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Echo CS-305 Instruction Manual

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Manual is about: Echo Chain Saw Instruction Manual

Summary of CS-305

  • Page 1

    X7503205500 x750008780 12/05 chain saw instruction manual models : cs-305 cs-306 warning danger read rules for safe operation and instructions carefully. Echo provides an instruction manual and a safety manual. Both must be read and understood for proper and safe operation..

  • Page 2

    2 r ules for s afe o peration a. Kickback safety precaution for chain saw users warning! 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 may cause a lightning fast reverse reaction,...

  • Page 3: Warning

    3 7. Keep all parts of your body away from the saw chain when the engine is running. 8. Before you start the engine, make sure that the saw chain is not contacting anything. 9. Carry the chain saw with the engine stopped, the guide bar and saw chain to the rear, and the muffler away from your body. ...

  • Page 4

    4 c ontents page rules for safe operation .................................................................................................. 2 technical data ................................................................................................................. 5 emission data ...............

  • Page 5

    5 t echnical d ata * technical data subject to change without notice. L e d o m 5 0 3 - s c 6 0 3 - s c n o i s n e m i d h x w x l m m 0 2 2 x 5 3 2 x 0 8 3 h c n i 7 . 8 x 2 . 9 x 9 . 4 1 t h g i e w y r d , d a e h r e w o p g k ) b l 5 . 7 ( 4 . 3 r a b e d i u g d n a n i a h c t u o h ti w e n...

  • Page 6

    6 emission control e mission d ata d escription the echo product you purchased has been factory pre-assembled for your convenience. Due to packaging restrictions, guide bar and saw chain installation and other assembly may be necessary. After opening the carton, check for damage. Immediately notify ...

  • Page 7

    7 11 12 1. Front handle 2. Hand guard (chain brake actuating lever) 3. Saw chain 4. Guide bar 5. Chain catcher 6. Sprocket guard 7. Muffler 8. Rear hand guard 9. Throttle control lockout 10. Throttle control trigger 11. Air cleaner cover 12. Chain tension adjustment screw 13. Pull starter 14. Thrott...

  • Page 8

    8 p reparation for u se g h j k i guide bar and saw chain - install / remove warning danger saw chain is sharp! Always wear gloves when handling assembly, otherwise serious personal injury may result. 1. Move chain brake lever fully rearward to release chain brake. Important always loosen guide bar ...

  • Page 9

    9 l adjustment , chain tension important always loosen guide bar nuts before turning chain tension adjuster, otherwise clutch cover and tensioner will be damaged. 1. Remove spark plug lead. 2. Loosen two guide bar nuts (i), if necessary. 3. Hold the bar nose up, and turn the adjuster screw (l) clock...

  • Page 10

    10 ) . S . U ( ) c i r t e m ( s a g l i o s a g l i o .L a g . Z o .L f r e ti l . C c 1 2 5 6 . 2 1 . 5 8 . 2 1 4 8 0 2 0 8 0 6 1 0 0 4 fuel mix chart 50:1 handling fuel warning danger fuel is very flammable. Use extreme care when mixing, storing or handling or serious personal injury may result. ...

  • Page 11

    11 securely hold the saw. O peration b c a when the engine is cold warning danger make sure bar and chain are not touching anything when starting the saw. 1. Move chain brake lever fully forward to engage chain brake before starting. 2. Fill the fuel tank with fuel. Do not over fill. 3. Fill the cha...

  • Page 12

    12 a a starting warm engine 1. Ensure that there is fuel and chain oil in the tanks. (if fuel tank was emptied during previous operation, refill tank and push purge bulb 10 times.) 2. Move chain brake lever fully forward to engage chain brake before starting. 3. Turn switch (a) to “run” position (i)...

  • Page 13

    13 warning danger read the echo “chain saw safety manual” included with your chain saw for additional cutting and safety instruc- tions. Failure to obey all instructions may result in serious or fatal injuries. In all circumstances the operation of the chain saw is a one- man job. It is difficult at...

  • Page 14

    14 2” 45° 2” felling a tree direction of fall direction of fall hinge felling cut first cut notch second cut one-third tree diameter limbing warning danger a falling tree can cause serious injury or damage any- thing it may hit - a car, a house, a fence, a power line, or another tree. There are ways...

  • Page 15

    15 bucking uphill position finish cut first cut board or flat stones kickback • improper thrust cutting. • when the bar nose hits another tree, etc. Don’t cut with the saw overhead or the bar in a vertical posi- tion. If the saw should kick back you may not have good enough control to prevent possib...

  • Page 16

    16 / t n e n o p m o c m e t s y s e c n a n e t n i a m e r u d e c o r p d ' q e r l l i k s l e v e l r o y l i a d e r o f e b e s u y r e v e l e u f e r 3 s h t n o m 0 9 r o s r u o h 6 s h t n o m 0 7 2 r o s r u o h y l r a e y 0 0 6 s r u o h s e r u d e c o r p e c n a n e t n i a m r e l...

  • Page 17

    17 d e g f automatic oiler • the discharge volume of the automatic oiler is adjusted to 3 to 4 cc/mm (@ 7000 rpm) prior to shipment from the factory. • always check oil discharge when in use. • turn adjusting screw (d) counter-clockwise to increase oil volume, clockwise to decrease oil volume. Oil s...

  • Page 18

    18 worn : 0.5 mm j i h guide bar and oil holes • follow instructions for “guide bar and saw chain – install/remove • clean after each use - clean the grooves (h) of the guide bar with a small screwdriver. - clean oil holes (i) with a wire. • reverse guide bar periodically. Sprocket • a damaged sproc...

  • Page 19

    19 cooling system cleaning • remove spark plug lead. • remove two (2) muffler cover screws and muffler cover (a). • remove four (4) recoil starter housing screws and starter housing (b). • use a stiff bristle cleaning brush (do not us a metal brush) to remove dirt from cylinder fins in muffler and i...

  • Page 20

    20 b a carburetor adjustment engine break-in new engines must be operated a minimum duration of two tanks of fuel break-in before carburetor adjust- ments can be made. During the break-in period your engine performance will increase and exhaust emissions will stabilize. Idle speed can be adjusted as...

  • Page 21

    21 *reduced nose radius symmetrical bars (oregon name — double guard) warning danger use of replacement saw chain and/or 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 designated as, “low-k...

  • Page 22

    22 type : 90sg hold file holder level depth gauge one fifth of file diameter remains above cutter edge to sharpen other type chain, follow chain manufacturer’s instructions 30° push file as shown keep this angle 1/5 for setting saw chains, round file 4.5 mm (11/64”) and flat file are used. • to keep...

  • Page 23

    23 t roubleshooting poor performance of the engine and/or cutting mechanism can normally be prevented by carefully following these instructions. Poor performance can easily be corrected even by a beginner. When the engine does not function properly check the following three (3) points first. • is th...

  • Page 24

    24 improper fuel used ........................................ Use fuel with correct mixing ratio. Never use gasoline of poor quality. Spark plug defective (worn) ........................... Replace. Ouput (engine speed) insufficient engine keeps running, but chain does not cut clean output (engine ...

  • Page 25

    25.

  • Page 26

    26 kickback motion: • when the bar nose hits another tree, etc. • improper thrust cutting. C orrect u se of c hain b rake the installation of a chain brake may be mandatory by law or as stipulated by insurance regulations in your area of operation. You should inquire through local government offices...

  • Page 27

    27 notes.

  • Page 28

    Consumer product support 1-800-673-1558 8:30 - 4:30 mon - fri c.S.T. Echo, incorporated 400 o akwood r oad l ake z urich , il 60047 www.Echo-usa.Com s ervicing i nformation parts / serial number genuine echo parts and echo repower tm parts and assemblies for your echo products are available only fro...