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Operator’s Manual
®
4-Cycle
WEEDWACKER GAS TRIMMER
Model No. 316.791910
with
� SAFETY
� ASSEMBLY
� OPERATION
� MAINTENANCE
� PARTS LIST
� ESPAÑOL, P. E1
CAUTION: Before using
this product, read this
manual and follow all
safety rules and operating
instructions.
Sears, Roebuck and Co., Hoffman Estates, IL 60179, U.S.A.
Visit our website: www.sears.com/craftsman
769-03535A
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RULES FOR SAFE OPERATION TABLE OF CONTENTS The purpose of safety symbols is to attract your attention to possible Rules for Safe Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 dangers. The safety symbols, and their explanations, deserve your Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 careful attention and understanding. The safety warnings do not by Know Your Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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RULES FOR SAFE OPERATION this unit. Wear a face or dust mask if the operation is dusty. � If you strike or become entangled with a foreign object, stop the engine immediately and check for damage. Do not operate before repairing � Wear heavy long pants, boots, gloves and a long sleeve shirt. Do damage. Do not operate the unit with loose or damaged parts. not wear loose clothing, jewelry, short pants, sandals or go barefoot. Secure hair above shoulder level. � Stop the unit, switch the engine to
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WARRANTY STATEMENT CRAFTSMAN FULL WARRANTY If this Craftsman product fails due to a defect in material or workmanship within two years from the date of purchase, return it to any Sears store, Parts and Repair Service Center, or other Craftsman outlet in the United States for free repair (or replacement if repair proves impossible). This warranty applies for only 90 days if this product is ever used for commercial or rental purposes. This warranty covers ONLY defects in materal and workmanship.
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ASSEMBLY INSTRUCTIONS ADJUSTING THE D-HANDLE 1. Locate the wing nut on the D-Handle. Loosen the wing nut enough to loosen the D-Handle (Fig. 1). NOTE: Do not remove wing nut, washer, or bolt. 2. Rotate the D-Handle to the upright position on the front side of the shaft housing (Fig. 1). NOTE: The D-handle should slant towards the powerhead of the unit. 3. Hold the unit in the operating position (Fig. 2). If necessary, reposition the D-handle to the location that provides the best grip. 4. Tight
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OIL AND FUEL INFORMATION fuel. WARNING: OVERFILLING OIL CRANKCASE MAY CAUSE SERIOUS PERSONAL INJURY. Check and Using Blended Fuels maintain the proper oil level in the crank case; it is If you choose to use a blended fuel, or its use is unavoidable, important and cannot be overemphasized. Check the oil follow recommended precautions: before each use and change it as needed. See � Always use fresh unleaded gasoline Changing the Oil. � Use a gas stabilizer fuel additive RECOMMENDED OIL TYPE � Dra
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STARTING AND STOPPING INSTRUCTIONS WARNING: Operate this unit only in a well-ventilated Primer Bulb outdoor area. Carbon monoxide exhaust fumes can be Choke Lever lethal in a confined area. WARNING: Avoid accidental starting. Make sure you are in the starting position when pulling the starter rope (Fig. 8). To avoid serious injury, the operator and unit must be in a stable position while starting. STARTING INSTRUCTIONS 1. Check the oil level in the crankcase. Refer to Checking the Oil Level. 2.
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OPERATING INSTRUCTIONS � Slowly move the trimmer into and out of the cutting area at the WARNING: Always wear eye, hearing, foot and body desired height. Move either in a forward-backward or side-to- protection to reduce the risk of injury when operating side motion. Cutting shorter lengths produces the best results. this unit. � Trim only when grass and weeds are dry. � The life of your cutting line is dependent upon: - Proper adherence of explained trimming techniques HOLDING THE TRIMMER - Wha
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MAINTENANCE AND REPAIR INSTRUCTIONS LINE INSTALLATION FOR THE RAPID REWIND™ CUTTING HEAD WARNING: Never use metal-reinforced line, wire, chain or rope. These can break off and become dangerous Always use Craftsman XTRA QUIET™ 0.095 inch (2.413 mm) original equipment manufacturer replacement line. Lines other than the specified may make the engine overheat or fail. There are two methods to replace the Rapid Rewind™ trimming line: � Wind the inner reel with new line Line Locking Hole � Install a p
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MAINTENANCE AND REPAIR INSTRUCTIONS CLEANING THE RAPID REWIND™ HEAD 3. Pull the inner reel with existing line from the outer spool. NOTE: Also perform these steps when replacing inner reel with a 4. If rewinding with new line, remove any existing line from the inner reel new prewound reel. before cleaning. Remove any debris or grass from the knob, spring, inner reel and foam seal. Wash the inner reel with warm soapy water (Fig. 20). Cleaning the Rapid Rewind™ may be necessary if: � A jammed or e
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MAINTENANCE AND REPAIR INSTRUCTIONS CHECKING THE OIL LEVEL The importance of checking and maintaining the proper oil level in the crankcase cannot be overemphasized. Check oil before each use: 1. Stop the engine and allow oil to drain into the crankcase. Fill Level 2. Place the engine on an elevated, level surface with the cutting head shield hanging off the surface to get an accurate oil level Fig. 26 Fig. 22 6. Replace the oil fill plug. reading (Fig. 22). 7. Reconnect the spark plug boot. 3.
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MAINTENANCE AND REPAIR INSTRUCTIONS Tabs will not idle, adjust the idle speed screw as follows: Back Plate 1. Start the engine and let it run at a high idle for a minute to warm up. Refer to Starting/Stopping Instructions. 2. Release the throttle trigger and let the engine idle. If the engine Air stops, insert a small phillips screwdriver in between the Air Filter Filter Cover and the Engine Cover (Fig. 33). Turn the idle speed screw in, clockwise, 1/8 of a turn at a time (as needed) until the e
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MAINTENANCE AND REPAIR INSTRUCTIONS 3. Clean dirt from around the spark plug. Remove the spark plug Rocker Arms Adjusting Nuts INTAKE from the cylinder head by turning a 5/8 in. socket counterclockwise. 4. Replace cracked, fouled or dirty spark plug. Set the air gap at 0.025 in. (0.635 mm.) using a feeler gauge (Fig. 38). 5. Install a correctly-gapped spark plug in the cylinder head. Turn EXHAUST the 5/8 in. socket clockwise until snug. Muffler If using a torque wrench, Spark Arrestor torque t
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TROUBLESHOOTING ENGINE WILL NOT START CAUSE ACTION Empty fuel tank Fill fuel tank with fuel Primer bulb wasn't pressed enough Press primer bulb fully and slowly 10 times Old fuel Drain gas tank and add fresh fuel Fouled spark plug Replace or clean the spark plug Plugged spark arrestor Clean or replace spark arrestor ENGINE WILL NOT IDLE CAUSE ACTION Air filter is plugged Replace or clean the air filter Old fuel Drain gas tank and add fresh fuel Improper idle speed Adjust idle speed ENGINE WILL
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SPECIFICATIONS ENGINE* Engine Type........................................................................................................................................................................... Air-Cooled, 4-Cycle Displacement........................................................................................................................................................................... 1.77 cu. in. (29 cc) Operating RPM........................................................
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� The use of add-on or modified parts can be grounds for disallowing a warranty claim. The manufacturer is not liable to cover failures of warranted parts caused by the use of add-on or modified parts. � In order to file a claim, go to your nearest Authorized Sears Service Center. Warranty services or repairs will be provided at all Authorized Sears Service Centers. � Any manufacturer approved replacement part may be used in the performance of any warranty maintenance or repair of emission relat
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NOTES 17
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NOTES 18
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Manual del Operador ® 4 Ciclos WEEDWACKER RECORTADOR A GASOLINA Model No. 316.791910 con � SEGURIDAD � MONTAJE � OPERACIÓN � MANTENIMIENTO � LISTA DE PARTES PRECAUCION: Lea el manual del operador y siga todas las advertencias e instrucciones de seguridad. Sears, Roebuck and Co., Hoffman Estates, IL 60179, U.S.A. Visite nuestro sitio web: www.sears.com/craftsman 769-03535A
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NORMAS PARA UNA OPERACION SEGURA INDICE DE CONTENIDOS Los símbolos de seguridad se utilizan para llamar su atención Normas para una operación segura . . . . . . . . . . . . . . . . . . . . . . E2 sobre posibles peligros. Los símbolos de seguridad y sus Garantía . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E4 explicaciones merecen toda su atención y comprensión. Los Conozca su unidad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E
