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- Echo
- Chainsaw
- CS-301
- Instruction Manual
Echo CS-301 Instruction Manual
Summary of CS-301
Page 1
X7503202807 x750001597 11/06 warning danger 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 models : cs-301 cs-341 cs-346.
Page 2
2 r ules for s afe o peration a. Kickback safety precaution for chain saw users b. Other safety precautions 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 inten...
Page 3: Warning
3 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. 10. Do not operate a chain saw that is damaged, improperly adjusted, or not completely and securely assembled. Be sure that the saw chain stops moving when the throttle con...
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4 c ontents page rules for safe operation ..................................................................................................2 technical data ..................................................................................................................5 emission data ................
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5 t echnical d ata * technical data subject to change without notice. L e d o m 1 0 3 - s c 1 4 3 - s c 6 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 0 2 2 x 5 3 2 x 0 8 3 h c n i 7 . 8 x 2 . 9 x 2 . 0 1 7 . 8 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 . ...
Page 6
6 e mission d ata d escription the echo product you purchased has been factory pre-assembled for your convenience. Due to packaging restric- tions, guide bar and saw chain installation and other assembly may be necessary. After opening the carton, check for damage. Immediately notify your retailer o...
Page 7
7 1. Hand guard (chain brake locking 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. Fuel tank cap 13. Pull starter 14. Oil tank cap 15. Throttle co...
Page 8
8 cs-346 p/n 89022839131 p/n x524000792 warning ! ! Read and follow all safety precautions in the instruction manual. Failure to follow instruc-tions could result in serious personal injury. Chain saw 87g1 in accordance with american national standard safety requirements for to avoid kickback 1. Hol...
Page 9
9 warning improper clutch cover assembly can re- sult in serious injury, and will cause se- vere saw damage if unit is started. Never start or operate saw if brake band is not in place on clutch drum. Always check chain brake operation after replacing cover. Do not use saw if chain brake does not fu...
Page 10
10 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, if necessary. 3. Hold the bar nose up, and turn the adjuster screw (l) clockwise ...
Page 11
11 handling fuel warning danger fuel is very flammable. 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 flames or sparks near fuel. • fuel tanks/cans may be under pressure. Always loos...
Page 12
12 cs-346 cs-301 cs-341 a a b c securely hold the saw. Starting cold engine warning danger make sure bar and chain are not touching anything when starting the saw. 1. Move chain brake lever fully forward to lock chain brake before starting. 2. Fill the fuel tank with fuel. Do not over fill. 3. Fill ...
Page 13
13 cs-346 cs-301 cs-341 a a cs-346 cs-301 cs-341 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 lock chain brake be- fore star...
Page 14
14 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 15
15 warning danger 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 to make a tree fall where you want it, so first decide where that is! Before cutting, clear the area around the tree. You will need good footing while wo...
Page 16
16 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 po- sition. If the saw should kick back you may not have good enough control to prevent possib...
Page 17
17 component/ system maintenance procedure req'd skill level daily or before use every refuel 3 months or 90 hours 6 months or 270 hours yearly 600 hours recommended echo dealer maintenance procedures cylinder exhaust port inspect/clean/decarbon 3 i / c do-it-yourself maintenance procedures air filt...
Page 18
18 a b c d e f air filter 1. Close choke (a) (cold start position [ ]). This prevents dirt from entering the carburetor throat when the air filter is removed. Brush accumulated dirt from air cleaner area. 2. Remove air filter cover (b). Brush dirt from inside cover. 3. Remove air filter (c) and ligh...
Page 19
19 sprocket • a damaged sprocket (j) will cause premature damage or wear of saw chain. - when the sprocket has worn out 0.5mm (.020”) or more, replace it. • check sprocket when you install new chain. Replace it if worn. • clean sprocket, clutch and bar mount area before instal - lation of bar. Impor...
Page 20
20 muffler spark arrestor important carbon deposits in muffler will cause a drop in engine output and overheating. Spark arrestor screen must be checked periodically. 1. Remove muffler cover. 2. Remove spark arrestor screen cover, gaskets, and screen from muffler body. 3. Clean carbon deposits from ...
Page 21
21 carburetor adjustment engine break-in new engines must be operated a minimum duration of two tanks of fuel break-in before carburetor ad- justments can be made. During the break-in period your engine performance will increase and exhaust emissions will stabilize. Idle speed can be adjusted as req...
Page 22
22 *reduced nose radius symmetrical bars (oregon name — double guard) important chain and guide bar gauge size must be identical. Use bar/chain combinations shown in table above. Important if your kick guard is damaged or lost, contact your echo dealer for a replacement. For the name of the echo dea...
Page 23
23 setting the saw chain for setting saw chains, round file (4 mm: 5/32”) and flat file are used. • to keep correct position and correct angle, use the file holder. - round file and flat file are available from your echo dealer. • file cutters as below. Type : 91vg hold file holder level depth gauge...
Page 24
24 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 25
25 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 speed...
Page 26
26 testing the brake • start the engine on a solid level surface and run at a fast idle until warm. • hold the saw firmly by the handles and accelerate the en - gine to a fast idle. • slowly operate the chain brake lever while holding the saw firmly on the ground. When the brake lever trips, the cha...
Page 27
27 notes.
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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 60047-1564 www.Echo-usa.Com s ervicing i nformation parts / serial number genuine echo parts and echo repower tm parts and assem- blies for your echo products are available o...