HomeliteメーカーUT10552の使用説明書/サービス説明書
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OPERA TOR’S MANUAL 18 in. 46cc CHAIN SA W UT10552 SA VE THIS MANUAL FOR FUTURE REFERENCE Y our chain saw has been engineered and manufactured to Homelite’ s high standard for dependability , ease of operation, and operator safety . When properly car ed for , it will give you years of rugged, trouble-fr ee performance.
P age 2 Introduction ..................................................................................................................................................................... 2 General Safety Rules .............................
P age 3 WARNING: Read and understand all instructions . Failur e to follow all instructions listed below , may result in electric shock, fire and/or serious personal injury . READ ALL INSTRUCTIONS Know your tool. Read the operator’s manual carefully.
P age 4 SPECIFIC SAFETY RULES WARNING: The warnings, labels, and instructions found in this sec- tion of the operator’ s manual are for your safety . Failure to follow all instructions may result in serious personal injury . Do not cut vines and/or small underbrush (a diameter of less than 3 in.
P age 5 Some of the following symbols may be used on this tool. Please study them and lear n their meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer .
P age 6 SERVICE Servicing r equires extr eme care and knowledge and should be performed only by a qualified service technician. For service we suggest you return the product to your nearest AUT HOR IZED SERV ICE CEN TER for re pai r . When ser vici ng, use only identical replacement parts.
P age 7 GLOSSAR Y OF TERMS Bar Tip Guard An attachment that may be provided on the end of the guide bar to prevent the chain at the end of the guide bar from contacting the wood. Bucking The pr ocess of cross cutting a felled tr ee or log into lengths.
P age 8 PRODUCT SPECIFICA TIONS FEA TURES Bar length ....................................................................................................................................................................... 18 in. Chain pitch ...........
P age 9 WARNING: If any parts ar e missing do not operate this tool until the missing parts ar e r eplaced. Failure to do so could r esult in possible serious personal injury . WARNING: Do not attempt to modify this tool or create accesso- ries not recommended for use with this tool.
P age 10 FUEL AND REFUELING HANDLING THE FUEL SAFEL Y WARNING: Chec k for fuel leaks. If any are found , corre ct them befor e using the saw to prevent fir e or burn injury . Always handle fuel with care; it is highly flammable. Always refuel outdoors and do not inhale fuel vapors.
P age 11 FILLING THE FUEL T ANK See Figure 2. Clean the surface around the fuel cap to prevent con- tamination. Loosen the fuel cap slowly. Carefully pour the fuel mixture into the tank. Avoid spill- age. Prior to replacing the fuel cap, clean and inspect the o-ring.
P age 12 OPERA TION ST ARTING THE ENGINE See Figures 6 - 11. Starting the product differs depending on whether the engine is cold or warm. WARNING: Kee p you r body t o the lef t of the chain line. Never stra ddle the saw or chain, or lean over past the chain line.
P age 13 OPERA TION Push choke lever to HALF choke position. Pull starter grip until engine runs. NOTE: Allow the saw to run in this position 15-30 sec- onds, depending upon the temperature. Push choke lever all the way in to the RUN position.
P age 14 ADJUSTING IDLE SPEED See Figure 14. If the engine starts, runs, and accelerates, but will not idle, turn the idle speed screw “T” clockwise to increase idle speed. If the chain turns at idle, turn the idle speed screw “T” counterclockwise to reduce the idle RPM and stop the ch ain mov emen t.
P age 15 OPERA TION KICKBACK PRECAUTIONS See Figures 16 - 17. Rotational kickback occurs when the moving chain contacts an object at the Kickback Danger Zone of the guide bar . The result is a lightning-fast reverse reaction, which kicks the guide bar up and back towar ds the operat or .
P age 16 STRAIGHT ARM CHAIN LINE THUMB ON UNDERSIDE OF HANDLE BAR Fig. 19 Fig. 20 OPERA TION PROPER CUTTING ST ANCE See Figure 19. Balance your weight with both feet on solid ground. Keep left arm with elbow locked in a “straight arm” posi- tion to withstand any kickback force.
P age 17 OPERA TION FELLING TREES HAZARDOUS CONDITIONS WARNING: Do not fell trees during periods of high wind or heavy precipitation. Wait until the hazardous weather has ended. When felling a tree, it is important that you heed the following warnings to prevent possible serious injury .
P age 18 WEDGE Fig. 24 HORIZONT AL CUT VERTICAL CUT LOOSE SECTION Fig. 25 KICKBACK Fig. 26 OPERA TION On large diameter trees, stop the back cut before it is deep enough for the tree to either fall or settle back on the stum p. The n ins ert soft wood en or pla stic wedg es into the cut so they do not touch the chain.
P age 19 OPERA TION BUCKING WITH A WEDGE See Figure 27. If the wood diameter is lar ge enough for you to insert a soft bucking wedge without touching the chain, you should use the wedge to hold the cut open to prevent pinching.
P age 20 UNDERBUCKING See Figure 30. Begin on the under side of the log with the top of the saw against the log; exert light pressure upward. During under- buc king, the saw will tend to push back at you. Be prepar ed for this reaction and hold the saw firmly to maintain control.
P age 21 WARNING: When servicing, use only identical Homelite replacement parts. Use of any other parts may create a hazard or cause product damage. WARNING: Always wear safety goggles or safety glasses with side shields during power tool operation or when blowing dust.
P age 22 CHAIN TENSIONING SCREW Fig. 40 BAR GROOVE CHAIN DRIVE LINKS Fig. 38 MAINTENANCE Fig. 37 ADJUSTING PIN CLUTCH COVER SPROCKET Fig. 39 CHAIN TENSIONING PIN HOLE Remove the clutch cover. Remove the bar and chain from the mounting surface.
P age 23 MAINTENANCE Fig. 41 Fig. 42 Fig. 43 Fit the bar flush against the mounting surface so that the bar studs are in the long slot of the bar. NOTE: When placing the bar on the bar studs, ensure that the adjusting pin is in the chain tension pin hole.
P age 24 ≈ . 050 in. (1.25 mm) Fig. 47 RAKER (DEPTH GAUGE) CLEARANCE ≈ .050 (1.25 mm) Fig. 46 Fig. 45 Fig. 48 MAINTENANCE Retension the chain whenever the flats on the drive links hang out of the bar groove. NOTE: During normal saw operation, the temperature of the chain increases.
P age 25 MAINTENANCE SHARPENING THE CUTTERS See Figures 49 - 52. Be careful to file all cutters to the specified angles and to the same length, as fast cutting can only be obtained when all cutters are uniform.
P age 26 INCORRECT MORE THAN 30° TOP PLA TE FILING ANGLE LESS THAN 30° Fig. 53 30° CORRECT INCORRECT BACKWARD SLOPE SIDE PLA TE FILING ANGLE Fig. 54 80° CORRECT HOOK FLA T FILE DEPTH GAUGE JOINTER Fig. 56 RESTORE ORIGINAL SHAPE BY ROUNDING THE FRONT Fig.
P age 27 maintenance maint aininG tHe GUiDe BaR See Figure 58. caUtiOn: Make su re the chai n ha s stopped be for e yo u do any work on the saw. Every week of use, reverse the guide bar on the saw to distribute the wear for maximum bar life. The bar should be cleaned every day of use and checked for wear and damage.
P age 28 MAINTENANCE CLEANING THE AIR FIL TER See Figures 61 - 63. For access to the air filter and carburetor area, loosen the three screws holding the cylinder cover. Activate chain brake. Lift the front of the cylinder cover past chain brake lever.
P age 29 MAINTENANCE ADJUSTING THE CARBURETOR See Figures 64 - 66. Before adjusting the carbur etor: Use a brush or compressed air to clean the starter cover vents. Clean the air filter. Refer to Cleaning the Air Filter in the Maintenance section of this manual.
P age 30 CLEANING THE ENGINE See Figures 67 - 68. Clean the cylinder fins and flywheel fins with compressed air or a brush periodically. Dangerous overheating of the engine may occur due to impurities on the cylinder. WARNING Never run the saw without all the parts, including the drivecase cover and starter housing, securely in place.
P age 31 INSPECTING/CLEANING THE SP ARK ARRESTOR SCREEN See Figure 71. The muffler is equipped with a spark arrestor screen. A faulty spar k arr est or scr een can crea te a fir e haza rd. Throu gh nor mal use the screen can become dirty and should be inspected weekly and cleaned as required.
P age 32 TROUBLESHOOTING Pr oblem Possible Cause Solution En gine wi ll no t s tart . [Make sure ignition switch is in the RUN ( l ) position.] No spark.
P age 33 TROUBLESHOOTING Pr oblem Possible Cause Solution Bar and chain running hot and smoking. Chain oil tank empty . Chain tension is too tight. Oiler is not functioning. Clogged oil passages. Oil tank should be filled every time fuel tank is filled.
P age 34 W ARRANTY LIMITED WARRANTY ST A TEMENT Ho mel ite Co nsu mer Pr od uct s, In c. war ran ts to the or igi nal retail purchaser that this HOMELITE pr oduct is free from defect in material and workmanship and agrees to repair or replace, at Homelite Consumer Products, Inc.
P age 35 W ARRANTY HOMELITE CONSUMER PRODUCTS, INC. LIMITED WARR ANTY FEDERAL AND CALIFORNIA EMISSION CONTROL SYSTEMS NONROAD AND SMALL OFF-ROAD ENGINES The U.S. Environmental Protection Agency (EP A), the California Air Resources Board (CARB), and Homelite Consumer Products, Inc.
P age 36 EMISSIONS MAINTENANCE SCHEDULE AND WARRANTED P ARTS LIST Emissions Parts Inspect Clean Replace Clean Every Replace Before Every Every 25 Hours 25 Hours Every Each Use 5 Hours or Y early or Y early 50 Hours AIR FIL TER ASSY includes: Filter ..
P age 37 NOTES.
983000-736 12-19-05 (REV :00) HOMELITE CONSUMER PRODUCTS, INC. 1428 Pearman Dairy Road Anderson, SC 29625 Phone 1-800-242-4672 www .homelite.com WARNING: The engine exhaust fr om this product contains chemicals known to the State of Califor nia to cause cancer , birth defects, or other repr oductive harm.
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Homelite UT10552を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はHomelite UT10552の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
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