Summary of the content on the page No. 1
Operator’s Manual
LT31S
2-Cycle Petrol
Trimmer
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
P/N 769-01661 (2/05)
Summary of the content on the page No. 2
INTRODUCTION THANK YOU TABLE OF CONTENTS Thank you for buying this quality product. This modern outdoor power tool will provide many hours of useful Service Information . . . . . . . . . . . . . . . . . . . . . . . . .2 service. You will find it to be a great labor-saving device. This operator’s manual provides you with easy-to- Rules for Safe Operation . . . . . . . . . . . . . . . . . . . . .3 understand operating instructions. Read the whole manual and follow all the instructions to keep your
Summary of the content on the page No. 3
RULES FOR SAFE OPERATION The purpose of safety symbols is to attract your SYMBOL MEANING attention to possible dangers. The safety symbols, and their explanations, deserve your careful attention and understanding. The safety warnings do not by Failure to obey a DANGER: themselves eliminate any danger. The instructions or safety warning will warnings they give are not substitutes for proper result in serious injury to yourself or to accident prevention measures. others. Always follow the safety p
Summary of the content on the page No. 4
RULES FOR SAFE OPERATION • Add fuel in a clean, well-ventilated outdoor area where • Do not touch the engine, gear housing or muffler. there are no sparks or flames. Remove the fuel cap These parts get extremely hot from operation, even slowly, and only after the engine stops. Do not smoke after the unit is turned off. while fueling or mixing fuel. Wipe up any spilled fuel • Do not operate the engine faster than the speed from the unit immediately. needed to cut, trim or edge. Do not run the en
Summary of the content on the page No. 5
RULES FOR SAFE OPERATION SAFETY AND 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 • THROWN OBJECTS AND • SAFETY ALERT SYMBOL ROTATING CUTTER CAN CAUSE Indicates danger, warning, or SEVERE INJURY caution. May be used in conjunction with other symbols or pictographs. WARN
Summary of the content on the page No. 6
KNOW YOUR UNIT KNOW YOUR UNIT APPLICATIONS Fuel Cap As a trimmer: Starter • Cutting grass and light weeds Rope Grip • Edging • Decorative trimming around trees, fences, etc. Shaft Grip D-Handle On/Off Stop Throttle Control Control Blue Choke Lever Shaft Tube Primer Bulb Cutting Attachment Muffler Shield Air Filter/Muffler Cover Line Cutting Blade Cutting Attachment 6
Summary of the content on the page No. 7
ASSEMBLY INSTRUCTIONS INSTALL AND ADJUST THE D-HANDLE INSTALL THE CUTTING ATTACHMENT SHIELD 1. Push the D-handle down onto the shaft housing so Use the following instructions if the cutting attachment that the handle slants towards the shaft grip (Fig. 1). shield on your unit is not installed. The squared bolt hole in the handle is to the right. 2. Insert the shoulder bolt into the squared hole in the To prevent serious handle and push through. On the left side of the WARNING: personal injury, h
Summary of the content on the page No. 8
OIL AND PETROL INFORMATION Thoroughly mix the proper ratio of 2-cycle engine oil OIL AND PETROL MIXING INSTRUCTIONS with unleaded petrol in a separate fuel can. Use a 40:1 Old and/or improperly mixed fuel are the main reasons petrol/oil ratio. Do not mix them directly in the engine for the unit not running properly. Be sure to use fresh, fuel tank. See the table below for specific petrol and oil clean unleaded petrol. Follow the instructions carefully mixing ratios. for the proper petrol/oil mix
Summary of the content on the page No. 9
STARTING/STOPPING INSTRUCTIONS Operate this unit only in a Stop/Off (O) WARNING: well- ventilated outdoor area. Carbon monoxide exhaust fumes can be lethal in a confined area. Avoid accidental starting. WARNING: 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 Start/On (I) in a stable position while starting. Fig. 6 STARTING INSTRUCTIONS 1. Mix petrol with oil. Fill fuel tank with fuel/oil mixture. See Oil a
Summary of the content on the page No. 10
OPERATING INSTRUCTIONS HOLDING THE TRIMMER NOTE: Do not rest the Bump Head™ on the ground while the unit is running. Always wear eye, WARNING: hearing, foot and Do not remove or alter CAUTION: the line cutting blade body protection to reduce the risk of injury assembly. Excessive line length will make the when operating this unit. unit overheat. This may lead to serious Before operating the unit, stand in the operating position personal injury or damage to the unit. (Fig. 9). Check for the follo
Summary of the content on the page No. 11
MAINTENANCE AND REPAIR INSTRUCTIONS MAINTENANCE SCHEDULE NOTE: Maintenance, replacement, or repair of the emission control devices and system may be Perform these required maintenance procedures at the performed by any non-road engine repair frequency stated in the table. These procedures should establishment, individual or authorized service also be a part of any seasonal tune-up. dealer. NOTE: Some maintenance procedures may require In order to assure peak performance of your engine, special t
Summary of the content on the page No. 12
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 (Fig. 18). 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 attachment to opera
Summary of the content on the page No. 13
MAINTENANCE AND REPAIR INSTRUCTIONS Cleaning the Air Filter INSTALLING A PREWOUND REEL Clean and re-oil the air filter every 10 hours of operation. 1. Hold the outer spool with one hand and unscrew the It is an important item to maintain. Failure to maintain bump knob counterclockwise (Fig. 12). Inspect the bolt your air filter properly can result in poor performance or inside the bump knob to make sure it moves freely. can cause permanent damage to your engine. Replace the bump knob if damaged.
Summary of the content on the page No. 14
MAINTENANCE AND REPAIR INSTRUCTIONS SPARK ARRESTOR MAINTENANCE If the exhaust WARNING: deflector assembly is NOTE: The exhaust can only flow in one direction: AWAY not tightened securely, it could fall off causing from the engine. Pay close attention when damage to the unit and possible serious disassembling the muffler so you can put it back personal injury. together correctly. Failure to do so will damage the unit and may cause serious personal injury. 1. Remove air filter/muffler cover. Refer
Summary of the content on the page No. 15
MAINTENANCE AND REPAIR INSTRUCTIONS Clean Air Filter Checking the fuel mixture, cleaning the air filter, and adjusting the idle speed should solve most engine The condition of the air filter is important to the operation problems. If not and all of the following are true: of the unit. A dirty air filter will restrict air flow and • the engine will not idle change the air/fuel mixture. This is often mistaken for an out of adjustment carburetor. Check the condition of the • the engine hesitates or
Summary of the content on the page No. 16
MAINTENANCE AND REPAIR INSTRUCTIONS 2. Start the engine and allow it to run until it stalls. This CLEANING ensures that all fuel has been drained from the To avoid serious carburetor. WARNING: personal injury, 3. Allow the engine to cool. Remove the spark plug and always turn your trimmer off and allow it to put 30 ml (1 oz.) of any high quality motor oil or cool before you clean or service it. 2-cycle oil into the cylinder. Pull the starter rope slowly to distribute the oil. Reinstall the spark
Summary of the content on the page No. 17
TROUBLESHOOTING ENGINE WILL NOT START CAUSE ACTION Empty fuel tank Fill fuel tank with properly mixed fuel Primer bulb wasn't pressed enough Press primer bulb fully and slowly 10 times Engine is flooded Squeeze the trigger and pull the starter rope Old or improperly mixed fuel Drain petrol tank and add fresh fuel mixture Fouled spark plug Replace or clean the spark plug Plugged spark arrestor Clean or replace spark arrestor On/Off Control in OFF (O) position Move switch to ON (I) ENGINE WILL NOT
Summary of the content on the page No. 18
SPECIFICATIONS ENGINE* Engine Type.......................................................................................................................................... Air-Cooled, 2-Cycle Stroke.................................................................................................................................................... 31.75 mm (1.25 in.) Displacement........................................................................................................................
Summary of the content on the page No. 19
NOTES 19
Summary of the content on the page No. 20
NOTES 20
