is pre-installed. WARNING: Always use the shoulder harness when using the cutting blade to Install and Adjust the J-handle avoid serious personal injury. 1. Place the J-handle between the top and middle clamp pieces. See Figure 1. 1. Push the strap through the center of the buckle. 2. Pull the strap over the cross bar and down through (4) Screws J-Handle the slot i
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SECTION 3: ASSEMBLY INSTRUCTIONS 2. Hold the locking rod in place by grasping it next to Cutting the boom of the unit. See Figure 9. (3) Screws Attachment Shield 3. While holding the locking rod, remove the cutting attachment by turning it clockwise off of the output shaft. See Figure 10. Store the cutting attachment for future use. Gear Housing NOTE: The blade retainer under the cutting attachment will be used when installing the cutting blade. Shield Mount Figure 7 Install the cutting attachme
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SECTION 3: ASSEMBLY INSTRUCTIONS 5. Make sure that the cutting blade is centered on the Remove the Cutting Blade & Install the pilot step and sitting flat against the output shaft Cutting Attachment bushing. See Figure 12. WARNING: To avoid serious personal injury, always wear gloves while handling or WARNING: If the cutting blade is off- installing the blade. center, the unit will vibrate and the blade may fly off, causing possible serious Remove the Cutting Blade personal injury. 1. Align the
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SECTION 4: OIL AND FUEL INFORMATION DANGER: OVERFILLING OIL CRANKCASE 2. Place the unit on a flat level surface. MAY CAUSE SERIOUS PERSONAL INJURY. 3. Remove the oil plug / dipstick from the crankcase. Check and maintain the proper oil level in See Figure 17. the crank case; it is important and cannot be overemphasized. Check the oil before each use and change it as needed. See Changing the Oil. Recommended Oil Type Using the proper type and weight of oil in the crankcase O-Ring is extremely imp
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Unleaded Gasoline SECTION 4: OIL AND FUEL INFORMATION Recommended Fuel Type Fueling The Unit WARNING: Gasoline is extremely flammable Old fuel is the primary reason for improper unit and its vapors can explode if ignited. To avoid performance. Be sure to use fresh, clean, unleaded serious personal injury, always stop the engine gasoline. and allow it to cool before filling the fuel tank. NOTE: This is a four cycle engine. In order to avoid Do not smoke while filling the tank. Keep damage to the
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SECTION 5: STARTING/STOPPING INSTRUCTIONS WARNING: Avoid accidental starting. Make Starting Instructions sure you are in the starting position when Cold Start: The Day’s First Start or Engine Ran Out of Gas pulling the starter rope. See Figure 22. To avoid serious injury, the operator and unit WARNING: Operate this unit only in a well- must be in a stable position while starting. ventilated outdoor area. Carbon monoxide exhaust fumes can be lethal in a confined area. 1. Check oil level in crankc
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SECTION 6: OPERATING INSTRUCTIONS 2. While firmly holding the add-on, push it straight into Operating the EZ-Link™ System the EZ-Link™ coupler. See Figure 24. The EZ-Link™ system enables the use of these optional NOTE: Aligning the release button with the guide recess Add-Ons: will help installation. See Figure 23. Blower/Vacuum . . . . . . . . . . . . . . . . . . . . . . . . . . BV720r Cultivator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GC720r Release Button Edger . . . . .
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SECTION 6: OPERATING INSTRUCTIONS Each time the head is bumped, about 1 inch (25.4 mm) Holding the Trimmer of trimming line releases. A blade in the cutting WARNING: Always wear eye, hearing, foot attachment shield will cut the line to the proper length if and body protection to reduce the risk of any excess line is released. injury when operating this unit. For best results, tap the bump knob on bare ground or hard soil. If you attempt a line release in tall grass, the Before operating the unit
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SECTION 6: OPERATING INSTRUCTIONS WARNING: The blade continues to spin after Decorative Trimming the engine is turned off. The coasting blade Decorative trimming refers to the removal of vegetation can seriously cut you if accidentally touched. around trees, posts, fences and more. • Swing the unit in the opposite direction as the blade Rotate the whole unit so that the cutting attachment is at spins, which increases the cutting action. a 30° angle to the ground. See Figure 28. • After the retur
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SECTION 7: MAINTENANCE AND REPAIR INSTRUCTIONS Maintenance Schedule NOTE: Maintenance, replacement, or repair of the emission control devices and system may be performed by Perform these required maintenance procedures at the any non-road engine repair establishment, individual frequency stated in the table. These procedures should or authorized service dealer. also be a part of any seasonal tune-up. WARNING: To prevent serious injury, never NOTE: Some maintenance procedures may require perform
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SECTION 7: MAINTENANCE AND REPAIR INSTRUCTIONS For Use with Single For Use with SplitLine™ 9. Insert the end of the line into the open hole in the Line ONLY or Single Line inner reel and pull the line tight to make the loop as small as possible. See Figure 37. Slotted Holes 10. Before winding, split the line back about 6 inches. 11. Wind the line in tight even layers in the direction indicated on the inner reel. NOTE: Failure to wind the line in the direction indicated will cause the cutting att
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SECTION 7: MAINTENANCE AND REPAIR INSTRUCTIONS Installing a Prewound Reel Oil Fill Plug/Dipstick 1. Hold the outer spool with one hand and unscrew the bump knob clockwise. See Figure 31. Inspect the bolt O-Ring inside the bump knob to make sure it moves freely. Replace the bump knob if damaged. 2. Remove the old inner reel from the outer spool. See Full Figure 31. 3. Remove the spring from the old inner reel. See Figure 31. Add 1.4-1.5 Oz. (41-44 ml) 4. Place the spring in the new inner reel.
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SECTION 7: MAINTENANCE AND REPAIR INSTRUCTIONS 4. Wipe up any oil residue on the unit and clean up any Changing The Oil oil that may have spilled. Dispose of the oil For a new engine, change the oil after the first 10 hours of according to Federal, State and local regulations. operation. Change the oil while the engine is still warm. The 5. Refill the crankcase with 3.4 fluid ounce (100 ml) of oil will flow freely and carry away more impurities. SAE 30 SF, SG, SH oil. CAUTION: Wear gloves to pr
