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17

Stopping the engine

1. Throttle 

trigger

2. Ignition 

switch

Œ

Release throttle trigger and allow engine to idle.

Œ

Place ignition switch in STOP position.

Checking chain tension

Œ

Chain tension should be checked frequently during work and corrected if necessary.

Œ

Tension the chain as tight as possible, but so it can still be pulled easily along the bar by 
hand.

Chain lubrication test

Œ

Hold the chain just above a dry surface and open the throttle to half speed for 30 sec-
onds.
A thin line of "thrown" oil should be seen on the dry surface.

Pre cutting test

Œ

Familiarize yourself with your chain saw before you start actual cutting.

Œ

For this purpose it may be wise to practice by cutting some small logs or limbs several 
times.

Œ

Do not allow either people or animals into the work area.
Multiple operators - Keep a safe distance between two or more operators when working to-
gether simultaneously.

NOTE

If engine does not stop, turn choke control knob anticlockwise to stop engine.
Return the unit to your authorized ECHO dealer to check and repair ignition switch before
starting the engine again.

 WARNING

Make sure that the engine is shut off when checking chain tension.

NOTE

Always loosen clutch cover nut before turning the chain tension adjuster, otherwise the 
clutch cover and tensioner will be damaged.

Summary of Contents for CS-2511WES

Page 1: ...RATOR S MANUAL CHAIN SAW ENGLISH Original instructions FRANÇAIS DEUTSCH ITALIANO ESPAÑOL WARNING Read the instructions carefully and follow the rules for safe operation Failure to do so could result in serious injury ...

Page 2: ...o will operate it always include this operator s manual which provides expla nation and instructions When transferring a product please deliver it attaching the operator s manual Specifications descriptions and illustrative material in this literature are as accurate as known at the time of publication but are subject to change without notice Illustrations may include optional equipment and access...

Page 3: ... brake 18 Chain brake 18 Checking the brake function of the brake 19 Release the chain brake 19 Non manual chain brake 19 Cutting instruction 20 General 20 Felling a tree 21 Limbing 22 Bucking 22 Tension and compression in timber 23 Service maintenance guide 24 Troubleshooting 25 Saw chain maintenance 26 Service 28 Air filter 28 Check fuel system 28 Fuel filter 28 Oil filter 28 Spark plug 28 Spark...

Page 4: ...e unit Framed text featuring the word IM PORTANT contains important infor mation about the use checking maintenance and storage of the prod uct described in this manual Symbol form shape Symbol description application Symbol form shape Symbol description application Carefully read the operator s manual Oil and petrol mixture Wear eyes ears and head protection Chain oil fill Warning Kickback may oc...

Page 5: ...er neath it ECHO advises wearing hearing protection at all times If not followed hearing loss can occur You should reduce the risk of hearing damage by wearing either headset type protectors or ear plugs which are approved by an authorized organization All persons who make part of their living using chain saws should be tested periodically for hearing deterioration Always wear a helmet when workin...

Page 6: ...nd put the starter handle into the groove of cap and turn it anti clockwise Fill the fuel tank outdoors over bare ground and install the fuel cap securely Do not pour fuel indoors Wipe any spilled fuel off the unit Never refuel while the engine is still hot or fuel a running engine Do not store the unit with fuel in its tank because a fuel leak could start a fire Always fill up the chain oil first...

Page 7: ...in is not contacting anything Keep the handles dry clean and free of oil or fuel mixture Operate the chain saw only in well ventilated areas Exhaust gas oil mist from chain saw lubrication or saw dust is harmful to health Transportation 1 Guide bar cover 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 t...

Page 8: ...ue to loss of control Be alert for the phenomena skating and bouncing greater risk from kickback Be cautious not to lose balance of your body due to drop at the end of a cut Keep a good firm grip on the saw which both hands with the right hand on the rear han dle and the left hand on the front handle when the engine is running Use a firm grip with thumbs and fingers encircling the chain saw handle...

Page 9: ...s injuries It is believed that over using the muscles and tendons of the fingers hands arms and shoul ders may cause soreness swelling numbness weakness and extreme pain to the areas just mentioned To reduce the risk of repetitive stress injury do the following Avoid using your wrist in a bent extended or twisted position Instead try to maintain a straight wrist position Also when grasping use you...

Page 10: ...aw is limited Working aloft should be left to professionals Keep both feet on the ground Do not work from off the ground positions Stop the engine before setting the chain saw down Wood practices Operating a chain saw safely requires a chain saw in proper working order sound judge ment and knowledge of the methods which should be applied in each cutting situation Do not let any person use your saw...

Page 11: ...hain Chain serving as a cutting tool 13 Spiked bumper Device fitted in front of the guide bar mounting point acting as a pivot when in contact with a tree or log 14 Fuel tank cap For closing the fuel tank 15 Oil tank cap For closing the oil tank 16 Starter handle The grip of the starter for starting the engine ES START 17 Purge bulb primer pump When starting engine push primer pump 3 or 4 times 18...

Page 12: ...elease the chain brake and install the clutch cover over the guide bar stud Tighten a nut finger tight Ensure that chain tension adjuster fits into bar hole 11 Front hand guard Brake lever Align the brake connector of the clutch cover to the groove on the side of the front hand guard WARNING For your own safety always stop the engine before performing any of the following operations CAUTION 1 All ...

Page 13: ...djuster clockwise until the chain fits snugly against the underside of the bar A Proper tension B Improper tension Tighten the nut with the bar nose held up Pull the chain around the bar by hand Loosen the adjustment if you feel tight spots ...

Page 14: ...n oil specially formulated for bars and chains for proper lubrication These oils contain tackifiers anti aging and anti oxidizing agents Consult your ECHO dealer for the proper chain oil Never use waste or reclaimed oil to avoid various malfunctions on oil system clutch sys tem chain and guide bar Lubrication problems caused by the use of improper oil will void the warranty Especially vegetable ba...

Page 15: ...ide air temperature is 5 ºC or lower For operation above 5 ºC return the air shutter to its original place Failing to do so will cause the engine to be overheated WARNING After choke control knob is turned and then knob is returned to original position throttle remains a little open latch condition If engine is started in this latch condition chain starts to turn Do not start engine before chain b...

Page 16: ...ED position Place ignition switch in run position Securely hold the chain saw Pull starter handle Choke may be used if necessary but after first firing sound pull throttle trigger a little to release throttle latch and choke After choke control knob is turned and then knob is returned to original position throttle re mains a little open latch condition Running 1 Chain brake RELEASED position 2 Thr...

Page 17: ...est Familiarize yourself with your chain saw before you start actual cutting For this purpose it may be wise to practice by cutting some small logs or limbs several times Do not allow either people or animals into the work area Multiple operators Keep a safe distance between two or more operators when working to gether simultaneously NOTE If engine does not stop turn choke control knob anticlockwi...

Page 18: ...engthen the stopping time Wear and fatigue of the activating brake spring and wear of the brake clutch drum and pivot points may lengthen the brake s stopping time A damaged hand guard and lever may render the brake inoperative DANGER Kickback motion is very hazardous If the tip of the bar touches wood or the like the guide bar kicks back in an instant The chain brake reduces the possibility of in...

Page 19: ...al chain brake stops the operation of the saw chain in such a manner that the kickback action produced at the end of the guide bar non manually actuates the chain brake To make sure that the non manual chain brake operates properly proceed as follows 1 Stop the engine of the chain saw 2 Operate the front and rear handles with hands grip them lightly so that the guide bar may be placed at the heigh...

Page 20: ...or limbs Be thoroughly familiar with the controls and the responses of the saw Start the engine see that is running properly Squeeze the trigger to open the throttle wide open then start the cut It is not necessary to press down hard to make the saw cut If the chain is properly sharpened the cutting should be relatively effortless Pushing the saw too hard will slow the engine and cutting will actu...

Page 21: ...ed bumper 2 5 cm to 5 cm above the bottom of the notch and stop cutting at approximately 1 10 of diameter to the inner edge of the notch in order to leave the uncut portion of the wood as a hinge 1 Notch cuts 2 Back cut 3 Wedges when room 4 Fall A Leave 1 10 of diameter hinge Do not try to cut through to the notch with the felling cut The remaining wood between the notch cut and felling cut will a...

Page 22: ...w how limb is stressed 1 Leave supporting limbs till last 2 Slide support logs under trunk 3 If you have thick branches work from the outside to the inside to avoid your bar and chain get stuck Bucking Bucking is the sawing of a log or fallen tree into smaller pieces There are a few basic rules which apply to all bucking operations Keep both hands on the handles at all times Support logs if possib...

Page 23: ...r The second cut is made downwards and should meet the first cut Overbuck 6 Down 7 Unsupported end Underbuck 8 Up 9 Wedge Make angled cut when one section may settle against the other WARNING Never use throttle latch for cutting jobs CAUTION If you have misjudged the effects of tension and compression and cut from the wrong side the timber will pinch the guide bar and chain trapping it Racing the ...

Page 24: ...nspect Tighten Replace O WARNING If not maintained properly the product may pose a serious risk to physical health CAUTION Before and after using the product check the antivibration rubber or spring for making sure that it is not worn cracked or deformed NOTE If not maintained properly the product s performance may deteriorate IMPORTANT Time intervals shown are maximum Actual use and your experien...

Page 25: ...problem Ask your ECHO dealer Engine runs Dies or accelerates poorly Air filter dirty Fuel filter dirty Fuel vent plugged Spark plug Carburettor Cooling system plugged Exhaust port silencer plugged Clean or replace Clean or replace Clean Clean and adjust replace Ask your ECHO dealer Clean Clean Rotating saw chain at idling speed Carburettor Clutch damaged or binded Ask your ECHO dealer Ask your ECH...

Page 26: ...ood chips then inspect the cutters for damage When sharpening the chain the objective will be to maintain the same angles and profiles throughout its life as when it was new Inspect the chain for damage or wear every time you refuel your chain saw WARNING Switch off the engine before sharpening the chain Always wear gloves when working on chain CAUTION The following faults will increase the risk o...

Page 27: ... and then take all the other cutters back to the same length 7 The depth control determines the thickness of wood chip produced and must be main tained correctly throughout the chain life 8 As the cutter length is reduced the depth control height is altered and must be reduced 9 Position the depth gauge and file off any of the depth control which protrudes 10 Round off the front of the depth contr...

Page 28: ... Fuel filter 2 Fuel tank cap Check periodically Do not allow dust to enter fuel tank A clogged filter will cause difficulty in starting engine or abnormalities in engine perfor mance Pick up the fuel filter through fuel inlet port with a piece of steel wire or the like When the filter is dirty replace it When the inside of the fuel tank is dirty it can be cleaned by rinsing the tank out with petro...

Page 29: ...drum Worn out 0 5 mm The damaged sprocket will cause premature damage or wear of saw chain When the sprocket has worn out 0 5 mm or more replace it Check sprocket when you install new chain Replace it if worn Check clutch drum if it rotates freely and smoothly If not ask your dealer for repair Carburettor 1 Spark plug cover 2 Spark plug cover latch 3 T wrench NOTE When replacing guide bar or saw c...

Page 30: ...ns to let cooling air pass easily Clean the periphery of the ignition coil and the flywheel magneto Assemble the components in reverse order Silencer Remove two bolts and the silencer cover Remove the spark plug lead Remove the spark arrester screen from the silencer body Clean carbon deposits from the silencer components Replace the screen if it is cracked or has holes burned through Assemble the...

Page 31: ...lent Otherwise there may be a risk of accidents and damage to the machine Length cm Guide bar Chain Clutch drum Part number 20 C20HA4 52CL ED A4S 52E A556 001710 C20SA4 52CL ED A4S 52E 25 C25HA4 60CL ED A4S 60E C25SA4 60CL ED A4S 60E 20 C20S91 35SA ET 91PX 35E A556 001720 25 C25S91 40SL ET 91PX 40E 30 C30S91 47ML EC 91PX 47E ...

Page 32: ...s 7 Remove the spark plug and pour 10 mL of fresh clean two stroke engine oil into the cyl inder through the spark plug hole A Place a clean cloth over the spark plug hole B Pull the recoil starter handle 2 or 3 times to distribute the oil inside the cylinder C Observe the piston location through the spark plug hole Pull the recoil starter handle slowly until the piston reaches the top of its trav...

Page 33: ...The codes refer to the following materials dispose of those plastic parts in accordance with local regulations Please contact your ECHO dealer in case you do not know how you should dispose of waste oil plastic parts Mark Material PA6 GF Nylon 6 Glass fibre PA66 GF Nylon 66 Glass fibre PP GF Polypropylene Glass fibre PE HD Polyethylene POM Polyoxymethylene ...

Page 34: ...27 0 050 inch Oregon 25AP 25A 21 5 6 35 1 4 inch 1 09 0 043 inch 20 25 ECHO 1 09 0 043 inch SUGIHARA A4S 21 5 Lubrication Adjustable automatic oil pump Sprocket Specified number of teeth 8 8 Engine Type Carburettor Magneto Spark plug Starter Power transmission Engine displacement Maximum shaft brake power ISO 7293 Recommended maximum speed with cutting attachment Recommended speed at idling mL cm3...

Page 35: ...nch 1 27 0 050 inch 20 25 30 ECHO 1 27 0 050 inch Carlton N1C BL Oregon 91PX 24 2 Adjustable automatic oil pump Sprocket Specified number of teeth 6 Engine Type Carburettor Magneto Spark plug Starter Power transmission Engine displacement Maximum shaft brake power ISO 7293 Recommended maximum speed with cutting attachment Recommended speed at idling mL cm3 kW r min r min Air cooled 2 stroke single...

Page 36: ...0 EU use of harmonized standard EN ISO 14982 2009 the requirements of Directive 2011 65 EU use of harmonized standard EN 50581 2012 the requirements of Directive 2000 14 EC Conformity assessment procedure followed ANNEX V Measured sound power level LWA 110 dB A Guaranteed sound power level LWA 113 dB A Serial Number 38001001 to 38100000 Tokyo May 24th 2019 YAMABIKO CORPORATION The authorized repre...

Page 37: ...37 X750 333 330 0 2019 1Memorandum and back cover Memorandum ...

Page 38: ...38 X750 333 330 0 2019 1 7 2 SUEHIROCHO OHME TOKYO 198 8760 JAPAN PHONE 81 428 32 6118 FAX 81 428 32 6145 Printed in Japan 2017 09 ...

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