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Echo CS-303T manual

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Table of contents for the manual

  • Page 1

    Specifications, descriptions and illustrativ e material in th is literature are as accurate as known at the time of publ ication, but are subject to change without notice . Illustrations ma y include optional equipment and accessories, and ma y not include all standard equipment. Instruction Manual X7503207802 © 08/2013 ECHO Inc. x7722271404 / x77[...]

  • Page 2

    2 X7503207802 © 08/2013 ECHO Inc. TABLE OF CONTENTS CS-303T TABLE OF CONTENTS Table of Contents ...... .......................... ...................... ......................... ....................... ........ ........... ....................... .................. 2 Packing List ............ ....................... ......................... ....[...]

  • Page 3

    CS-303T PACKING LIST © 08/2013 ECHO Inc. X7503207802 3 PACKING LIST The ECHO product y ou purchased has been factory pre-as semb led for y our conv enience . Due to packaging restrictions, guide bar and sa w chain installation and other assemb ly may be necessary . After opening the car ton, chec k for damage . Immediately notify your retailer or [...]

  • Page 4

    4 X7503207802 © 08/2013 ECHO Inc. SAFETY CS-303T SAFETY Rules For Safe Operation Kic kback Saf ety Precautions for Ch ain Saw Users KICKBACK may occur when the nose or tip of the guide bar touches an object, or when the wood closes in and pinches the saw chain in the cut. Tip contact in some cases ma y cause a lightning fast rev erse REA CTION, Ki[...]

  • Page 5

    CS-303T SAFETY © 08/2013 ECHO Inc. X7503207802 5 Correct Use Of Chain Brake CHAIN BRAKE OPERA TION • Set the le ver in the unlock ed position before star ting to cut. • If the brak e is tripped by kic kback reaction, the chain will stop immediately . Relea se the throttle to av oid possib le damage to the engine or clutch. • Do not attempt t[...]

  • Page 6

    6 X7503207802 © 08/2013 ECHO Inc. SAFETY CS-303T A UT OMA TIC CHAIN BRAKE Kic kback produced from the tip of the guide bar will tr ip the automatic chain br ake. T o mak e sure that the automatic chain brak e operates properly , f ollow these steps: 1. Stop the engine . 2. Hold the saw with the guide bar appro ximately 55 cm (22 in.) abov e a wood[...]

  • Page 7

    CS-303T SAFETY © 08/2013 ECHO Inc. X7503207802 7 14. K eep the handles dry , clean, and free of oil or fuel mixture. 15. Operate the chain saw only in well v entilated areas . 16. Do not operat e a chain saw in a tree unless y ou hav e been specifically tr ained to do so . 17. All chain saw service, other than items listed in the Instr uction man [...]

  • Page 8

    8 X7503207802 © 08/2013 ECHO Inc. SAFETY CS-303T Personal Condition and Safety Equipment Users of this product risk injury to themselves and others if the unit is used improperly and/o r safety precautions are not followed. Prope r clothing and safety gear must be worn when operating unit. Physical Condition Y our judgment and ph ysical de xter it[...]

  • Page 9

    CS-303T SAFETY © 08/2013 ECHO Inc. X7503207802 9 The ignition components  of thi s machine generate an electromagnetic field  during opera tion which may interfere with some pacemakers.  To reduce the risk of serious or fatal injury, persons with pacemakers should consult with their physician and the pacemaker manufacturer before operatin[...]

  • Page 10

    10 X7503207802 © 08/2013 ECHO Inc. SAFETY CS-303T All over head electrical conductors and com munications wires can have electricity flow with high voltages. This unit is not insulated against el ectrical current. Never touch wires directly or indirectly, otherwise serious injury or death may resul t. Do not operate this product indoors or in inad[...]

  • Page 11

    CS-303T SAFETY © 08/2013 ECHO Inc. X7503207802 11 Symbols and Signs Symbol form/s hape Symbol description/application Symbol form/sh ape Symbol description/application WARNING!! Read and follow all safety precaution in the instruction manual. Failure to follow instructions could result in serious personal injury. Choke control “Cold Start” pos[...]

  • Page 12

    12 X7503207802 © 08/2013 ECHO Inc. EMISSION CONTROL (EXHAU ST / EVAPORATIVE) CS-303T Manual Safety Symbols an d Important Information Throughout this manual and on the product itself , y ou will find saf ety aler ts and helpful, inf or mational messages preceded by symbols or ke y words. The f ollo w ing is an expla nation of those symbols and ke [...]

  • Page 13

    CS-303T DESCRIPTION © 08/2013 ECHO Inc. X7503207802 13 DESCRIPTION Locate the saf ety decal(s) on you r unit. Make sure the decal(s) is legib le and that you underst and and follo w the instructions on it. If a decal cannot be read, a ne w one can be ordered from y our ECHO dealer . See P AR TS ORDERING instr uctions f or specific inf or mation. 1[...]

  • Page 14

    14 X7503207802 © 08/2013 ECHO Inc. DESCRIPTION CS-303T 1. Chain Brake Le ver/Front hand guar d - Guard between the front han dle and the saw chain f or protecting the hand from inju r ies and aiding in control of the chain sa w if the hand slips off the handle . 2. Air cleaner cover - Co vers air cleaner . 3. Guide bar - The par t that suppor ts a[...]

  • Page 15

    CS-303T DESCRIPTION © 08/2013 ECHO Inc. X7503207802 15 Preparation For Use Saw chain is sharp! Always wear gloves when handling assemb ly, otherwise serious personal injury may result. Note: The machine ma y be deliv ered with guide bar , tip guard, and saw chain separ ated. Install guide bar , tip guard, and saw chain as f ollows . Tip Guard to B[...]

  • Page 16

    16 X7503207802 © 08/2013 ECHO Inc. DESCRIPTION CS-303T 5. Unlock th e chain brake , and mount guide bar on studs (C) an d slide tow ard sprock et (E) to make saw chain insta llation easier . Install chain with cutters on top of guide ba r facing f orward. 6. Install the sproc ket guard o ver the guide bar studs . Ensure chain tension adjuster pin [...]

  • Page 17

    CS-303T OPERATION © 08/2013 ECHO Inc. X7503207802 17 Note: All chains require frequen t adjustments. OPERATION Fuel Alternative fuels, such as E-15 (15% etha nol), E-85 (85% ethanol) or any fuels not meeting ECHO requirements are NOT approved for use in ECHO 2-stroke gaso line engines. Use of alternative fuels may cause performance problems, loss [...]

  • Page 18

    18 X7503207802 © 08/2013 ECHO Inc. OPERATION CS-303T • DO NOT fill fuel tanks indoors. ALWAYS fil l fuel tanks outdoors over bare ground. • DO NOT overfill fuel tank. Wipe up spil ls immediately. • Securely tighten fuel tank cap a nd close fuel container after refueling. • Inspect for fuel leakage. If fuel leak age is found, do not start o[...]

  • Page 19

    CS-303T OPERATION © 08/2013 ECHO Inc. X7503207802 19 Proper lubrication of the chain while in operation red uces friction between the chain and the gu ide bar to a minimum and assures a longer ser vice lif e. • Use bar and chain o il of high quality for this purpose. • Do not use used or reclaimed oil to a v oid various oiler problems . • Us[...]

  • Page 20

    20 X7503207802 © 08/2013 ECHO Inc. OPERATION CS-303T 5. T ur n s witch (A) to “ RUN ” position (I). 6. Pull choke (B) all th e wa y out (close choke) position. 7. Push purge b ulb (C) 10 times. 8. Pull star ter handle se veral times until first starting sound is heard. (Secure unit on g round with your knee or f oot) (5-6 pulls maxim um). 9. P[...]

  • Page 21

    CS-303T OPERATION © 08/2013 ECHO Inc. X7503207802 21 Starting Warm Engine Make sure the bar and chain are free from a ny obstruction when starting the chain saw. 1. Ensure that there is fuel and chain oil in the tanks. (If fuel tank was e mptied dur ing pre vious operatio n, refill tank and push purge b ulb 10 times.) 2. Mov e chain brak e le ver [...]

  • Page 22

    22 X7503207802 © 08/2013 ECHO Inc. OPERATION CS-303T Stopping 1. Release throttle trigger and tur n s witch (A) to ST OP (O) position. 2. Mov e chain brak e le ver fully f orward to loc k chain brak e Note: If engine does not stop , pull choke control knob out fully to stop engine. Return the unit to your authorized ECHO dealer to chec k and repai[...]

  • Page 23

    CS-303T OPERATION © 08/2013 ECHO Inc. X7503207802 23 • Do not let the tip of the bar touch an ything while the engine is running. At cutting spee d the chain is moving at a high rate of speed. Should the tip co ntact a limb or log while the chain is moving, the tip will be p ushed upward with considerable force. This is known as kickback. Avoid [...]

  • Page 24

    24 X7503207802 © 08/2013 ECHO Inc. OPERATION CS-303T Felling the T ree A falling tree can seriously damage anyth ing it may hit - a car, a house, a fence, a power line , or another tree. There are ways to make a tree fall where you want it, so first decide where that is! Bef ore cutting, clear the area around the tree. Y ou will need good f ooting[...]

  • Page 25

    CS-303T OPERATION © 08/2013 ECHO Inc. X7503207802 25 Don’t cut with the sa w ov erhead or aligned v er tically with your body . If the saw should kic kback, y ou ma y not hav e enough control to pre vent possib le injur y . Bucking Buck ing is the sawing of a log or fallen tree into smaller pieces . There are a f ew basic rules which apply to al[...]

  • Page 26

    26 X7503207802 © 08/2013 ECHO Inc. OPERATION CS-303T Chain And Guide Bar Combination The f ollowing combination s are recommended f or model CS-303T . Use of replacement saw chain and/o r guide bar other than that specified, or operation without the “tip guard” in place, may cause severe kickback resulting in serious injury.Only use saw chain [...]

  • Page 27

    CS-303T MAINTENANCE © 08/2013 ECHO Inc. X7503207802 27 MAINTENANCE Moving parts can amputate fingers or cause severe injuries. Ke ep hands, clothing and loose objects away from all openings. Always stop engine, disconnect spark plug, and make sure all moving parts have come to a complete stop befo re removing obstructions, clearing debris, or serv[...]

  • Page 28

    28 X7503207802 © 08/2013 ECHO Inc. MAINTENANCE CS-303T Carburetor Adjustment Ev er y unit is run at the fa ctor y and the carbure tor is set in compliance with Emission Regulations . In addition, the carburetor is equipped with “ H ” (High Speed) and “ L ” (Lo w Speed) needle adjustment limite rs that prev ent settings outside acceptab le [...]

  • Page 29

    CS-303T MAINTENANCE © 08/2013 ECHO Inc. X7503207802 29 Air Filter 1. Check periodically . 2. Close choke (Cold start position ). T his prev ents dir t from entering the carbu retor throat when the air filter is remov ed. Brush accumulated dir t from air cleaner area. 3. Remov e air cleaner cov er . Br ush dir t from inside cov er . 4. Remov e air [...]

  • Page 30

    30 X7503207802 © 08/2013 ECHO Inc. MAINTENANCE CS-303T Note: F ederal EP A regulations require all model y ear 2012 and later gasoline po wered engines produced f or sale in the United States to be equipped with a special low permeation fuel supply hose between the carburetor and fuel tank. When ser vicing model y ear 2012 and later equipment, onl[...]

  • Page 31

    CS-303T MAINTENANCE © 08/2013 ECHO Inc. X7503207802 31 Sprocket • A damaged sproc ket will cause premature damag e or wear of sa w chain. • When the sproc ket has w or n out 0.5 mm (0.020 in.) or more, replace it. • Check spro cket when y ou install ne w chain. Replace it if wor n . Some tree sap and resins are corrosiv e. Thoroughly wash th[...]

  • Page 32

    32 X7503207802 © 08/2013 ECHO Inc. MAINTENANCE CS-303T Spark Arrestor Screen Carbon deposits in m uffler will cause a drop in engine output and ov erheating. Spark arrestor screen must be chec ked periodically . 1 . R e mo ve m uf f le r co ver. 2. Remov e spark arrestor screen cov er , gask ets, and screen from muffler body . 3. Clean carbon depo[...]

  • Page 33

    CS-303T MAINTENANCE © 08/2013 ECHO Inc. X7503207802 33 Setting The Saw Chain Impor tant points f or proper maintenance of sa w chain: • K eep the cutters sharp at all times. • K eep the left and the right cutters properly aligned. • Note that b lunt or irregular cutters will result in poor cutting perf or mance , increased vibration of chain[...]

  • Page 34

    34 X7503207802 © 08/2013 ECHO Inc. MAINTENANCE CS-303T • Place the depth gaug e tool fir mly on guidebar so that depth gauge protrudes. Then file top of depth gauge with the flat file until flat with top of the d epth gauge tool. • One fifth of the file diameter remains abo ve cutter edge . • Be sure to round off the front edge of the depth [...]

  • Page 35

    CS-303T TROUBLESHOOTING © 08/2013 ECHO Inc. X7503207802 35 TROUBLESHOOTING Fuel vapors are extremely flamm able and may cause fire and/or explosion. Never test for ignition spark by grounding spark plug nea r cylinder plug hole, otherwise serious personal injury may result. ENGINE PROBLEM TR OUBLESHOOTING CHART Problem Check Status Cause Remedy En[...]

  • Page 36

    36 X7503207802 © 08/2013 ECHO Inc. STORAGE CS-303T STORAGE Storage After Use • Inspect and adjust e v er y par t of the chain saw . • Completely clean e v er y par t and repair if necessar y . • Apply thin coating of oil on metal par ts to pre vent rust. • Remov e chain and guide bar . • Drain fuel tank complet ely . Press purge bulb 6 -[...]

  • Page 37

    CS-303T TECHNICAL DATA © 08/2013 ECHO Inc. X7503207802 37 TECHNICAL DATA * T echnical data subject to change without notice . Model CS-303T Length 260 mm (10 .2 in.) Width 235 mm (9.3 in.) Height 220 mm (8.7 in.) Dry weight 3.5 kg (7.7 lb.) Without chai n and guide bar Engine Air-cooled two-stroke single cylinder Displacem ent 30.1 cm 3 (1.84 cu. [...]

  • Page 38

    38 X7503207802 © 08/2013 ECHO Inc. WARRANTY STATEMENTS CS-303T WARRANTY STATEMENTS ECHO LIMITED W ARRANTY ST A TEMENT FOR PRODUCT SOLD IN USA AND CANADA BEGINNING 01/01/2010 ECHO'S RESPONSIBILITY ECHO Incorporated’s Limited W arranty , provides to the original purchaser that this ECHO product is free from defects in materia l and workmanshi[...]

  • Page 39

    CS-303T WARRANTY STATEMENTS © 08/2013 ECHO Inc. X7503207802 39 PURCHASED REP AIR P ARTS, SHORT BLOCKS AND ACCESSORIES GDUHVLGHQWLDORUQRQLQFRPHSURGXFLQJZDUUDQW GDFRPPHUFLDOLQVWLWXWLRQDODJULFXOWXUDOLQGXVWULDOLQFRPHSURGXFLQJRUUHQWDODSSOLFDWLRQZDUU[...]

  • Page 40

    40 X7503207802 © 08/2013 ECHO Inc. NOTES CS-303T NOTES[...]

  • Page 41

    CS-303T NOTES © 08/2013 ECHO Inc. X7503207802 41[...]

  • Page 42

    42 X7503207802 © 08/2013 ECHO Inc. NOTES CS-303T[...]

  • Page 43

    CS-303T SERVICING INFORMATION © 08/2013 ECHO Inc. X7503207802 43 SERVICING INFORMATION Parts/Serial Number Genuine ECHO P ar ts and ECHO REPOWER™ P ar ts and Assemblies f or your ECHO p roducts are av ailable only from a n A uthorized ECHO Dealer . When you do need to buy par ts al ways hav e the Model Number and Serial Number of the unit with y[...]

  • Page 44

    ECHO , INCORPORA TED 400 Oakwood Road Lake Zurich, IL 60047 www .echo-usa.com 44 C26111001001/ C26111999999 C26012001001/ C26012999999[...]