Husqvarna 125 L Service Manual
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Page 11
11 KNOW YOUR TRIMMER 1. Trimmer head 11. Starter handle 2. Grease filler cap 12. Fuel tank 3. Bevel gear 13. Choke control 4. Cutting attachment guard 14. Air purge 5. Shaft 15. Air filter cover 6. Loop handle 16. Handle adjustment 7. Throttle control 17. Drive disc 8. Stop switch 18. 2-- stroke engine oil 9. Throttle lock 19. Operator’s manual (EPA) 10. Cylinder coverKNOW YOUR TRIMMER 5 2 910 6 16 17 1 4 18 13 811 15 1314 7 12 19 125C 125L 1 4
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12 ASSEMBLY Fitting the trimmer guard and trimmer head (Model 125L) SFit the correct trimmer guard (A) for use with the trimmer head. Hook the trimmer guard/combination guard onto the fitting on the shaft and secure with the bolt (D). Make sure unit is assembled correctly as shown in this manual. Fitting the loop handle SPosition the handle on the shaft. Note that the handle must be mounted be- tween the two arrows on the shaft. SFit the screw, securing plate and wing nut as shown in the diagram....
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13 FUEL HANDLING FuelCAUTION!The machine is equipped with a two-- stroke engine and must always be run using a mixture of gasoline and two-- stroke engine oil. It is important to accu- rately measure the amount of oil to be mixed to ensure that the correct mixture is obtained. When mixing small amounts of fuel, even small inaccuracies can drastical- ly affect the ratio of the mixture. Gasoline CAUTION!Always use high quality unleaded gasoline. SThis engine is certified to operate on unleaded gasoline....
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14 STARTING AND STOPPING Check before starting SInspect the unit before each use. Re- place damaged parts. Check for fuel leaks. Make sure all fasteners are in place and secure. Make sure the cutting attachment is properly installed and se- curely fastened. Use only flexible, non- metallic line recommended by the manufacturer. Never use, for example, wire or wire rope, which can break off and become a dangerous projectile. SCheck that the trimmer head and trimmer guard are not damaged or cracked. Replace...
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15 STARTING AND STOPPING Warm en gi n eWith a warm engine, squeeze and hold the throttle trigger. Pull starter rope sharply while squeezing throttle trigger until engine runs. StoppingStop the engine by pushing and holding the stop switch in the STOP position until the engine stops. WARNING!Whentheengineis started with the choke in the closed position the cutting attachment will start to rotate immediately.
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16 MAINTENANCE The idle speed is correctly adjusted when the engine will run smoothly in every posi- tion. The idle speed should also be well below the speed at which the cutting at- tachment starts to rotate. CarburetorYour Husqvarna product has been designed and manufactured to specifications that re- duce harmful emissions. After the engine has used 8-- 10 tanks of fuel, the engine will be run-- in. To ensure that it continues to run at peak performance and to minimize harm- ful exhaust emissions...
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17 MAINTENANCE Air filter The air filter must be regularly cleaned to remove dust and dirt in order to avoid: SCarburetor malfunctions SStarting problems SLoss of engine power SUnnecessary wear to engine parts SExcessive fuel consumption Clean the filter every 25 hours, or more regularly if conditions are exceptionally dusty. Cleaning the air filterRemove the air filter cover and take out the filter. Wash it clean in warm, soapy water. Rinse thoroughly. Ensure that the filter is dry before refitting it....
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18 MAINTENANCE Maintenance scheduleBelow you will find some general mainte- nance instructions. Daily maintenanceSCheck throttle trigger and throttle trigger lockout function. SCheckthatthestopswitchworks correctly. SCheck that there are no fuel leaks from the engine, tank or fuel lines. SCheck that the cutter does not rotate when the engine is idling. SClean the outside of the machine. SCheck that the harness is not damaged. SCheck that the blade guard is not dam- aged or cracked. SReplace the blade...
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20 TECHNICAL DATA Model 125L(M10 LH arbor shaft thread) Approved accessories Type Cutting attachment guard, part. no. Trimmer head T25 537 33 83-- 02 Plastic blades Tricut 300 mm 531 00 38-- 24 J -- Handle kit (to equip unit for brush blade) 503 78 17-- 01 *Brush blade 537 14 95-- 01 Technical data125C 125L Engine Cylinder volume, cu.in./cm 31.7/28 1.7/28 Cylinder bore, inch/mm 1.4/35 1.4/35 Stroke, inch/mm 1.130/28.7 1.130/28.7 Idle speed, rpm 2,800-- 3,200 2,800-- 3,200 Recommended max. speed, rpm...