DuroStar DS4016CS Owner's Manual
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DuroStar DS4016CS Owner's Manual

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CHAINSAW OWNER'S MANUAL
MODEL: DS4016CS
Caution:
Before using our chain saw, please read this manual
carefully to understand the proper use of your unit
Keep this manual
.
available for reference at all times.

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Summary of Contents for DuroStar DS4016CS

  • Page 1 CHAINSAW OWNER’S MANUAL MODEL: DS4016CS Caution: Before using our chain saw, please read this manual carefully to understand the proper use of your unit Keep this manual available for reference at all times.

  • Page 3: Table Of Contents

    OWNER’ S MANUAL SAFETY FIRST Instructions contained in warnings within this manual marked with a symbol concern critical points which must be taken into consideration to prevent possible serious bodily injury, for this reason you are requested to read all the instructions carefully and follow them without failure.

  • Page 4: Warning Labels On The Machine

    Owner’s Manual 1.WARNING LABELS ON THE MACHINE a. Read owner's manual before operating this machine b. Wear head, eye, and ear protection c. Use the chain saw with two hands d. Warning! Kickback danger e. Warning/Attention △ WARNING ！ Never remodel the product. We won’t warrant the machine if you use the remodeled product or you don’t observe the proper usage written in the manual.

  • Page 5: Symbols On The Macine

    OWNER’ S MANUAL 2. SYMBOLS ON THE MACHINE For safe operation and maintenance, symbols are carved in relief on the machine. Per these indications, please be careful not to make a mistake. a. The port to refill the “Mixed Gasoline”. b.

  • Page 6: Specifications

    Owner’ s Manual 3. SPECIFICATIONS Name Chain Saw Type Single cylinder, air cooled, two stroke Model DS4016CS Displacement（cc） Max. Power/Speed 1.2/8500 Ignition System Pointless(CDI) （kW/r/min） Carburetor Diaphragm Start Mode Recoil Starting Spark Plug BPMR7A 、 RCJ6Y 、 L6RTC Spark Plug Gap（mm）...

  • Page 7: Safety Precautions

    OWNER’ S MANUAL 4.SAFETY PRECAUTIONS BEFORE USING THE MACHINE a. Read this owners manual carefully to understand how to operate this unit properly. b. You should never use the product when under the influence of alcohol, when suffering from exhaustion or lack of sleep, when suffering from drowsiness because of having taken cold medicine, or at any other time when a possibility exists that your judgment might be impaired or that you might not be able to operate the machine properly and in a safe manner.
  • Page 8 Owner’ s Manual WARNING CONSIDERING HANDLING OF FUEL a. The engine of this product is designed to run on a mixed fuel which contains highly flammable gasoline. Never store cans of fuel or refill the fuel tank in any place where here is a boiler, stove, wood fire, electrical sparks, welding sparks, or any other source of heat or fire which might ignite the fuel.
  • Page 9 OWNER’ S MANUAL WHEN OPERATING THE ENGINE a. Keep the handles dry, clean, and free of oil or fuel mixture. b. Never touch the muffler, spark plug, or other metal parts of the engine while the engine is in operation or immediately after stopping the engine. Doing so could result in serious burns or electrical shock.

  • Page 10: Installing Guide Bar And Saw Chain

    OWNER’ S MANUAL 5.INSTALLING GUIDE BAR AND SAW CHAIN A standard saw unit package contains the items as illustrated (1) power unit (2) Bar protector (3) Guide bar (4) Saw chain (5) Plug wrench (6) Hexagon wrench Open the box and install the guide bar and the saw chain on the power unit as follows: a.

  • Page 11: Fuel And Chain Oil

    OWNER’ S MANUAL 6.FUEL AND CHAIN OIL FUEL WARNING △ ！ Gasoline is very flammable. Avoid smoking or bringing any flame or sparks near fuel. Make sure to stop the engine and allow it cool before refueling the unit. Select outdoor bare ground for fueling and move at least 3m away from the fueling point before starting the engine.
  • Page 12 Owner’ s Manual FUELING THE UNIT a. Untwist and remove the fuel cap. Rest the cap on a dustless place. b. Put fuel into the fuel tank to 80％ of the full capacity. c. Fasten the fuel cap securely and wipe up any fuel spillage around the unit.

  • Page 13: Operating

    Owner’ s Manual 7. OPERATING Starting the engine 1. Fill fuel and chain oil tanks respectively and tighten （2） the caps securely. 2. Put the switch to “I” position. 3. Push the choke knob upward. The choke will close （1） and the throttle lever will then be set in the starting position.
  • Page 14 Owner’ s Manual ADJUSTING CARBURETOR The carburetor on your unit has been adjusted by the factory, but may require fine turning due to change in operating conditions. Before adjusting the carburetor, make sure that provided are clean air/fuel filters and fresh, properly mixed fuel. When adjusting, take the following steps.

  • Page 15: Sawing

    OWNER’ S MANUAL 8.SAWING WARNING △ ！ It is not necessary to force the saw into the cut. Apply only light pressure while running the engine at full throttle. 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 way.
  • Page 16 OWNER’ S MANUAL Bucking and Limbing WARNING △ ！ Always ensure your foothold. Do not stand on the log. Be alert to the rolling over of a cut log. Especially when working on a slope, stand on the uphill side of the log. Follow the instructions in this manual to avoid kickback of the saw.

  • Page 17: Maintenance

    OWNER’ S MANUAL 9.MAINTENANCE WARNING △ ！ Before cleaning, inspecting or repairing your unit, make sure that engine has stopped and is cool. Disconnect the spark plug to prevent accidental starting. MAINTENANCE AFTER EACH USE a. Air Filter To clean dirt in the meshes, split the cleaner into halves and brush in gasoline.
  • Page 18 Owner’ s Manual SERVICE POINTS a. Cylinder fins Dust clogging between the cylinder fins will cause over heating of the engine. Periodically check and clean the cylinder fins after removing the air cleaner and the cylinder cover. Cylinder fins Note Be sure to block the air intake hole.

  • Page 19: Maintenance Of Saw Chain And Guide Bar

    OWNER’S MANUAL 10. MAINTENCE OF SAW CHAIN AND GUIDE BAR △ WARNING ！ It is very important for smooth and safe operation to keep the cutters always sharp. a. Your cutters need to be sharpened when:  Sawdust becomes powdery/fine. ...

  • Page 20: Storage

    Owner’ s Manual 11. STORAGE If the chain saw isn’t going to be used for a long time, maintain as follows: 1) Remove the fuel, the chain oil in the tank, and in the carburetor. 2) Take off the spark plug, add a small amount of oil down the spark plug hole into the cylinder, and pull the starter 2~3 times to move the piston to the top dead center, then replace the spark plug.
  • Page 21 Owner’s Manual 2) Lack of Power Description Cause Countermeasure 1) Clogged element Clean 2) Air penetration from carburetor joint Tighten 3) Faulty fuel Replace 4) Engine overheating Cool down, avoid long time operation in high Compression is speed or overloading normal and no 5) Muffler choked with misfire...
  • Page 22 Owner’s Manual 3) Stop during operation Description Cause Countermeasure File the cylinder and piston, 1) Piston burn out replace the piston ring Stop 2) Short circuit of spark abruptly Clean plug electrodes 3) Magneto inside failure Check 1) Lack of fuel Refuel Stop 2) Clogged carburetor...
  • Page 24 DuroStar Power Equipment 5798 Ontario Mills Pkwy Ontario CA 91764 800-629-3325 M – F 7:00a – 5:00p PT support@maxtool.com...

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