Husqvarna 129LK Owner Manual - Page 13
Operation
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3. Push the shaft into the shaft coupling until the shaft attaches.(Fig. 26 ) 4. Make sure that you tighten the knob before you use the product.(Fig. 27 ) To disassemble the two-piece shaft 1. Turn the knob to loosen the shaft coupling.(Fig. 28 ) 2. Push and hold the button (C).(Fig. 29 ) Hold the engine end and pull the shaft out of the shaft coupling. To assemble the cutting attachment To attach the cutting attachment guard and the trimmer head (straight shaft) 1. Attach the cutting attachment guard (A) to the shaft with the bolt (L).(Fig. 30 ) Make sure to use the correct cutting attachment guard and the correct trimmer head. 2. Attach the drive disc (B) to the output shaft. 3. Turn the output shaft until the hole in the drive disc aligns with the hole in the gear housing. 4. Put a small screwdriver (C) in the hole to lock the shaft.(Fig. 31 ) 5. Turn the trimmer head (H) counterclockwise to tighten the trimmer head to the gearbox. (Left hand threads.)(Fig. 32 ) To attach the cutting attachment guard and trimmer head (curved shaft) 1. Attach the guard.(Fig. 33 ) Tighten the nut. 2. Attach the dust cup on the shaft.(Fig. 34 ) 3. Hold the dust cup with an adjustable wrench to make sure the shaft does not turn. 4. Attach the trimmer head to the shaft. Turn the trimmer head clockwise. OPERATION WARNING: Read and understand the safety chapter before you operate the product. Fuel To use fuel CAUTION: This product has a two-cycle engine. Use a mixture of gasoline and twocycle engine oil. Make sure to use the correct quantity of oil in the mixture. Incorrect ratio of gasoline and oil can cause damage to the engine. • Do not use other types of oil. • Mixture ratio 50:1 (2%) Gasoline 1 U.S. Gal. 1 UK Gal. 5 l Oil 77 ml (2,6 oz) 95 ml (3,2 oz) 100 ml (3,4 oz) To make the fuel mixture Note: Always use a clean fuel container when you mix the fuel. Gasoline CAUTION: Do not use gasoline with an octane number less than 90 RON (87 AKI). This can cause damage to the product. CAUTION: Do not use gasoline with more than 10% ethanol concentration (E10). This can cause damage to the product. • Always use new unleaded gasoline with a minimum octane number of 90 RON (87 AKI) and with less than 10% ethanol concentration (E10). • Use gasoline with a higher octane number if you frequently use the product at continuously high engine speed. Two-cycle engine oil • Use only high quality two-cycle engine oil. Use only an air cooled engine oil. Note: Do not make more than 30 days quantity of fuel mixture. 1. Add half of the gasoline quantity. 2. Add the full quantity of oil. 3. Shake the fuel mixture to mix the contents. 4. Add the remaining gasoline quantity. 5. Shake the fuel mixture to mix the contents. 6. Fill the fuel tank. To add fuel • Always use a fuel container with an antispill valve. • If there is some fuel on the container, remove the unwanted fuel and let the container dry. • Make sure that the area near the fuel tank cap is clean. • Shake the fuel container before you add the fuel mixture to the fuel tank. 190 - 004 - 13