Yard Machines LT31CSH manuale d’uso

Operator’ s Manual L T31CSH T rimmer / Brushcutter IMPORT ANT : READ SAFETY RULES AND INSTRUCTIONS CAREFULL Y P/N 769-01672A (7/05)[...]

2 INTRODUCTION T ABLE OF CONTENTS Service Information . . . . . . . . . . . . . . . . . . . . . . . . .2 Rules for Safe Operation . . . . . . . . . . . . . . . . . . . . .3 Know Your Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Assembly Instructions . . . . . . . . . . . . . . . . . . . . . . .8 Oil and Petrol Information . . . . .[...]

3 RULES FOR SAFE OPERA TION READ ALL INSTRUCTIONS BEFORE OPERA TING • Read the instructions carefully. Be familiar with the controls and proper use of the unit. • Do not operate this unit when tired, ill, or under the influence of alcohol, drugs, or medication. • Children and teens under the age of 15 must not use the unit, except for teens g[...]

4 • Add fuel in a clean, well-ventilated outdoor area where there are no sparks or flames. Remove the fuel cap slowly, and only after the engine stops. Do not smoke while fueling or mixing fuel. Wipe up any spilled fuel from the unit immediately. • Avoid creating a source of ignition for spilled fuel. Do not start the engine until fuel vapors d[...]

5 • Do not run the unit at high speed when not cutting. • If you strike or become entangled with a foreign object, stop the engine immediately and check for damage. Have any damage repaired before attempting further operations. Do not operate unit with a bent, cracked or dull blade. Discard blades that are bent, warped, cracked or broken. • D[...]

6 SAFETY AND INTERNA TIONAL 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. RULES FOR SAFE OPERA TION 12 3 SYMBOL MEANING • ON/OFF STOP CONTROL OFF or STOP[...]

7 KNOW YOUR UNIT APPLICA TIONS As a trimmer: • Cutting grass and light weeds • Edging • Decorative trimming around trees, fences, etc. As a brushcutter: • Cutting weeds and light brush of up to 1/2 inch in diameter Primer Bulb Air Filter/Muffler Cover Spark Plug Muffler Blue Choke Lever Petrol Cap On/Off Stop Control Shaft Housing Starter R[...]

8 ASSEMBL Y INSTRUCTIONS (4) Screws Top Clamp Middle Clamp Bottom Clamp Nuts Fig. 1 INST ALL AND ADJUST THE HANDLEBAR 1. Place the handlebar between the top and middle clamp pieces (Fig. 1). 2 . While holding the three pieces together, install the four (4) screws through the top clamp and into middle clamp. NOTE: The holes in the top and middle cla[...]

9 ASSEMBL Y INSTRUCTIONS Install the cutting attachment shield when using the unit as a grass trimmer Install the cutting attachment shield on the shield mount by inserting the three (3) screws into the shield mount. Tighten securely with a flat blade screwdriver (Fig. 6). REMOVE THE CUTTING A TT ACH MENT AND INST ALL THE CUTTING BLADE NOTE: To mak[...]

10 ASSEMBL Y INSTRUCTIONS Fig. 14 Fig. 11 Pilot Step REMOVE THE CUTTING BLADE AND INST ALL THE CUTTING A TT ACHMENT Remove the Cutting Blade 1. Align the shaft bushing hole with the locking rod slot and insert the locking rod into the bushing hole (Fig. 7). 2. Hold the locking rod in place by grasping it next to the boom of the unit (Fig. 13). 3. W[...]

11 OIL AND PETROL INFORMA TION NOTE: Dispose of the old petrol/oil mix in accordance to Federal, State and Local regulations. OIL AND PETROL MIXING INSTRUCTIONS Old and/or improperly mixed fuel are the main reasons for the unit not running properly. Be sure to use fresh, clean unleaded petrol. Follow the instructions carefully for the proper petrol[...]

12 ST ARTING/STOPPING INSTRUCTIONS Fig. 16 Starting Position Operate this unit only in a well- ventilated outdoor area. Carbon monoxide exhaust fumes can be lethal in a confined area. W ARNING: Avoid accidental starting. Make sure you are in the starting position when pulling the starter rope (Fig. 17). To avoid serious injury, the operator and uni[...]

13 OPERA TING INSTRUCTIONS HOLDING THE TRIMMER Before operating the unit, stand in the operating position (Fig. 18). Check for the following: • The operator is wearing eye protection and proper clothing • The operator’s hands are firmly gripping the handles • The unit is at waist level • The cutting attachment is parallel to the ground an[...]

14 OPERA TING INSTRUCTIONS Fig. 20 Fig. 21 Fig. 22 DECORA TIVE TRIMMING Decorative trimming is accomplished by removing all vegetation around trees, posts, fences and more. Rotate the whole unit so that the cutting attachment is at a 30° angle to the ground (Fig. 20). USING THE CUTTING BLADE Before operating the unit with the cutting blade, stand [...]

15 MAINTENANCE AND REP AIR INSTRUCTIONS MAINTENANCE SCHEDULE Perform these required maintenance procedures at the frequency stated in the table. These procedures should also be a part of any seasonal tune-up. NOTE: Some maintenance procedures may require special tools or skills. If you are unsure about these procedures take your unit to any non-roa[...]

16 MAINTENANCE AND REP AIR INSTRUCTIONS Fig. 27 Fig. 28 Fig. 30 Fig. 31 Fig. 26 NOTE: SplitLine™ can only be used with the inner reel with the slotted holes. Single line can be used on either type of inner reel. Use Figure 26 to identify the inner reel you have. NOTE: Always use the correct line length when installing trimming line on the unit. T[...]

17 MAINTENANCE AND REP AIR INSTRUCTIONS INST ALLING A PREWOUND REEL 1. Hold the outer spool with one hand and unscrew the bump knob clockwise (Fig. 23). Inspect the bolt 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 (Fig. 23). 3. Remove the spring from the old [...]

18 MAINTENANCE AND REP AIR INSTRUCTIONS CARBURETOR ADJUSTMENT The idle speed of the engine is adjustable through the air filter/muffler cover (Fig. 38). NOTE: Careless adjustments can seriously damage your unit. An authorized service dealer should make carburetor adjustments. Check Fuel Mixture Old and/or improperly mixed fuel is usually the reason[...]

19 MAINTENANCE AND REP AIR INSTRUCTIONS Clean Air Filter The condition of the air filter is important to the operation of the unit. A dirty air filter will restrict air flow and change the air/fuel mixture. This is often mistaken for an out of adjustment carburetor. Check the condition of the air filter before adjusting the idle speed screw. Refer [...]

20 MAINTENANCE AND REP AIR INSTRUCTIONS CLEANING Use a small brush to clean off the outside of the unit. Do not use strong detergents. Household cleaners that contain aromatic oils such as pine and lemon, and solvents such as kerosene, can damage plastic housing or handle. Wipe off any moisture with a soft cloth. STORAGE • Never store a fueled un[...]

21 TROUBLESHOOTING CAUSE ACTION Cutting attachment bound with grass Stop the engine and clean cutting attachment Cutting attachment out of line Refill with new line Inner reel bound up Replace the inner reel Cutting head dirty Clean inner reel and outer spool Line welded Disassemble, remove the welded section and rewind Line twisted when refilled D[...]

22 SPECIFICA TIONS *All specifications are based on the latest product information available at the time of printing. We reserve the right to make changes at any time without notice. ENGINE* DRIVE SHAFT & CUTTING A TT ACHMENT* Engine Type............................................................................................................[...]

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