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Echo CS-310 - page 1
X7503270002 X75001 1672 04/10 W ARNING Read rules for safe operation and instructions carefully . ECHO provides an Instruc- tion Manual and a Safety Manual. Both must be read and understood for proper and safe operation. Chain Saw Instruction Manual MODEL : CS-310 ...
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Echo CS-310 - page 2
2 CS-310 RULES FOR SAFE OPERATION A. Kickback Safety Precautions for Chain Saw Users 1. With a basic understanding of kickback, you can reduce or eliminate the element of surprise. Sudden surprise contributes to accidents. 2. Keep a good rm grip on the saw with both hands, the right hand on the rear handle, and the left hand on the front handle, ...
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Echo CS-310 - page 3
3 CS-310 1. Do not operate a chain saw with one hand! Serious injury to the operator , helpers, bystanders, or any combination of these persons may result from one-handed operation. A chain saw is intended for two-handed use. 2. Do not operate a chain saw when you are fatigued. 3. Use safety footwear , snug-tting clothing and protective gloves. ...
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Echo CS-310 - page 4
4 CS-310 W ARNING Using improper replacement components or removing safety devices may result in serious or fatal injury . W ARNING • During operation, the mufer or catalytic mufer and surrounding cover become hot. • Never suspend the saw on a lanyard with the engine running. • Always use the saw from the right-hand side of you ...
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Echo CS-310 - page 5
5 CS-310 WARNING Th e saf et y a le rt sy mb ol ac co mp an ie d b y t he wo rd “W ARN IN G” cal ls at ten ti on to an act or co nd iti on wh ich C AN le ad to se ri ou s p er so nal i nj ur y o r d ea th if not avoided. CIRCLE AND SLASH SYMBOL This symbol means the specic action shown is prohibited. Ignoring these prohibitions can result in ...
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Echo CS-310 - page 6
6 CS-310 SYMBOL FORM TO AVOID KICKBACK 1. Holdthechainsawrmlywithboth hands. 2. Don’tletthenoseoftheguidebar contactanyobstruction. 3. Tipcontactmaysuddenlymovethe guidebarupwardandbackward, whichmaycauseseriousinjury. Part Number 890191301 ...
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Echo CS-310 - page 7
7 CS-310 PACKING LIST The ECHO product you purchased has been fac- tory 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. Im- mediately notify your retailer or ECHO dealer of damaged or missing parts. Use the packi ...
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Echo CS-310 - page 8
8 CS-310 NOMENCLATURE OF PARTS * If a decal cannot be read, a new one can be ordered fromyourECHOdealer. 18 13 14 15 17 16 5 4 8 7 10 11 12 3 2 1 X524-002190 89019130131 X503-009360 9 20 6 21 Part Number X503-009360 WA RN IN G! ! Rea d and fo ll ow all saf ety precaution in? ...
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Echo CS-310 - page 9
9 CS-310 1. Instruction manual - Included with unit. Readbeforeoperationandkeepforfuture reference to learn proper, safe operating tech - niques. 2. Safety manual -Describeoperatingandsafety instructionsforthischainsaw. 3. Front hand guard - Guard between the front ...
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Echo CS-310 - page 10
10 CS-310 VIBRATION AND COLD • It is believed that a condition called Raynaud’s Phenomenon, which affects the ngers of certain individuals, may be brought about by exposure to vibration and cold. Exposure to vibration and cold may cause tingling and burning followed by loss of color and numbness in the ngers. The following precautions are ...
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Echo CS-310 - page 11
11 CS-310 SPARK ARRESTOR MUFFLER • The spark arrestor mufer controls the exhaust noise and prevents hot, glowing particles of carbon from leaving the mufer . Make sure the spark arrestor screen is in good repair and properly seated in the mufer . • Certain internal combustion engines operated on forest, brush, and/or grass-covered area ...
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Echo CS-310 - page 12
12 CS-310 PREPARATION FOR USE Bolt (A) Dimple (D) Recess (E) Front hole (C) Rear hole (B) Nut (F) Guide bar Kick Guard ® WARNING Saw chain is sharp! Always wear gloves when han dlin g assem bly, otherw ise se riou s perso nal injury may result. NOTE The machine may be delivered with guide bar , tip guard, and saw chain separated. Install guide bar ...
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Echo CS-310 - page 13
13 CS-310 4. Mount guide bar on studs and slide toward clutch to make saw chain installation easier . In - stall chain with cutters on top of guide bar facing forward. 5. Install the clutch cover over the guide bar studs. Ensure chain tension adjuster pin ts into the guide bar adjuster hole. T ighten clutch cover nuts nger tight. ADJUSTING CH ...
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Echo CS-310 - page 14
14 CS-310 Handling Fuel W ARNING Fuel is VERY ammable. Use extreme care when mixing, storing or handling or serious personal injury may result. • Use an approved fuel container . • DO NOT smoke near fuel. • DO NOT allow ames or sparks near fuel. • Fuel tanks/cans may be under pressure. Always loosen fuel caps slowly allowing pressure ...
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Echo CS-310 - page 15
15 CS-310 Mixing Instructions 1. Fill an approved fuel container with half of the required amount of gasoline. 2. Add the proper amount of 2-stroke oil to gasoline. 3. Close container and shake to mix oil with gasoline. 4. Add remaining gasoline, close fuel container , and remix. IMPOR T ANT Spilled fuel is a leading cause of hydrocarbon emissions. ...
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Echo CS-310 - page 16
16 CS-310 WARNING • Af te r c ho ke co ntr ol k no b i s p ul le d a nd th en kno b is ret ur ned to ori gin al pos it ion , t hro tt le rema in s slightly open (latch condition). •Thechainwillattempttorotatewhen engine is started with throttle latch engaged. •Donotstart ...
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Echo CS-310 - page 17
17 CS-310 WHEN THE ENGINE IS WARM CAUTION Make sure the bar and chain are free from any obstruction when starting the chain saw. • Move chain brake lever fully forward to lock chain brake before starting. • Conrm there is fuel and chain oil in the tanks. • Move ignition switch to “RUN” position. • Securely hold the chain saw as shown ...
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Echo CS-310 - page 18
18 CS-310 RUNNING W ARNING The saw chain should not move at idle, otherwise seri - ous personal injury may result. NOTE If saw chain moves adjust carburetor according to “Carburetor Adjustment” instructions in this manual, or see your dealer . • When engine starts, keep idling for a few minutes. • Set the brake lever in the unlocked positio ...
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Echo CS-310 - page 19
19 CS-310 CUTTING INSTRUCTION Kickback GENERAL CAUTION • R e a d t h e E C H O “C H A I N S A W S A F E T Y MA N U A L ” i n c l u d e d w i t h your chain saw for additional cutting and safety instructions. • W ea r s u it ab le he ar in g p ro te ct io n s uc h a s e a rm uf fs ? ...
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Echo CS-310 - page 20
20 CS-310 FELLING THE TREE 1 2 3 Felling cut Hinge Direction of fall First cut Notch Second cut One-third tree diameter Direction of fall 5 cm (2 in.) 5 cm (2 in.) 45° Not this way Retreat Retreat 3 m (10 feet) W ARNING A falling tree can seriously damage anything it may hit - a car , a house, a fence, a power line, or another tree. There are ways ...
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Echo CS-310 - page 21
21 CS-310 Uphill position Finish cut Firstcut LIMBING Limbingafallentreeismuchthesameasbucking. Neverstandonthetreethatyouarelimbing. Whenlimbing,cautionistheword. Becarefulofthetiptouchingotherlimbs. Alwaysusebothhands. Don’ t ...
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Echo CS-310 - page 22
22 CS-310 Chain brake function When the lever is pushed forward, chain brake instantly stops the chain. Chain brake unlock When the lever is fully pulled, toward the operator , brake is unlocked. Kickback Kickback motion CHAIN BRAKE OPERATION • Set the lever in the unlocked position before starting to cut. • If the brake is tripped by kickback ...
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Echo CS-310 - page 23
23 CS-310 End of the guide bar may be placed at the height of about 55 cm (22 in.). 55 cm (22 in.) AUTOMATIC CHAIN BRAKE Kickback produced from the tip of the guide bar will trip the automatic chain brake. T o make sure that the automatic chain brake operates properly , follow these steps: 1. Stop the engine. 2. Hold the saw with the guide bar appr ...
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Echo CS-310 - page 24
24 CS-310 W ARNING Use of replacem ent saw chain and/or guide bar other than that specied, or operation without the “tip guard” in place, may cause severe kickback resulting in serious injury . Only use saw chain designated as, “LOW-KICKBACK,” that meets the ANSI B175.1-2000 Standard when tested on the representative sample of chain saws ...
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Echo CS-310 - page 25
25 CS-310 MAINTENANCE AND CARE Y our ECHO chain saw is designed to provide many hours of trouble free service. Regular scheduled maintenance will help your chain saw achieve that goal. If you are unsure or are not equipped with the necessary tools, you may want to take your unit to an ECHO Service Dealer for maintenance. T o help you decide whether ...
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Echo CS-310 - page 26
26 CS-310 CARBURETOR ADJUSTMENT Every unit is run at the factory and the carburetor is set in compliance with Emission Regulations. In addition, the carburetor is equipped with “H” (High Speed) and “L” (Low Speed) needle adjustment limiters that prevent settings outside acceptable limits. 1. Before adjusting carburetor clean or replace air ...
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Echo CS-310 - page 27
27 CS-310 Oil lter Fuel lter Oil tank cap Fuel tank cap 0.65 mm (0.026 in.) AIR FILTER • Check before every use. • Release the cylinder cover latches, and remove the cylinder cover and air lter . • Brush off dust lightly , or clean with compressed air , or replace the air lter . • Reinstall air lter and the cylinder cover , e ...
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Echo CS-310 - page 28
28 CS-310 GUIDE BAR • Clean before using. - Clean the groove of the guide bar with a small screwdriver . - Clean oil holes with a wire. • Reverse guide bar periodically . • Check sprocket and the clutch and clean the bar mount area before installation of the bar . Replace either or both if worn. SPROCKET • A damaged sprocket will cause prem ...
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Echo CS-310 - page 29
29 CS-310 EXHAUST PORT CLEANING Level 2 T ools required: Wood or plastic scraper , Cross Head Screwdriver , 8mm Wrench Parts Required: As needed: Mufer gasket 1. Remove air lter cover and remove spark plug lead. 2. Place piston at top dead center . Remove mufer (A) and mufer gasket (B ). 3. Use a wood or plastic scraping tool to clean d ...
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Echo CS-310 - page 30
30 CS-310 SETTING THE SAW CHAIN Sharpen lower edge Drive link T ie strap Right hand cutter Preset tie strap Left hand cutter Guard link T op plate Side plate Depth Important points for proper maintenance of saw chain: • Keep the cutters sharp at all times. • Keep the left and the right cutters properly aligned. - Note that blunt or irregular cu ...
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Echo CS-310 - page 31
31 CS-310 • Place the depth gauge tool rmly on guide bar so that depth gauge protrudes. Then le top of depth gauge with the at le until at with top of the depth gauge tool. - Be sure to round off the front edge of the depth gauge. Properly led cutters are shown in illustration. When setting of the chain is nished, soak it in ...
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Echo CS-310 - page 32
32 CS-310 TROUBLESHOOTING WARNING Fuel vapors are extremely ammable and may ca us e r e and /o r exp los io n. N ev er te st f or ig ni ti on sp ar k by gro un di ng spa rk plu g ne ar cyl in der p lug hole, otherwise serious personal injury may result. T R A H C G N I T O O H S E L B U O R T M ...
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Echo CS-310 - page 33
33 CS-310 STORAGE AFTER USE * T echnical data subject to change without notice. TECHNICAL DATA • Inspect and adjust every part of the chain saw . - Completely clean every part and repair if neces- sary . - Apply thin coating of oil on metal parts to prevent rust. • Remove chain and guide bar . • Drain fuel tank, pull starter slowly a few time ...
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Echo CS-310 - page 34
34 CS-310 ECHO LIMITED W ARRANTY ST A TEMENT FOR PRODUCT SOLD IN USA AND CANADA BEGINNING 01/01/2010 ECHO'S RESPONSIBILITY ECHO Incorporated’s L imited W arranty , provides to the orig inal purchaser that this ECHO product is free from defects in ma terial and workmanship . Under normal use and maintenance from date of purchase, ECHO agrees ...
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Echo CS-310 - page 35
35 CS-310 PURCHASED REP AIR P ARTS, SHORT BLOCKS AND ACCESSORIES ? ...
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Echo CS-310 - page 36
36 CS-310 ECHO INCORPORA TED EMISSION CONTROL W ARRANTY ST A TEMENT FOR ECHO AND SHINDAIW A BRANDS The Environmental Protection Agency (EP A) and the California Air Resources Board (C.A.R.B.) and ECHO Incorporated (ECHO Inc.) are pleased to explain the emission control system warranty on your 2010 and later equipment/small off-road engine (SORE). N ...
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Echo CS-310 - page 37
n o t E s 37 CS-310 ...
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Echo CS-310 - page 38
n o t E s 38 CS-310 ...
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Echo CS-310 - page 39
n o t E s 39 CS-310 ...
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Echo CS-310 - page 40
CONSUMER PRODUCT SUPPORT 1-800-673-1558 8:30 - 4:30 Mon - Fri C.S.T . ECHO, INCORPORA TED 400 O a k w O O d R O a d L a k e Z u R i c h , iL 60047-1564 www .echo-usa.com a D D i t i o n a l o r r E p l a c E m E n t m a n u a l s Safety Manuals in English/Spanish or English/French are available, free of charge, from your ECHO dealer or at www .echo ...
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