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Ronix 4645PRO Manual

Gasoline chain saw
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GASOLINE CHAIN SAW
4645PRO

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Summary of Contents for Ronix 4645PRO

  • Page 1 GASOLINE CHAIN SAW 4645PRO...

  • Page 2: Technical Specification

    TECHNICAL SPECIFICATION Model 4645Pro Engine Power 1800W Guide Bar length 45cm Cutting Capacity 40-45cm Weight Fuel Capacity 550ml Displacement 45cc Power Source Unleaded gasoline 40: Fuel Mixture two-cycle oil 1 Oil Tank Capacity 260ml Carburetor Diaphragm type Fuel Consumption at Max Engine Power...

  • Page 3: Part List

    PART LIST Front handle Front hand guard Starter handle Saw chain Throttle trigger lock-out Decompression valve throttle Oil tank Fuel Primer bulb trigger tank Spiked bumper Clutch cover WARNINNG! Before using our products, please read this manual carefully to understand the proper use of your unit. SAFETY FIRST Instructions contained in warnings within this manual marked with symbol.
  • Page 4 IMPORTANT This mark indicates instructions which must be followed, or it leads to mechanical failure, breakdown, or damage. NOTE This mark indicates hints or directions useful in the use of the product. CONTENTS - Attention! Read these notes before you start working with the saw and keep them.
  • Page 5 sawing chains, guide bars combinations may be used as mentioned in the operating instructions only for the machine. A component of the intended use is also the attention of the safety references, as well as the operating instructions in the operating instructions. Persons, who serve the machine, must make themselves trained and familiar with this product and think over all the possible dangers.

  • Page 6: Symbols On The Machine

    each of use should be considered: - If the machine is used correctly - If the method of cutting the material and how it is processed correctly. - The use of the machine state is in the regulatory - Sharpness condition of cutting tool or cutting tool real - The grab handles are mounted back to optional vibration handles and are they fixed to the machine body.
  • Page 7 the device. For safe operation and maintenance, symbols are carved in relief on the machine. According to these indications, please be careful not to make any mistake. a) The port to refuel the “MIX GASOLINE” Position. Near the fuel cap b) The port to refuel the chain oil Position: near the oil cap c) Operate the engine switch Flipping the switch to the “O”...

  • Page 8: For Safe Operation

    arrow) and activated (black arrow). Position: Front of the chain cover h) Shows the direction of the saw chain installation. Position: Front of the chain cover i) Guaranteed sound power level for this equipment. J) Engine manual start. k) Decompression valve (if applicable) Push in the decompression valve button to open the valve.
  • Page 9 It is believed that a condition called Raynaud’s phenomenon, which affects the fingers of certain individuals, may be brought about by exposure to vibration and cold. Loss of color and numbness in the fingers. The following precautions are strongly recommended because the minimum exposure which might trigger the ailment is unknown.
  • Page 10 saw handles. 11) Keep all parts of your body away from the saw chain when the engine is running. Before you start the engine, make sure the saw chain is not contacting anything. 12) Always carry the chain saw with the engine stopped the guide bar and saw chain to the rear, and the muffler away from your body.
  • Page 11 KICKBACK SAFETY PRECAUTIONS FOR CHAIN SAW USERS WARNINNG! Kickback may occur when the nose or tip of the guide bar touches an object, or when the wood closes in and pinches the saw chain in the cut. Tip contact in some cases may cause a lightning fast reverse reaction, kicking the guide bar up and back towards the operator.
  • Page 12 Do not let the nose of the guide bar contact a log, branch, or any other obstruction which could be hit while you are operating the saw. 4) Cut at high engine speeds. 5) Do not overreach or cut above shoulder height. 6) Follow manufactures sharpening and maintenance instructions for saw chain.
  • Page 13 OPEN THE BOX AND INSTALL THE GUIDE BAR AND THE SAW CHAIN ON THE POWER UNIT AS FOLLOWS. WARNINNG! The saw chain has very sharp edges. Use protective gloves for safety. 1) Pull the guard towards the front handle to check that the chain brake is not on.
  • Page 14 NOTE Pay attention to the correct direction of the saw chain. (1) moving direction 4) Mount the guide bar then fit the saw chain around the bar and sprocket. 5) Fit the chain tensioner nut into the lower hole of the guide bar, then install the chain cover, and fasten the mounting nut to finger tightness.

  • Page 15: Fuel And Chain Oil

    IMPORTANT It is very important to maintain the proper chain tension. Rapid wear of the guide bar or the chain coming off easily can be caused by improper tension. Especially when using a new chain, take good care of it since it should expand when first used.

  • Page 16: How To Mix Fuel

    WARNINNG! The fuel is highly flammable. Do not smoke or bring any flame or sparks near fuel. IMPORTANT 1) FUEL WITH NO OIL (RAW GASOLINE) - It will cause severe damage to the engine inner parts very quickly. 2) OIL FOR -4CYCLE ENGINE USE or WATER COOLED 2-CYCLE ENGINE USE - It can cause spark plug fouling, exhaust port blocking, or piston ring sticking.

  • Page 17: Operation

    NOTE Do not use waste or regenerated oil that can cause damage to the oil pump. OPERATION STARTING ENGINE 1. Untwist and remove the fuel cap and oil cap. Rest two caps on a dustless place. 2. Put fuel and oil into the fuel tank and the oil tank to %80 of the full capacity. 3.
  • Page 18 NOTE When firing occurs, the decompression valve will return to the close position automatically, you should push in the decompression valve button before each starting. 9) While holding the saw unit securely on the ground, pull the starter rope vigorously. 10) When firing occur, press the throttle trigger to allow the choke return to the running position and pull the starter handle again to start the engine.

  • Page 19: Checking Oil Supply

    CHECKING OIL SUPPLY After starting the engine, run the chain at medium speed and see if chain oil is scattered off as shown in the figure. Chain oil The chain oil flow can be changed by inserting a screwdriver in the hole on bottom of the clutch side.

  • Page 20: Adjusting Carburettor

    ADJUSTING CARBURETTOR The carburetor on your unit has been factory adjusted, but may require fine tuning due to change in operating conditions. If the carburetor needs to be adjusted, contact your dealer. Before adjusting the carburetor, make sure that Provided are clean air/fuel filters and fresh, properly mixed fuel.
  • Page 21 (1) Front handle (2) Release (3) Brake (4) Front handle guard Operation Normally, the brake is activated automatically by inertial force. It can also be activated manually by pushing the brake lever (Front handle guard) down toward the front. When the brake operates, a white cone pops up from the base of the brake lever.
  • Page 22 2) Holding the chain saw horizontally, release your hand from the front handle, hit the tip of the guide bar to a stump or a piece of wood, and confirm brake operation. Operating level varies by bar size. In case the brake is not effective, ask our dealer inspection and repairing. Stopping engine idling for a few minutes.

  • Page 23: Guard Against Kickback

    clutch system. When the saw chain is caught in the cut, do not attempt to pull it out by force, but use a wedge or a lever to open the cut. GUARD AGAINST KICKBACK This saw is also equipped with a chain brake that will stop the chain in the event of kickback if operating properly.
  • Page 24 50mm When you cut a tree, be sure to warn your neighboring workers of the danger. (A) Notch cuts (B) Felling cut LOGGING AND LIMBING WARNINNG! 1. Always ensure your foothold as well as stability of the tree. 2. Be alert to the rolling over of a cut log. 3.
  • Page 25 CUTTING A PILLOWED LOG In the area a in the picture right above, saw up from the bottom one-third and finish by sawing down from the top. In the area B, saw down from the top – one-third and finish by sawing up from the bottom. TO LIMB A FELLED TREE First check which way the limb is bent.

  • Page 26: Maintenance

    WARNINNG! The spiked bumper must always be put on while using the chain saw on tree trunk. Push the spiked bumper into the tree trunk by using the rear handle. Push the front handle in the direction of cutting line. The spiked bumper must be remaining set for further saw guiding if necessary.

  • Page 27: Maintenance After Each Use

    MAINTENANCE AFTER EACH USE 1) Air filter Dust on the cleaner surface can be removed by tapping a corner of the cleaner against a hard surface. To clean dirt in the meshes, split the cleaner into halves and brush in gasoline. When using compressed air, blow from the inside.
  • Page 28 (1) Oiling port (2) Grease port (3) Sprocket 4) OTHERS Check for fuel leakage and loose fastenings and damage to major parts, especially handle joints and guide bar mounting. If any defects are found, make sure to have them repaired before operating again. PERIODICAL SERVICE POINT 1) Cylinder fins Dust clogging between the cylinder fins will cause overheating of the engine.
  • Page 29 2) Fuel filter (a) Using a wire hook, take out the filter from the filler port. (1) Fuel filter (b) Disassemble the filter and wash with gasoline, or replace with a new one if needed. IMPORTANT - After removing the filter, use a pinch to hold the end of the suction pipe. - When assembling the filter, take care not to Allow filter fibers or dust inside the suction pipe.
  • Page 30 4) Spark plug Clean the electrodes with a wire brush and reset the gap to 0.65mm an necessary. Spark plug type NHSP LD L8RTF or CHAMPION RCJ7Y or NGK BPMR7A 5) Sprocket Check for cracks and for excessive wear interfering with the chain drive. If the wearing is found obviously, replace it with a new one.

  • Page 31: Maintenance Of Saw Chain And Guide Bar

    1) cylinder 2) Decompression valve 3) Spark plug 4) Clean the electrodes with a wire brush. Viewing through the spark plug hole, crank down the piston to the lowest position by pulling recoil starter slowly. c) Prepare diameter 2.3-4mm drill bit. d) Lay down the engine facing the valve mounting hole downward so that the removed carbon will not drop into cylinder.

  • Page 32: Guide Bar

    - Make sure the engine is stopped. - Use a round file of proper size for your chain. Chain type: 4645PRO: Oregon 21BPX File size: 4.8mm Place your file on the cutter and push straight forward. Keep the file position as illustrated.

  • Page 33: Waste Disposal And Environmental Protection

    For replacement Pitch Guide bar Chain ain saw model Zoll Length Groove width Code Code 4645PRO inches/cm inches/mm 0.325” 45/“18cm 1.5/“0.058mm Oregon Oregon 188PXBK095 21BPX072X For replacement use only above bars and chains. If you use non-approved combinations it may cause serious personal injury and damage to the machine.

  • Page 34: Troubleshooting Guide

    environmentally friendly way, e.g., at a special collecting point or dump. If your devices should become useless somewhere in the future or you do not need it any longer, do not dispose of the device together with your domestic refuse, but dispose of it in an environmentally friendly way, e.g., at a special collecting point or dump.
  • Page 35 - Replace. - Check oil passage and Ports for clogging. - Clean. If the unit seems to need further service, please consult with an authorized service shop in your area. Power unit: 4645PRO Displacement: 45.02cc Maximum engine power: 1.8 kW Fuel:...
  • Page 36 1.5 m/ s2 Cutting head: Guide bar Type: Sprocket nose Size: 18inch Cutting length: 390mm/440mm Saw chain Type: Oregon 21BPX Pitch: 0.32in Gauge: 0.058in Combination of guide bar/saw chain For 4645PRO: 1) Oregon 168PXBK095/ Oregon 21 bpx066x 2)Oregon 188PXBK095/Oregon 21BPX...

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