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GB-4

G4501/G5201/G5201P

4. For safe operation

WARNING

This  chainsaw  has  been  especially  designed  for  tree 

maintenance and should therefore only be used by trained 

operators when working on trees.

When using this product for the first time, before beginning 

actual work, learn to handling it from skilled worker.

1.  Never operate a chain saw when you 

are fatigued, ill, or upset, or under the 

influence  of  medication  that  may 

make you drowsy, or if you are under 

the influence of alcohol or drugs. 

2.  Use  safety  footwear,  snug  fitting 

clothing and eye, hearing and head 

protection devices. 

 

Use the vibration-proof glove.

3.  Keep the saw chain sharp and the 

saw,  including  the  AV  system,  well 

maintained. A dull chain will increase 

cutting  time,  and  pressing  a  dull 

chain through wood will increase the 

vibrations transmitted to your hands. 

A saw with loose components or with 

damaged or worn AV buffers will also 

tend to have higher vibration levels. 

4.  Always  use  caution  when  handling 

fuel. Wipe up all spills and then move 

the chain saw at least 3 m from the 

fueling point before starting the en-

gine. 

5.  Eliminate  all  sources  of  sparks  or 

flame (i.e. smoking, open flames, or 

work that can cause sparks) in the 

areas where fuel is mixed, poured, or 

stored. 

6.  Do not smoke while handling fuel or 

while operating the chain saw.

 

7.  Do not allow other persons to be near 

the chain saw when starting or cut-

ting. Keep bystanders and animals 

out of the work area. Children, pets 

and bystanders should be a minimum 

of 10 m away when you start or oper-

ate the chain saw. 

8.  Never start cutting until you have a 

clear work area, secure footing, and 

a planned retreat path from the falling 

tree. 

9.  Always hold the chain saw firmly with 

both hands when the engine is run-

ning. Use a firm grip with thumb and 

fingers  encircling  the  chain  saw 

handles. 

10. Keep all parts of your body away from 

the  saw  chain  when  the  engine  is 

running. 

11. 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. 

13. Always inspect the chain saw before 

each  use  for  worn,  Ioose,  or  dam-

aged  parts.  Never  operate  a  chain 

saw  that  is  damaged,  improperly 

adjusted,  or  is  not  completely  and 

securely assembled. Be sure that the 

saw  chain  stops  moving  when  the 

throttle control trigger is released. 

14. All chain saw service, other than the 

items listed in the Owner’s Manual, 

should be performed by competent 

chain saw service personnel. (E.g., if 

improper  tools  are  used  to  remove 

the flywheel, or if an improper tool is 

used to hold the flywheel in order to 

remove the clutch, structural damage 

to  the  flywheel  could  occur  which 

could  subsequently  cause  the  fly-

wheel to disintegrate.) 

15. Always  shut  off  the  engine  before 

setting it down. 

16. Use  extreme  caution  when  cutting 

small  size  brush  and  saplings  be-

cause slender material may catch the 

saw  chain  and  be  whipped  toward 

you or pull you off balance. 

17. 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  re-

leased. 

18. Never cut in high wind, bad weather, 

when visibility is poor or in very high or 

low temperatures. Always check the 

tree for dead branches which could 

fall during the felling operation. 

19. Keep the handles dry, clean and free 

of oil or fuel mixture. 

01-G4501・5201・5201P_GB_306_四.indd   4

13.6.20   11:29:36 AM

Summary of Contents for G4501

Page 1: ...GB 1 G4501 G5201 G5201P G4501 G5201 G5201P G B OWNER S MANUAL CHAIN SAW Original Language 115 59 72 38 306 01 G4501 5201 5201P_GB_306 四 indd 1 13 6 20 11 29 33 AM ...

Page 2: ... 13 Guide Bar 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 care fully and follow them without fail NOTES ON TYPES OF WARNINGS IN THE MANUAL WARNING This mark indicates instructions whi...

Page 3: ...d min 1 G4501 13 500 G5201 14 500 G5201P 14 000 Idle speed min 1 G4501 2 500 G5201 2 500 G5201P 2 500 Noise at Operator s ear Racing G4501 105dB A G5201 107dB A G5201P 107dB A Specificatiotns are subject to change without notice 3 Warning labels on the machine 1 Read operator s manual be fore operation this machine 5 Warning Attention 2 Wear head eye and ear pro tection 6 Never touch hot surface 3...

Page 4: ...ned retreat path from the falling tree 9 Always hold the chain saw firmly with both hands when the engine is run ning Use a firm grip with thumb and fingers encircling the chain saw handles 10 Keep all parts of your body away from the saw chain when the engine is running 11 Before you start the engine make sure the saw chain is not contacting anything 12 Always carry the chain saw with the engine ...

Page 5: ...circling the chain saw han dles A firm grip will help you reduce kickback and maintain control of the saw 3 Make certain that the area in which you are cutting is free from obstruc tions 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 shoul der height 6 ...

Page 6: ...he direction of arrow the engine stops immediately Position Rear left of the unit d Choke will close when pulling the choke knob Position Choke knob Shows the directions that the chain brake is released white arrow and activated black ar row Position Front of the chain cover The screw at the left of the T stamp is the Idle adjustment screw Position Left side of the rear handle The screw under the ...

Page 7: ...over loose 8 Tighten the tensioner screw NOTE A new chain will expand its length in the beginning of use Check and readjust the tension frequently as a loose chain can easily derail or cause rapid wear of itself and the guide bar Open the box and install the guide bar and the saw chain on the power unit as follows WARNING The saw chain has very sharp edges Use thick protective gloves for safety 1 ...

Page 8: ...cessary for the engine to last long Be careful that if the agitation is insufficient there is an increased danger of early piston seizing due to ab normally lean mixture 5 Put a clear indication on the outside of the container to avoid mixing up with gasoline or other containers 6 Indicate the contents on outside of container for easy identification FUELING THE UNIT 1 Untwist and remove the fuel c...

Page 9: ...t the carburetor with the bar chain at tached WARNING It is very dangerous to run a chainsaw that mounts broken parts or lacks any parts Before starting engine make sure that all the parts including bar and chain are installed properly Starting THE engine 1 Fill fuel and chain oil tanks respectively and tighten the caps securely 2 Set the switch to I position P type Push in the decompression valve...

Page 10: ...over When using the saw with the anti freeze mode frequent ly check the screen and keep it clean of saw dust NOTE When using the unit at times when it is snowing Zenoah recommends that you also use a snow protector effective in preventing the air filter from freezing e g the sepa rately sold Z2881 98610 snow protector 1 H and L needles are restricted within the number of turn as shown below G4501 ...

Page 11: ...e chain should stop immediately with the engine at full speed If the chain is slow to stop or does not stop replace the brake band and clutch drum before use It is extremely important that the chain brake be checked for proper opera tion before each use and that the chain be sharp in order to maintain the kickback safety level of this saw Removal of the safety devices inad equate maintenance or in...

Page 12: ...he 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 To assemble the cleaner halves press the rim until it clicks NOTE When installing the main filter make sure that the grooves on the filter edge are correctly fit with the projection...

Page 13: ... oil filter through the filler port and clean in gasoline When putting the filter back into the tank make sure that it comes to the front right corner Also clean off dirt in the tank Oil filter 11 Maintenance of Saw Chain and Guide Bar Place the file on the cutter and push straight forward Keep the file position as illustrated After each cutter has been filed check the depth gauge and file it to t...

Page 14: ... dles Check oil for substan dard quality Check oil passage and ports for clog ging Replace Clean of a cutter If a gap is observed between them the rail is normal Otherwise the bar rail is worn Such a bar needs to be corrected or replaced WARNING This saw is equipped with one of the following low kickback bar chain combinations Model Guide bar Saw chain Type Part No Type Part No G4501 18 Sprocket n...

Page 15: ... PART ANY REPLACEMENT PART THAT IS EQUIVALENT IN PERFORMANCE AND DURABILITY MAY BE USED IN NON WARRANTY MAINTENANCE OR REPAIRS AND SHALL NOT REDUCE THE WARRANTY OBLIGATION OF THE COMPANY THE COMPANY IS LIABLE FOR DAMAGES TO OTHER ENGINE COMPONENTS CAUSED BY THE FAIRURE OF A WARRANTED PARTS STILL UNDER WARRAN TY THE WARRANTY DOES NOTAPPLY TO THOSE UNITS WHICH HAVE BEEN DAMAGED BY NEGLIGENCE OF INST...

Page 16: ...01 G4501 5201 5201P_GB_306 四 indd 16 13 6 20 11 29 42 AM ...

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