Zhejiang YD-45A Owner's Manual
  1. Manuals
  2. Brands
  3. Zhejiang Manuals
  4. Chainsaw
  5. YD-45A
  6. Owner's manual

Zhejiang YD-45A Owner's Manual

Gasoline chain saw
Hide thumbs
Table of Contents

Advertisement

Quick Links

GASOLINE CHAIN SAW
OWNER'S MANUAL
Caution
CE TUV/GS EMC
Zhejiang Yongkang Zhongjian Tools Manufacture Co.,Ltd.
27,Yongdong Road E,Great Wall Industrial Zone,Yongkang,Zhejiang Province,
P.R.China
YD-45A
Before using our chain saws,
please
carefully to understand the
proper use of your unit.
Keep this manual handy.
read
this
manual
1

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the YD-45A and is the answer not in the manual?

Questions and answers

Summary of Contents for Zhejiang YD-45A

  • Page 1 Before using our chain saws, please read this manual Caution carefully to understand the proper use of your unit. Keep this manual handy. CE TUV/GS EMC Zhejiang Yongkang Zhongjian Tools Manufacture Co.,Ltd. 27,Yongdong Road E,Great Wall Industrial Zone,Yongkang,Zhejiang Province, P.R.China...

  • Page 2: Table Of Contents

    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, and for this reason you are requested to read all such instructions carefully and follow them without fail.
  • Page 3 1.Front hand guard 10.Fuel tank cap 2.Starter handle 11.Oil tank cap 3.Air cleaner cover 12.Front handle 4.Choke knob 13.Saw chain 5.Throttle trigger lockout 14.Guide bar 6.Rear handle 15.Spiked bumper 7.Throttle trigger 16.Chain catcher 8.Throttle lock button 17.Rear hand guard 9.Stop switch 18.Muffler/clutch cover...
  • Page 4 Safety Device: 1. 1．Chain brake with front Hand Guard--Guard between the front handle and the saw chain for protecting the hand from injuries and aiding in control of the chain saw if the hand slips off the handle. This guard is used to activate the chain brake which is to stop the saw chain rotation.
  • Page 5 (1) Read owner’s manual before operating this machine. (2) Wear head, eye and ear protection. (3) Use the chain saw with two hands. (4) Warning! Kickback is dangerous. (5) Warning/Attention. （6）Wear thick work gloves (7)Wear safety boots with saw protection against cutting. IMPORTANT If warning seals peel off or become soiled and impossible to read, you should contact the dealer from which you purchased the...
  • Page 6 WARNING This product should only be used in the original condition. The warranty only applies to machines that have been operated in their original condition and as instructed in the user’s manual. For safe operation and maintenance, symbols are carved in relief on the machine.
  • Page 7 BEFORE USING THE MACHINE a. Read this owner’s 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 as a result 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 Lack of sleep, tiredness, or physical exhaustion results in lower attention spans, and this in turn leads to accidents and injury. Limit the amount of time of using the machine continuously to somewhere around 10 minutes per session, and take 10-20 minutes of rest between work sessions. Also try to keep the total amount of work performed in a single day under 2 hours or less.
  • Page 9 3. Things to notify your working area (Rope, warning signs) 4. Whistle (for collaboration or emergency) 5. Hatchet or saw (for removal of obstacles) c. Never use the product when wearing pants with loose cuffs, when wearing sandals, or when barefoot. WARNING CONSIDERING HANDLING OF FUEL a.
  • Page 10 Use caution and keep bystanders and animals out of the working area whose diameter is 2.5 times of the cutting object. Inspect the machine for worn, loose, or damaged parts. Never operate the machine that is damaged, improperly adjusted, or is not completely and securely assembled. Make sure that the saw chain stops moving when the throttle control trigger is released.

  • Page 11: Safety Precautions

    or pull you off balance. When cutting a limb that is under tension, be alert for spring back so that you will not be struck when the tension in the wood fibers is released. Check the tree for dead branches that could fall during the felling operation.
  • Page 12 MAINTENANCE In order to maintain your product in proper working order, perform the maintenance and checking operations described in the manual at regular intervals. MAINTENANCE INSTRUCTIONS All chain saw service, other than items listed here in your user manual maintenance instructions, should be performed by a professional.
  • Page 13 STORAGE WARNING: Stop engine and allow to cool. Secure the unit before storing or transporting in a vehicle. Store unit and fuel in an area where fuel vapors cannot reach sparks or open flames from water heaters, electric motors or switches, fumaces, etc. Store unit with all guards in place.
  • Page 14 WARNING The saw chain has very sharp edges. Pay attention to the correct direction of the saw chain.(F3)Use thick protective gloves for safety. 1.Pull the guard towards the front handle to check that the chain brake is not on. 2.Loosen the nuts and remove the chain cover. 3.Install the attached spike to the power unit.
  • Page 15 FUEL Mix a regular grade gasoline (leaded or unleaded, alcohol-free) and a quality-proven motor oil for air cooled 2 cycle engines. Recommended mixing ratio: Condition Gasoline: Oil Up to 20 hours use 20:1 After 20 hours use 25:1 25:1 Mix Chart Gasoline liters 1 2-cycle oil ml.

  • Page 16: Fuel And Chain Oil

    STARTING ENGINE 1.Fill fuel and chain oil tanks respectively, and tighten the caps securely. (F7) 2.Put the switch to “I” position. (F8) 3.While holding the throttle lever together with the throttle interlock, push in the side throttle lock button and release the throttle lever to hold it at the starting position.
  • Page 17 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. (F12) (1) Chain oil The chain oil flow can be changed by inserting a screwdriver in the hole on bottom of the clutch side.
  • Page 18 L needle: 1¼ 2.Start engine and allow it to warm up at half-throttle. 3.Turn L needle slowly clockwise to find a position where idling speed is maximum, then set needle back quarter (1/4) turn counterclockwise. 4.Turn idle adjusting screw (T) counterclockwise so that saw chain does not turn.
  • Page 19 CHAIN BRAKE This machine is equipped with an automatic brake to stop saw chain rotation upon occurrence of kickback while in saw cutting operation. The brake is automatically operated by inertial force which acts on the weight fitted inside the Front hand guard.

  • Page 20: Sawing

    Put the switch to the “O” (STOP) position. (F19) (1) Switch WARNING Before proceeding to your job, read “For Safe Operation” section it is recommended to first practice sawing easy logs. This also helps you get accustomed to your unit. Always follow the safety regulations.

  • Page 21: Maintenance

    of this saw. Removal of the safety devices, inadequate maintenance, or incorrect replacement of the bar or chain may increase the risk of serious personal injury due to kickback. Caution Chain saw transmit vibrations to the user during the use. These vibrations can generate an increased tiredness.
  • Page 22 When the tree starts to fall,kill the engine,place the saw on the ground and make your retreat quickly. Bucking and Limbing GENERAL GUIDELINES FOR FELLING TREES: Normally felling consists of 2 main cutting operations, notching (C) and making the felling cut ( D). start making the upper notch cut ( C) on the side of the tree facing the felling direction ( E).Be sure you don’t make the lower cut too deep into the trunk.
  • Page 23 Never saw completely through the trunk. Always leave a Hinge. The hinge guides the tree. If the trunk is completely Cut through. Control over the felling direction is lost. Insert a wedge or felling lever in the cut well before the tree becomes unstable and starts to move.This will prevent the guide bar from binding in the felling cut if you have misjudged the falling direction.make sure no bystanders have entered the range of the falling tree before you push it over.
  • Page 24 Fig. 15 WARNING Pls clasp the log being cut to prevent it from rotating. Pls decelerate the cutting speed when the log is cut off to avoid the occurrence of hurting people by flying off wood chips. Always ensure your foothold. Do not stand on the log. Be alert to the rolling over of a cut log.
  • Page 25 Cutting Limb of Fallen Tree (F25) First check to which side the limb is bent. Then make the initial cut from the bent side and finish by sawing from the opposite side. WARNING Be alert to the springing back of a cut limb. Pruning of Standing Tree (F26) Cut up from the bottom, finish down from the top.
  • Page 26 clicks. NOTE When installing the main filler, make sure that the grooves on the filter edge are correctly fit with the projections on the cylinder cover. 2. Oiling port Dismount the guide bar and check the oiling port for clogging. (F28) (1) Oiling port 3.
  • Page 27 2. Fuel filter (a) Using a wire hook, take out the filter from the filler port. (F32) (1) Fuel filter (b) Disassemble the filter and wash with gasoline, or replace with new one if needed. NOTE After removing the filter, use a pinch to hold the end of the suction pipe.
  • Page 28 Replace if adhered part is peeled or crack is observed on the rubber part. TRANSPORTATION When transporting your chain saw,use the appropriate guide bar cover. Carry the chain saw with the engine stopped,the guide bar and saw chain to the rear,and the silencer away from your body.
  • Page 29 (6) Side plate angle (7) Top plate cutting angle GUIDE BAR Reverse the bar occasionally to prevent partial wear. The bar rail should always be a square. Check for wear of the bar rail. Apply a ruler to the bar and the outside of a cutter. If a gap is observed between them, the rail is normal.
  • Page 30 Power unit: Displacement (cm ) :45.0 Idling speed (rpm):2800 Max.speed with cutting attachment (rpm): 9000 Fuel: consumption (kg/h): 1.22 Fuel:Mixture (Gasoline 25: Two-cycle oil 1) Fuel tank capacity (ml): ……………550 Chain oil : ………Motor oil SAE# 10W-30 Oil tank capacity (ml) ………………260 Carburetor: ……………Diaphragm type(Walbro WT) Ignition system: …………Pointless (CDI)

  • Page 31: Specifications

    Mean braking time at racing speed(S):0.1 Noise: Sound pressure level in accordance with ISO7182 dB(A):98.3 Equivalent sound pressure level,time-weighted energy total with the time distribution:1/3 idling, 1/3 full load and 1/3 racing. Sound power level in accordance with ISO9207 dB(A):106.8 Guaranteed sound power level (dBA):109 Vibration in accordance with ISO7505 (m/s Equivalent vibration level, time-weighted energy total with the time distribution: 1/3...

Table of Contents

Save PDF