Ronix 4650 Manual
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Ronix 4650 Manual

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GASOLINE CHAIN SAW
4650

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  • Page 1 GASOLINE CHAIN SAW 4650...

  • Page 2: Technical Specification

    TECHNICAL SPECIFICATION Model 4650 Engine type 1E45.2F Power 2.3kw/8500rpm Engine Displacement 54.5 cm3 Idling speed 3000rpm 200 Fuel Tank capacity 550ml Sound power Level 117dB Oil tank capacity 260ml Net weight 7.5kg Frequency 8500rpm Bar length 20” Chain Speed 22m/sec Brake Time 0.015s...

  • Page 3: Part List

    PART LIST Front Handle Chain Brake Lever/Front Hand Guard Starter Handle Throttle Control Low Kickback Lockout Saw Chain Muffle Oil Pump Fuel Tank Cup Filter Cover Choke Lever Rear Handle/Boot Loop Throttle Control Trigger Chain Screw Adjustment IMPORTANT SAFETY INSTRUCTIONS SAFETY ALERT SYMBOLS Safety alert symbols are used to draw your attention to possible dangers.

  • Page 4: Basic Safety Precautions

    BASIC SAFETY PRECAUTIONS DO NOT rely exclusively upon the safety devices built into the unit. DO NOT allow the unit to be used as a toy. Please read the entire operator’s manual carefully before attempting to assemble, operate or maintain the unit. Follow all safety instructions.
  • Page 5 moving parts. Only use the unit in daylight or good artificial light. Only use the unit for its intended purpose: to cut wood. Only use the unit as described in this manual. Only use the manufacturer’s recommended attachments with this unit. Rotational Kickback can happen when the upper tip of the guide bar contacts an object while the chain is moving (Fig.

  • Page 6: Kickback Safety Precautions

    Fig. 3 KICKBACK SAFETY PRECAUTIONS - DO NOT over reach. - DO NOT cut above shoulder height. - DO NOT make cuts with the tip of the guide bar (Fig.1). - DO NOT let the tip of the guide bar contact any abject, such as a log, branch, ground or other obstruction.
  • Page 7 saw when the guide bar is inside an existing cut. Be extremely careful when re-entering a cut. Keep proper footing and balance at all times. - Always begin a cut with the engine running a full speed. Fully squeeze the throttle control trigger and maintain a steady cutting speed. Slower speeds increase the chance of kickback.
  • Page 8 authorized service center. DO NOT attempt operations beyond the operator’s capacity or experience. DO NOT cut near electrical cables or power lines. - DO NOT force the chain saw, especially near the end of a cut. It will do a better, safer job when used at the intended rate. DO NOT touch the engine or muffler.

  • Page 9: Maintenance And Storage Safety

    fibers is released. - Use extreme caution when cutting small-sized brush and saplings, as slender material may catch the saw chain and be whipped toward the operator or pull the operator off balance. MAINTENANCE AND STORAGE SAFETY If the unit is not working as it should, has been dropped, damaged, left outdoors or dropped into water, do not use the unit.

  • Page 10: Know Your Product

    which are designed specifically to enhance the performance and maximize the safe operation of the product… failure to do so may cause poor performance and possible injury. Use only the chain and guide bar supplied with this product be sure to secure the unit while transporting. Always use the scabbard on the guide bar and saw chain during transportation and storage.
  • Page 11 without enough oil will cecrease cutting efficiency, shorten the life of the saw chain, cause rapid dulling of the saw chain and excessive wear to the guide bar from overheating. An insufficient amount of lubricating oil is evidenced by smoke, guide bar discoloration or pitch build-up. Fill the bar lube reservoir each time the fuel tank is filled.

  • Page 12: Fueling The Engine

    FUELING THE ENGINE This unit is designed to operate on a mixture of unleaded gasoline and 2-cycle engine oil. Refer to Oil and Fuel Information for complete mixing instructions and detailed fuel requirements. NOTE: Always clean the fuel tank cap and surrounding area before fueling the unit.

  • Page 13: Oil And Fuel Information

    OIL AND FUEL INFORMATION OIL AND FUEL MIXING INSTRUCTIONS Old fuel and improperly mixed fuel are the two main reasons why the unit may not run properly. Be sure to use fresh, clean unleaded gasoline and quality synthetic 2-cycle air-cooled engine oil. Do not use automotive oil or boat oil;...

  • Page 14: Stopping The Engine

    with the left hand. Place the right foot through the rear handle/ boot loop. 4. With the right and, pull the starter rope rapidly until the first firing (pop) of the engine is heard (no more than 5 pulls). 5. Push the choke lever in. 6.
  • Page 15 Throttle Control Lockout Stop Switch Fig. 10 Fig. 9 Throttle Control Trigger PROPER GRIP ON HANDLES - Hold the saw firmly with both hands. Always keep the left hand on the front handle and the right hand on the rear handle so that the operator’s body is to the left of the Chain line (Fig.11).
  • Page 16 BASIC OPERATING/CUTTING PROCEDURES - Practice cutting a few small logs using the following technique to get the “feel” of using the saw before you begin a major sawing operation. - Take the proper stance in front of the wood or tree to be cut. - Start the motor and let the chain accelerate to full speed before starting the cut.

  • Page 17: Work Area Precautions

    Chain Line Improper Stance Chain Line Fig. 15 Fig. 14 WORK AREA PRECAUTIONS - Cut only wood or materials made from wood. Do not attempt to cut sheet metal, plastics, masonry or non-wood building materials. - Keep everyone- helpers, bystanders, children and animals – 15 m away from the cutting area.
  • Page 18 FILLING Felling is the term for cutting down a tree. When felling a tree, it is important to heed the following warnings to reduce the risk of serious injury. - Do not cut down trees having an extreme lean or large trees with rotten limbs, loose bark or hollow trunks.
  • Page 19 where felling cuts are to be made. Small trees, up to 15-18 cm in diameter, are usually felled in a single cut. Larger trees require a process consisting of two main cutting operations: a notched undercut followed by a felling back cut. 1.
  • Page 20 LIMBING Limbing is the process of removing branches from a fallen tree (Fig. 22). Work slowly, while maintaining a proper grip and stance. Leave the larger support limbs under the tree to keep the tree off the ground while cutting. Limbs should be cut one at a time.
  • Page 21 Limbing Cut Limbs One at a Time and Leave Support Limbs Under the Tree Until the Log is Cut Fig. 22 Overbucking Fig. 23 UNDERBUCKING Begin on the under side of the log with the top of the saw against the log;...
  • Page 22 1. When the log is supported on one end (Fig. 25): First, cut from the bottom (underbuck) 1/3 of the way through the log to avoid splintering. Second, cut from above (overbuck) to meet the first cut and avoid pinching. 2.
  • Page 23 If the wood diameter is large enough to insert a soft wooden or plastic bucking wedge without touching the chain, one should be used to hold the cut open to prevent pinching. (Fig. 29) PRUNING Pruning is the process of trimming limbs from a live tree. (Fig. 30). Work slowly, while maintaining a proper grip and stance.

  • Page 24: Adjusting The Chain Tension

    Load Fig. 29 Fig. 30 Fig. 31 ADJUSTING THE CHAIN TENSION The chain must be tensioned whenever the flats on the drive links hang out of the bar groove (Fig. 32). Check for proper chain tension before starting the unit and periodically during operation. NOTE: A new chain tends to stretch.
  • Page 25 the chain will increase. The drive links of a correctly tensioned warm chain will hang approximately 1.3 mm out of the bar groove (Fig. 35). 4. Once adjusted, lift the tip of the guide bar up to check for proper tension (Fig.
  • Page 26 1. Fit the guide bar flush against the mounting surface so that the two guide bar bolts are in the guide bar slot (Fig. 33). Push the guide bar back as far as it will go against the drive sprocket. 2.

  • Page 27: Cleaning And Storage

    Fig. 38 Fig. 39 Fig. 40 CLEANING AND STORAGE 1. Stop the engine and wait for all moving parts to stop. 2. Allow the unit to cool. 3. Slacken the chain if it was retensioned at operating temperature during cutting work. The chain contracts as it cools down. If it is not slackened, it may damage the crank shaft and bearings.

  • Page 28: Storage Instructions

    reduce the risk of damage to the unit an personal injury from fire. Use compressed air, at 40 PSI or lower, to blow debris from the cylinder fins (Fig. 41). Always wear safety goggles/glasses when cleaning the cylinder fins with compressed air.
  • Page 29 5. Replace the spark plug. REMOVING A UNIT FROM LONG-TERM STORAGE 1. Remove the spark plug. 2. Pull the starter rope briskly to clear excess oil from the combustion chamber. 3. Clean and gap, or replace, the spark plug. 4. Prepare the unit for operation. Fig.

  • Page 30: Troubleshooting

    TROUBLE SHOOTING THE UNIT WILL NOT START OR STARTS BUT DOES NOT CONTINUE TO RUN CAUSE SOLUTION The unit started incorrectly Follow all starting and Stopping Instructions The carburetor mixture adjustment Have the carburetor adjustment by an setting incorrect authorized service center The spark plug is fouled Clean, gap or replace the spark plug The fuel tank is empty...
  • Page 31 The fuel mixture is incorrect Drain the fuel tank and fresh, properly mixed fuel THERE IS NO POWER WHEN THE UNIT IS UNDER LOAD CAUSE SOLUTION The carburetor mixture adjustment set- Have the carburetor adjusted by an ting is incorrect authorized service center The fuel is old and/or improperly mixed Drain the fuel tank and fresh, properly...

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