Introduction and safety regulations 1 Introduction and safety regulations 1�1 General 1�4�1 General safety instructions This workshop manual gives a full description of how to The service center that repairs the product must have do troubleshooting, repair and test of the product. It also safety devices that comply with local regulations.
Delivery and service 2 Delivery and service 2�1 Service schedule Maintenance Care Chapter Daily Monthly or Every 3 Every 6 Yearly or after 20 h months or months or after 300 h operation after 100 h after 20 h operation operation operation Clean the machine.
Delivery and service 2�2 Service instructions 2�2�1 To do a check of the bolts and nuts 1. Do a check of and tighten the bolts and nuts on the machine. 6 – English...
Delivery and service 2. Lift the clasp to unlock the air filter container. 3. Open the air filter container. 4. Do a check that the oil is at the correct level. 5. If the oil is not at the correct level, fill oil in the hole in the bottom of air filter container.
Delivery and service 2�2�3 To do a check for oil leaks 2�2�4 To do a check of the gearbox oil 1. Do a visual check of the oil seal (A), cover seal (B) 1. Locate the gearbox oil plug. and drain bolt (C) for leaks. 2.
Delivery and service 2�2�5 To do a fuel check 2�2�7 To do a check of the engine oil 1. Remove the fuel cap and do a check of the fuel level. 1. Locate the crankcase dipstick. 2�2�6 Engine oil 2. Remove the dipstick and do a check of the oil level. Engine oil specifications Use an engine oil that meets or exceedas the following guidelines and classifications:...
Delivery and service 2�2�8 To change the engine oil 6. Attach the drain bolt. 1. Preheat the machine. 2. Remove the dipstick to allow the engine oil to drain more easily. 7. Pour oil into the crankcase. 3. Position a container below the engine to collect waste oil.
Delivery and service 2�2�9 To clean/Inspect the engine oil filter 2�2�10 To change the gearbox oil 1. Locate the engine oil filter. 1. Remove the gearbox drain bolt (A) to drain the oil. 2. Remove the gearbox dipstick. 2. Remove the retaining bolt (1) 3.
Delivery and service 2�3 Machine adjustment 2�3�2 To adjust the throttle control and cable/ stop function 2�3�1 To adjust the clutch cable 1. Locate the throttle control and start the engine. 1. Disengage the clutch. 2. Turn the throttle control to the maximum. The engine will reach the maximum speed.
Delivery and service 2�3�3 To adjust the reverse handle 1. Locate the reverse handle. 2. Put the shifting lever in neutral position. Increase the throttle to the middle and start the engine. 3. Clench the reverse handle. The machine will move backward when the clutch control is pressed down.
Delivery and service 2�4 Blade assembly 5. Attach two left blades (A) and two right blades (B) to the right main holder. WARNING: Use protective gloves� The tiller blades are sharp and can cause injury� 2�4�1 To identify the blades The right blade (A) and the right blade (B) each have a sharp edge but they are curved differently.
Delivery and service 2�4�3 To assemble the sub-blades 6. Attach four right blades (A) to the left outer sub- holder. 1. Locate two inner sub-holders. 7. Attach four left blades (A) to the right outer sub- holder. 8. Make sure the sharp edge of the blades point in the same direction.
Delivery and service 2�4�4 To attach the main blades to the sub- 2�4�5 To attach the blades to the machine blades 1. Attach a blade assembly to each side of the machine blade holder. Lock each of them in place with a bolt 1.
Appendices and schedules 3 Appendices and schedules 3�1 Troubleshooting schedule Fault Possible cause Steps Troubleshooting Action Fill fuel and start the machine Not enough fuel Do a fuel and oil switch check Make sure the fuel control in open position. Make sure the fuel tubes are not blocked.
Appendices and schedules 3�2 Troubleshooting instructions 3�2�3 To do a check of the fuel filter 1. Remove the fuel filter. 3�2�1 To do a check of the fuel level 2. Clean the fuel filter. Do a check for blockages. 1. Open the fuel tap. 3�2�4 To do a check of the fuel system 2.
Appendices and schedules 3�2�5 To do a check of the fuel injector 3�2�6 To do a check of the valve clearance 1. Remove the high pressure fuel line. 1. Locate the valves. 2. Make sure the inlet valve clearance is 0.1mm. 2.
Appendices and schedules 3�2�7 To adjust the valve clearance 3�2�8 To do a check of and clean the carbon dust 1. Locate the valves. 1. Do a check that no air is leaking. 2. Clean the carbon dust from the valve and nozzle. 2.
Appendices and schedules 3�2�9 To do a check of the piston ring, piston 3�2�10 To do a check of the cylinder head and and cylinder valve 1. Do a check for wear on the piston and piston ring. 1. Do a check that the clinder surface is in good condition and do not have breakages or air holes.
Appendices and schedules 3�2�11 To adjust the fuel injection advance 4. Turn the flywheel first clockwise then counterclockwise to make sure that fuel is injected. angle (If it is not, turn the flywheel once.) 1. Remove the oil nozzle. 5. Turn the flywheel slowly until fuel flows out of the pipe.
Appendices and schedules 3�2�12 To troubleshoot the clutch control 3�2�13 To do a check of the clutch control cables 1. Start the engine and put the shifting lever in gear one. If the blades does not rotate, do a check of the 1.
Appendices and schedules 3�2�15 To troubleshoot the reverse gear 4. If the cable is too tight or loose when clutch is engaged, adjust the cable with the cable adjuster. 1. If the reverse gear handle is hard to use, loosen the gear handle bolt.
Appendices and schedules 3�2�17 To troubleshoot abnormal exhaust 3�2�18 To store the machine for a longer color period 1. Run the machine for 5 minutes and then stop the Smoke color Cause and action engine. Black smoke The engine load exceeds the 2.
Technical specification 4 Technical specification Model TF 544 Engine Engine type Husqvarna Engine Engine name Husqvarna Engine Cylinder displacement 418 cm³ /25.51 cu.inch Net power at preset rpm 6.6 kW @ 3600 rpm Air filter type Oil bath Fuel tank volume 4.6 lit.