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Homelite UT10532 Operator's Manual

16 in. 33cc chain saw
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OPERATOR'S MANUAL
16 in. 33cc CHAIN SAW
UT10532
Your chain saw has been engineered and manufactured to Homelite's high standard for dependability, ease of operation,
and operator safety. When properly cared for, it will give you years of rugged, trouble-free performance.
WARNING:
To reduce the risk of injury, the user must read and understand the operator's manual before using
this product.
Thank you for buying a Homelite product.
SAVE THIS MANUAL FOR FUTURE REFERENCE

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Summary of Contents for Homelite UT10532

  • Page 1 16 in. 33cc CHAIN SAW UT10532 Your chain saw has been engineered and manufactured to Homelite’s high standard for dependability, ease of operation, and operator safety. When properly cared for, it will give you years of rugged, trouble-free performance. WARNING: To reduce the risk of injury, the user must read and understand the operator’s manual before using...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS  Introduction ..................................2  General Safety Rules ..............................3-4  Specific Safety Rules ............................... 4  Symbols ..................................5-6  Glossary of Terms ................................7  Features ..................................8-9  Assembly ..................................9  Operation .................................. 10-20 ...

  • Page 3: General Safety Rules

    GENERAL SAFETY RULES protective gloves, and eye, hearing, and head protection WARNING: devices.  Do not stand on any unstable surface while using the Read and understand all instructions. Failure to follow chain saw, that includes ladders, scaffolds, trees, etc. all instructions listed below, may result in electric shock, ...

  • Page 4: Specific Safety Rules

    GENERAL SAFETY RULES  Do not adapt the powerhead to a bow guide or use it for prolonged use. Prolonged periods of operation can to power any attachments or devices not listed for the cause circulatory problems in the user’s hands due to saw.

  • Page 5: Symbols

    SYMBOLS Some of the following symbols may be used on this tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer. SYMBOL NAME DESIGNATION/EXPLANATION Safety Alert Precautions that involve your safety. To reduce the risk of injury, user must read and understand Read The Operator’s Manual operator’s manual before using this product.
  • Page 6 SYMBOLS The following signal words and meanings are intended to explain the levels of risk associated with this product. SYMBOL SIGNAL MEANING DANGER: Indicates an imminently hazardous situation, which, if not avoided, will result in death or serious injury. WARNING: Indicates a potentially hazardous situation, which, if not avoided, could result in death or serious injury.

  • Page 7: Glossary Of Terms

    GLOSSARY OF TERMS Bar Tip Guard Kickback (Pinch) An attachment that may be provided on the end of the guide The rapid pushback of the saw which can occur when the bar to prevent the chain at the end of the guide bar from wood closes in and pinches the moving saw chain in the cut contacting the wood.

  • Page 8: Features

    FEATURES PRODUCT SPECIFICATIONS Bar length ..................................16 in. Chain pitch .................................. .375 in. Chain gauge .................................050 in. Chain type ............................ Low Profile Full Skip Tooth Chain drive links .................................. 57 Drive sprocket ................................6-tooth Engine displacement ............................ 2.0 cu. in. (33cc) Engine power ...............................

  • Page 9: Assembly

    FEATURES KNOW YOUR CHAIN SAW LOW KICKBACK SAW CHAIN See Figure 1. The low kickback saw chain helps minimize the force of a Before attempting to use this product, familiarize yourself kickback reaction by preventing the cutters from digging in with all operating features and safety rules.

  • Page 10: Operation

    OPERATION FUEL AND REFUELING WARNING: HANDLING THE FUEL SAFELY Do not allow familiarity with tools to make you care- less. Remember that a careless fraction of a second is WARNING: sufficient to inflict serious injury. Check for fuel leaks. If any are found, correct them before using the saw to prevent fire or burn injury.
  • Page 11 ADDING BAR AND CHAIN OIL See Figure 3. Use HOMELITE Bar and Chain Oil. It is designed for chains and chain oilers, and is formulated to perform over a wide temperature range with no dilution required. Chain saw should use approximately one tank of oil per tank of fuel.
  • Page 12 OPERATION STARTING THE ENGINE See Figures 6 - 11. Starting the product differs depending on whether the engine is cold or warm. WARNING: IGNITION SWITCH Keep your body to the left of the chain line. Never straddle IN THE RUN POSITION the saw or chain, or lean over past the chain line.
  • Page 13 OPERATION  Push choke lever to HALF choke position.  Pull starter grip until engine runs. TRIGGER NOTE: Allow the saw to run in this position 15-30 sec- RELEASE onds, depending upon the temperature.  Push choke lever all the way in to the RUN position. ...
  • Page 14 OPERATION 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 chain movement.

  • Page 15: Preparing For Cutting

    OPERATION KICKBACK PRECAUTIONS KICKBACK See Figures 16 - 17. DANGER ZONE 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 towards the operator.
  • Page 16 OPERATION PROPER CUTTING STANCE See Figure 19. STRAIGHT CHAIN LINE THUMB ON  Balance your weight with both feet on solid ground. UNDERSIDE OF  Keep left arm with elbow locked in a “straight arm” posi- HANDLE BAR tion to withstand any kickback force. ...

  • Page 17: Felling Trees

    OPERATION 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. ...
  • Page 18 OPERATION  On large diameter trees, stop the back cut before it is deep enough for the tree to either fall or settle back on the stump. Then insert soft wooden or plastic wedges into the cut so they do not touch the chain. Drive wedges in, little by little, to help jack the tree over.
  • Page 19 OPERATION BUCKING WITH A WEDGE See Figure 27. If the wood diameter is large enough for you to insert a soft WEDGE bucking wedge without touching the chain, you should use the wedge to hold the cut open to prevent pinching. NOTE: When bucking or felling with a wedge, you may need to remove the SAFE-T-TIP anti-kickback device to allow the bar to be drawn through the cut.

  • Page 20: Limbing And Pruning

    OPERATION 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- bucking, the saw will tend to push back at you. Be prepared for this reaction and hold the saw firmly to maintain control.

  • Page 21: Maintenance

    MAINTENANCE WARNING: RUN POSITION 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 Fig.
  • Page 22 MAINTENANCE  Remove the clutch cover.  Remove the bar and chain from the mounting surface. BAR STUDS  Remove the old chain from the bar.  Lay out the new saw chain in a loop and straighten any kinks. The cutters should face in the direction of chain rotation.

  • Page 23: Adjusting The Chain Tension

    MAINTENANCE  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. ...
  • Page 24 Page 24...
  • Page 25 MAINTENANCE SHARPENING THE CUTTERS CUTTING See Figures 49 - 52. CORNER Be careful to file all cutters to the specified angles and to SIDE PLATE TOP PLATE the same length, as fast cutting can only be obtained when all cutters are uniform. DEPTH GAUGE RIVET HOLE WARNING:...
  • Page 26 MAINTENANCE TOP PLATE FILING ANGLE MAINTAINING DEPTH GAUGE CLEARANCE See Figure 53. See Figure 55 - 57.  CORRECT 30° – file holders are marked with guide  Maintain the depth gauge at a clearance of .025 in. Use marks to align file properly to produce correct top plate a depth gauge tool for checking the depth gauge clear- angle.
  • Page 27 MAINTENANCE MAINTAINING THE GUIDE BAR See Figure 58. CAUTION: Make sure the chain has stopped before you do any work LUBRICATING HOLE 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 Fig.
  • Page 28 MAINTENANCE CLEANING THE AIR FILTER See Figures 61 - 63. SCREWS  For access to the air filter and carburetor area, loosen the three screws holding the cylinder cover.  Activate chain brake. CYLINDER COVER  Lift the front of the cylinder cover past chain brake lever.

  • Page 29: Adjusting The Carburetor

    MAINTENANCE ADJUSTING THE CARBURETOR See Figures 64 - 66. AIR FILTER Before adjusting the carburetor:  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.
  • Page 30 MAINTENANCE CLEANING THE ENGINE See Figures 67 - 68. CLEAN Clean the cylinder fins and flywheel fins with compressed air CYLINDER FINS 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.
  • Page 31 MAINTENANCE INSPECTING/CLEANING THE SPARK DEFLECTOR ARRESTOR SCREEN RETAINING SCREWS See Figure 71. PLATE The muffler is equipped with a spark arrestor screen. A faulty spark arrestor screen can create a fire hazard. Through normal SPARK use the screen can become dirty and should be inspected ARRESTOR weekly and cleaned as required.

  • Page 32: Bar And Chain Combinations

    BAR AND CHAIN COMBINATIONS Chain specifications: .375 in. pitch, .05 in. chain gauge, 57 drive links Length of Bar Guide Bar Part Number Chain Part Number 16 in. 308625001 900856002 TROUBLESHOOTING Problem Possible Cause Solution Engine will not start. No spark. Check spark.

  • Page 33: Troubleshooting

    Contact an authorized service center for drive sprocket replace- damaged ment. CALL US FIRST For any questions about operating or maintaining your product, call the Homelite Help Line! ® Your product has been fully tested prior to shipment to ensure your complete satisfaction.

  • Page 34: Warranty

    In addition, this warranty does not cover: Homelite Consumer Products, Inc. warrants to the original A. Tune-ups – Spark Plugs, Carburetor, Carburetor retail purchaser that this HOMELITE product is free from Adjustments, Ignition, Filters defect in material and workmanship and agrees to repair or B.
  • Page 35 The nonroad engine must be free from defects in materials and workmanship which cause it to fail to conform with U.S. EPA standards for the first two years of engine use from the date of sale to the ultimate purchaser. Homelite Consumer Products, Inc.
  • Page 36 WARRANTY EMISSIONS MAINTENANCE SCHEDULE AND WARRANTED PARTS LIST Emissions Parts Inspect Clean Replace Clean Every Replace Before Every Every 25 Hours 25 Hours Every Each Use 5 Hours or Yearly or Yearly 50 Hours AIR FILTER ASSY includes: Filter ..............X ......X SPARK ARRESTOR ......................X CARBURETOR ASSY includes:...
  • Page 37 NOTES Page 37...

  • Page 38: Parts Ordering / Service

    CALIFORNIA PROPOSITION 65 SERVICE For parts or service, contact your nearest Homelite authorized service dealer. Be sure to provide all relevant information when you call or visit. For the location of the authorized service dealer nearest you, please call 1-800-242-4672 or visit us online at www.homelite.com.

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