Wen 4018 Manual de usuario

IMPORTANT:
Read this instruction manual carefully
before putting the chainsaw into operation
and strictly observe the safety regulations!
Keep this instruction manual for future reference!
OPERATOR’S MANUAL
9 ft. Electric Pole Saw
Model # 4018
Questions? Problems?
DO NOT RETURN TO STORE
Store personnel where the winch was purchased
are not trained to handle technical questions.
In order to answer questions in the most efcient and
speedy manner, contact Customer Service at:
(888) 315-3080 M-F 8-5 CST or
by email: partsandservice@greatlakestec.com

2
TABLE OF CONTENTS
The WEN product you purchased has been factory pre-assembled for your convenience. Due to
packaging restrictions, guide bar and saw chain installation will be necessary. After opening the
carton, check for damage or missing parts. Use the content list below to check for missing parts.
PACKAGE CONTENTS
1 Power Head
1 Guide Bar
1 Saw Chain
1 Oil Container
1 Strap
1 Scabbard
2 Brushes
1 Owner’s Manual
1 Wrench
PackageContents ...................2
Specications .......................3
Important Safety Information . . . . . . . . . . . 4
Before Operating Saw . . . . . . . . . . . . . 4
While Operating Saw . . . . . . . . . . . . . . 5
Kickback Safety Precaution . . . . . . . . . 6
ExtensionCords.....................7
Chainsaw Components . . . . . . . . . . . . . . . 7
Assembly..........................8
Installing Guide Bar & Saw Chain . . . . 8
Installing Support Handle . . . . . . . . . . . 8
Chain Lubricating Oil . . . . . . . . . . . . . . 9
Chain Tension Adjustment . . . . . . . . . . 9
ChainLubricationVerication........9
Operation.........................10
Pole Saw Trimming Precautions . . . . . . . 10
Maintenance.......................11
Guide Bar and oil Holes . . . . . . . . . . . 11
Sprocket.......................11
Saw Chain Sharpening. . . . . . . . . . . . 11
Carbon Brushes . . . . . . . . . . . . . . . . . 11
Maintenance Chart . . . . . . . . . . . . . . . 12
ExplodedView.....................13
PartsList..........................14
Warranty..........................15

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CHAINSAW SPECIFICATIONS
SPECIFICATIONS
Model 4018
Motor 120V, 60Hz, 5.2 A
Saw Chain Oregon 91VG, 3/8” Pitch
Bar Length 8”
Chain Speed at No Load 10.8m/s
Lubrication of Chain Automatic Lubrication
Chain Oil Required Yes
Oil Tank Capacity 70cc(2.5uidounces)
Weight 10 LB

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READ ALL INSTRUCTIONS.
Make sure you read and understand all instructions Important Safety Information on pages 2 through
BEFORE OPERATING SAW
1. Read and understand this owner’s manual before operating pole saw.
2. Watch what you are doing .Use common sense .Do not operate saw when you are tired.
3. Use pole saw for cutting wood only .Do not use pole saw for purpose not intended. Do not use for cutting
plastic, masonry, etc.
4. Only well-instructed adults should operate pole saw. Never allow children to operate pole saw.
5. Use only electrical voltage noted on model plate of pole saw.
6. Use only extension cords marked for outdoor use.
7. Do not operate pole saw
•Whileundertheinuenceofalcohol,medication,ordrugs
•Inrainorindamporwetareas
•Wherehighlyammableliquidsorgasesarepresent
•Ifsawisdamaged,adjustedwrong,ornotfullyandsecurelyassembled
•Iftriggerdoesnotturnsawonandoff.Chainmuststopmovingwhenyoureleasetrigger.Have
faulty switch replaced by authorized service center.
•Whileinahurry
•Whileintreeoronaladderunlesstrainedtodoso
8.Wearsnug-ttingclotheswhenoperatingpolesaw.Donotwearlooseclothingorjewelry.Theycanget
caught in moving saw chain.
9. Wear the following safety gear when operating pole saw.
•Heavy-dutygloves(wearrubbergloveswhenworkingoutdoors)
•Steel-toedsafetyfootwearwithnon-skidsoles
•Eyeprotectionsuchassafetyglasses,goggles,orfacescreen
•Safehardhat
•Earmufersorearplugs
•Haircoveringtocontainlonghair
•Faceordustmask(ifworkingindustyareas)
IMPORTANT SAFETY INFORMATION
Warning – When using an electric pole saw, basic safety pre-
cautions should always be followed to reduce the risk of re,
electric shock, and injury to persons, including the following:

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10. Before cutting, always provide the following:
Clear work area
Secure footing
Planned retreat path from falling tree
11. Inspect tree before cutting down. Make sure there are no dead limbs or branches that may fall on you.
12.Toreducetheriskofelectricshock,thissawhasapolarizedplug(onebladeiswiderthantheother).This
plugwilltinapolarizedoutletonlyoneway.Iftheplugdoesnottfullyintheoutletofyourextension
cord,reversetheplug.Ifitstilldoesnott,apolarizedextensioncordwillbenecessary.Donotchange
the plug in any way.
WHILE OPERATING SAW
1. Stay alert. Use common sense wile operating pole saw.
2. Keep work area clean. Cluttered areas invite injuries.
3. Be aware of extension cord while operating pole saw. Be careful not to trip over cord. Keep cord away from
chain and operator at all times.
4. Keep children, animals, and bystanders away from pole saw and extension cord. Only pole saw user should
be in work area.
5. Do not cut down a tree unless you are trained or have expert help.
6. If two or more persons perform bucking and felling operations at the same time, provide plenty of distance
between operations. Provide distance of at least twice the height of tree being felled.
7. Secure wood you are cutting by suing clamps or chocks.
8.Grippolesawrmlywithbothhands.Neveroperatepolesawwithonehand.Neverusehandguardas
handle.
9.Keepngerofftriggeruntilreadytomakecut.
10. Before starting pole saw, make sure chain is not touching anything.
11. To guard against electrical shock, avoid body contact with grounded objects such as pipes, fences, and
metal posts.
12. Keep all parts of body away from chain when saw is running.
13. Do not force pole saw while cutting. Apply light pressure. It will do the job better and safer at the rate for
which it was intended.
14. Cut small brush and saplings with extreme care. Slender material may catch in chain and be whipped
toward you. This could also pull you off balance.
15. When cutting limb or tree trunk that is under tension, use extreme caution. Be alert for wood springing
back. When wood tension is released, limb could spring back and strike operator causing severe injury
or death.

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16. Carry pole saw from one place to another
•Withsawstoppedandunplugged
•Byholdingfronthandle(neverusehandguardashandle)
•Withngerofftrigger
•Withguidebarandchaintorear
KICKBACK SAFETY PRECAUTIONS
Kickback is the name given to a sudden, rapid upward movement of the saw cutting mechanism in an upward
arctowardstheoperator.Kickbackoccurswhentheupperquadrantofthebarnosecomesincontactwitha
solid object or is pinched. The rotational force of the chainsaw can be reversed in the opposite direction of the
chainmovement.Thismayingthebarupandbackinanarctowardstheoperator.Seriousinjuryoreven
death can result from contact between the moving saw chain and the operator.
-Holdthechainsawrmlywithbothhandsandmaintainasecuregrip.
- Be aware of the location of the bar nose at all times while cutting.
- Never bring the nose of the guide bar in contact with any object. Never cut limbs with the nose of the guide
bar. Be especially careful when cutting saplings, brush and small hard limbs that may easily pinch the cutting
chain.
- Don’t cut above shoulder height. Don’t overreach or use the chainsaw while standing on a ladder or tree.
- Never use the chainsaw one-handed.
- Use extreme caution when entering a previous cut.
-Donotattemptplungecutsifyouarenotfamiliarwiththiscuttingtechnique.
- Stand to the side of the cutting path of the chainsaw.
- Cut with a correctly sharpened, properly tensioned chain at all times.
Save these instructions. It is your guide to safe and proper operation of this pole saw.
Warning – Kickback may occur when the nose or tip of the
guide bar touches on object, or when the wood closes in the
cut. Tip contact in some cases may cause a lightning fast
reverse reaction, kicking the guide bar up and back towards
the operation. Pinching the saw chain along the top of the guide bar
may push the guide bar rapidly back towards the operator. Either
of these reactions may cause you to lose control of the saw which
could result in serious injury to user.

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CHAINSAW COMPONENTS
EXTENSION CORDS
If you use an extension cord, be sure to use one heavy enough to carry the current your electric saw will
draw. An improper gauged extension cord will cause a drop in wire voltage resulting in loss of power and
overheating. Use only extension cords having an electric rating not less than the rating of the product.
The following table shows the correct size to use depending on cord length and machine ampere rating.
EXTENSION CORD
LENGTH (FEET) 25 50 75 100 125 150 175 200
AMPS AWG
0 TO 10.0 18 18 16 16 14 14 12 12
10.1 TO 13.0 16 16 14 14 14 12 12 12
13.1 TO 15 14 12 12 12 12 12 12 --
15 TO 18 14 12 12 12 12 12 -- --
AMERICAN WIRE GAUGE RATING CHART
1. POWER CORD
2. TRIGGER SWITCH
3. HANDLE
4. ADjUSTABLE HANDLE
5. HANDLE LOCKING KNOB
6. GRIP
7. STRAP
8. TUBE 1
9. SUPPORT HANDLE
10. TENSION ADjUSTING WHEEL
11. SPROCKET LOCKING KNOB
12. GUIDE BAR
13. SAW CHAIN
14. TUBE 2
15. LOCKING LEvER
16. TRIGGER SWITCH LOCK-OUT
17. SPROCKET COvER
1
2
3
4
5
6
7
8
915 14
10 12
13
17
11
16

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ASSEMBLY
INSTALLING GUIDE BAR AND SAW CHAIN
turning the tension adjusting wheel or else the sprocket cover and
1. Remove the sprocket cover by turning the locking knob counter clockwise
2. Align the horizontal notch on the middle of the guide bar onto the raised notch
on the sawhead.
3. Install chain over sprocket and around the guide bar. Make sure the chain cut-
ters on the top of the guide bar face in the direction that the chain runs.
4. Turn the tension wheel counter clockwise until the tension pin is all the way to
the left towards the sprocket.
5. Align sprocket locking knob and tension adjuster onto the notch and hole on
the bar and install the sprocket cover by tightening the sprocket locking knob.
DO NOT OvERLY TIGHTEN
5. Adjust the chain tension by turning the tension wheel clockwise. The chain is
correctly tensioned when it is still possible to raise it by 2-3 mm in the middle
of the guide bar.
6. Tighten the sprocket cover by turning the locking knob clockwise.
WARNING - Check the chain tension before each use.
Always use protective gloves.
WARNING - Never try to run the chainsaw without sprocket
cover securely tightened.
INSTALLING SUPPORT HANDLE
1. Use the allen wrench located on the locking lever mechanism to loosen nuts on the support handle base.

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WARNING - Never use waste or reclaimed oil. This results in
damage to the oil pump, saw chain and guide bar.
WARNING - Always loosen locking knob before turning ten-
sion wheel otherwise sprocket cover and tension wheel will be
damaged. Do not over-tighten locking knob.
CHAIN LUBRICATING OIL
Usehighqualitychainlubricatingoiltominimizewearbetweenthesawchainandguidebarwhileinuse.
We recommend using SAE No. 30 in the summer and SAE No. 10 in the winter or when cutting resinous
wood. Check the oil level prior to each use.
Oiltankcapacity:70cc(2.5uidounces)
CHAIN TENSION ADjUSTMENT
CHAIN LUBRICATION vERIFICATION
1. Loosen the locking knob.
2. Using gloved hand, hold the guide bar nose up and turn the tension wheel clockwise. The chain is correctly
tensioned when it is still possible to raise it by 2-3 mm in the middle of the guide bar.
3. Tighten the sprocket cover by turning the locking knob clockwise.
WARNING - Never touch the chain while chainsaw is running.
Unplug chainsaw from power source before adjusting the saw
chain tension. Not doing so may cause severe personal injury
or death.
Totestifchainlubricatingoilisadequatelydispensedontotheguidebar,holdtheguidebar
above a dry surface and run the chainsaw for 30 seconds. A thin line of “thrown” oil should
be seen on the dry surface. Never operate the saw without chain lubrication. Even running
the saw without lubrication can cause irreparable harm to the entire cutting attachment.
2. Attach support handle on the desired location of the pole.
3. Tighten nuts on base of the handle with the allen wrench provided.

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Follow these steps to operate:
1. Loosen the locking lever. Pole will slide freely.
2. Adjust the Tube 1 &2 length that can easy reach the branch, and then tighten the locking lever securely.
3.UsebothhandstogripPoleSaw.UseonlydesignatedgripareaswhenoperatingPoleSaw.Usermgrip.
ThumbsandngersmustwraparoundPoleSawhandleandpole.
4.Makesureyourfootingisrm.Keepfeetapart.Divideyourweightevenlyonbothfeet.
5.Whenreadytomakeacut,pressintriggerswitchlock-outandsqueezetriggerswitch.
This will turn pole saw on.
OPERATION
Warning – Always follow safety procedures. Use the chainsaw
only for cutting wood and not other types of materials. Do not
use the chainsaw as a lever for lifting, moving or splitting ob-
jects. Never cut in high wind, bad weather, poor visibility con-
ditions, or in extreme temperatures. Always check for dead
branches which may fall during cutting operations.
NEVER STAND
DIRECTLY UNDER
THE LIMB YOU
ARE TRIMMING.
YOURSELF OUT
OF THE PATH OF
FALLING DEBRIS.
NEVER STAND
ON A LADDER
OR OTHER TYPE
OF UNSTABLE
USING THE POLE
DO NOT USE
-
OR TELEPHONE
LINES. MAINTAIN A
MINIMUM CLEAR-
ANCE OF 10 FEET
LINES.
KEEP OTHER
PERSONS FROM
CUTTING END OF
A SAFE DISTANCE
AREA.
POLE SAW TRIMMING PRECAUTIONS
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