Page 2 - RULES FOR SAFE OPERATION; A. Kickback Safety Precaution for Chain Saw Users
2 RULES FOR SAFE OPERATION A. Kickback Safety Precaution for Chain Saw Users WARNING!KICKBACK may occur when the nose or tip of theguide bar touches an object, or when the woodcloses in and pinches the saw chain in the cut. Tip contact in some cases may cause a lightningfast reverse REACTION, Kickin...
Page 3 - CONTENTS
3 CONTENTS Page Rules for Safe Operation .................................................................................................. 2Technical Data ................................................................................................................. 4Emission Data ..................
Page 4 - TECHNICAL DATA
4 TECHNICAL DATA * Technical data subject to change without notice. l e d o M 0 0 3 - S C 0 4 3 - S C 5 4 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 6 2 5 4 2 x 5 3 2 x 0 8 3 h c n i 7 . 8 x 2 . 9 x 2 . 0 1 6 . 9 x 2 . 9 x 0 . 5 1 t h g i e W y r d , d a e h r e w o P g k ) b l 1 . 7 ...
Page 5 - DESCRIPTION; EMISSION; EPA Phase II; EMISSION DATA; PRODUCT EMISSION DURABILITY
5 DESCRIPTION The ECHO product you purchased has been factory pre-assembled for your convenience. Due to packagingrestrictions, guide bar and saw chain installation and other assembly may be necessary. After opening the carton, check for damage. Immediately notify your retailer or ECHO Dealer of dam...
Page 6 - NOMENCLATURE OF PARTS
6 1. Hand guard (Chain brake actuating lever) 2. Throttle control lockout 3. Throttle control trigger 4. Sprocket guard 5. Chain catcher 6. Air cleaner cover 7. Purge bulb 8. Guide bar 9. Saw chain 10. Front handle 11. On / Off switch 12. Rear hand guard 13. Fuel tank cap 14. Pull starter 15. Oil ta...
Page 7 - PREPARATION FOR USE; UP; WARNING; CAUTION
7 B A PREPARATION FOR USE UP The machine may be delivered with guide bar (A), tipguard, and saw chain (B) separated. Install guide bar, tipguard, and saw chain as follows: WARNING DANGER Saw Chain is sharp! Always wear gloves whenhandling assembly, otherwise serious personal injurymay result. CAUTIO...
Page 8 - FUEL STATEMENT; IMPORTANT; FUEL AND LUBRICANT; Fuel Mix Chart
8 FUEL STATEMENT GASOLINE - Use 89 Octane [R+M/2] (mid grade or higher)gasoline or gasohol known to be good quality. Gasohol maycontain up to 10% Ethyl (grain) alcohol or 15% MTBE (methyltertiary-butyl ether). Gasohol containing methyl (wood) alcoholis NOT approved. TWO STROKE OIL - A two-stroke eng...
Page 9 - OPERATION; WHEN THE ENGINE IS COLD; WHEN THE ENGINE IS HARD TO START
9 CS-345 CS-300 CS-340 A A B C Securely hold the saw. OPERATION WHEN THE ENGINE IS COLD • Move chain brake lever fully forward to engage chain brakebefore starting. • Fill the fuel tank with fuel. • Fill the chain oil tank with lubricant. • Turn switch (A) to “RUN” position. • Pull choke (B) all the...
Page 10 - STARTING WARM ENGINE; RUNNING; STOPPING
10 STARTING WARM ENGINE • Ensure that there is fuel and chain oil in the tanks. (If fueltank was emptied during previous operation, refill tank andpush purge bulb 10 times.) • Turn switch (A) to “RUN” position. • Pull starter handle. • Choke may be used if necessary, but be sure to push itback on fi...
Page 11 - CUTTING INSTRUCTIONS; GENERAL
11 Kickback CUTTING INSTRUCTIONS GENERAL [NOTE] Read the ECHO “CHAIN SAW SAFETY MANUAL” included withyour chain saw for additional cutting and safety instructions. In all circumstances the operation of the chain saw is a one-man job. It is difficult at times to take care for your own safety,so don’t...
Page 12 - FELLING A TREE
12 2” 45° 2” CAUTION A falling tree can seriously damage anything it may hit - acar, a house, a fence, a power line, or another tree. Thereare ways to make a tree fall where you want it, so firstdecide where that is! Before cutting, clear the area around the tree. You will needgood footing while wor...
Page 13 - WARNING: KICKBACK IS DANGEROUS; BUCKING
13 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 goodenough control to prevent possible injury. Bucking is the sawing of a log or fallen tree into smallerpieces. There are a few basic rules which apply to allbucking operations. Keep ...
Page 14 - INFORMATION; Kickback Safety Features; • Low Kick Guard Link Type Saw Chain
14 INFORMATION Kickback Safety Features The following features are recommended for this model as Kickback Safety Features. • Double Guard Low Kick Type Guide Bar or Asymmetrical Low Kick Type Guide Bar Note: Your saw chain can be equipped with either of these bars. Reduced nose radius NOTEUse Oregon...
Page 15 - MAINTENANCE AND CARE
15 MAINTENANCE AND CARE AIR FILTER • Check before every use. • Pull choke (A) all the way out (close position). • Loosen bolt and remove air cleaner (B) cover and filter (C). • Lightly brush dust off filter, and inspect for damage. A B C D E F G H J AUTOMATIC OILER • The discharge volume of the auto...
Page 16 - SPARK PLUG; COOLING SYSTEM CLEANING; CARBURETOR ADJUSTMENT
16 SPARK PLUG • Check periodically • Gap = 0.65mm (.026 in.) • Replace if either electrode is worn, or if the insulatoris fouled by oil or other deposits. • Torque = 145 – 155 kg*cm (125 – 135 in. lb.) CAUTION: Do not over-torque. COOLING SYSTEM CLEANING • Remove spark plug lead. • Remove two (2) mu...
Page 18 - CHAIN AND GUIDE BAR COMBINATION; SETTING THE SAW CHAIN
18 WARNING DANGER Use of replacement saw chain and/or guide bar other than that specified, or operation without the “tip guard” in place, maycause severe kickback resulting in serious injury. Only use saw chain designated as, “LOW-KICKBACK,” that meets the ANSI B175.1-2000 Standard, and the Echo gui...
Page 19 - CHAIN TYPE AND SPROCKET PITCH
19 30° 85° 60° 91 0.64 mm (0.025”) Parallel Number indicates Chain type Number indicates Chain type 91S (SPROCKET) (DRIVE LINK) • Properly filed cutters are shown below. (Top plate angle) (Side plate angle) (Top plate cutting angle) (Depth gauge) • When setting of the chain is finished, soak it in o...
Page 20 - Table 1; TROUBLESHOOTING
20 Fuel is not reaching carburetor Fuel is not reachingcylinder Engine does not start (or, is difficult to start) Engine cranks There is fuel in the tank Fuel is reaching carburetor Fuel is reaching cylinder There is spark at high tension cord end There is spark at plug Starting procedures correct N...
Page 21 - STORAGE AFTER USE; Table 2
21 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 s...
Page 22 - CORRECT USE OF CHAIN BRAKE; INSTALLATION
22 Kickback Motion: • When the bar nose hits another tree, etc. • Improper thrust cutting. CORRECT USE OF CHAIN BRAKE The installation of a chain brake may be mandatory by law or as stipulated by insurance regulations in your area ofoperation. You should inquire through local government offices, you...
Page 23 - NOTES
Page 24 - SERVICING INFORMATION; Call
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 SERVICING INFORMATION PARTS Genuine ECHO Parts and ECHO REPOWER TM Parts and Assemblies for your ECHO products are available only from an Authorized EC...
