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Owner’s and
Safety Manual
for Gasoline Chain Saws (pages 2 - 32)
Manuel d’emploi
et de sécurité
de tronçonneuses thermiques (pages 33 - 63)
DCS 9010
WARNING!
Read and understand this Owner’s and Safety Manual. Always follow safety precautions in the
Owner’s and Safety Manual. Improper use can cause serious injury!
The engine exhaust from this product contains chemicals known to the State of California to cause
cancer, birth defects or other reproductive harm. Preserve this Manual carefully!
ATTE
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WARNING ! Careless or improper use of this product can cause serious or even fatal injury. Before operating a chain saw or other MAKITA products it is important that you read, fully understand and carefully follow the instructions outlined in this manual. Kickback may cause severe or fatal injury and is one of many potential dangers in operating a chain saw. Kickback and other safety related precautions are described in detail within this manual. Additional manuals are available from MAKITA U.S
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Delivery inventory 1 2 3 1 Chain saw 4 2 Saw chain 5 3 Guide bar 6 7 4 Chain protection cover 5 Universal wrench 6 Wrench In case one of the parts listed should not be included in the 7 Screw driver for carburetor adjustment 8 Owner’s and Safety Manual (not shown) delivery inventory, please consult your sales agent. Symbols You will notice the following symbols on the chain saw and in the Owner’s and Safety Manual: Read Owner’s and Safety Stop engine! STOP Manual and follow the warning and safet
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Safety precautions for chain saw operators Additional safety precautions While operating the chain saw please observe the The following additional safety precautions should be following rules: observed by all users of chain saws: a) Contact of the guide bar nose with any object 1. Do not operate a chain saw when you are fatigued. should be avoided. 2. Use safety footwear; snug-fitting clothing; b) Tip contact may cause the guide bar to move protective gloves; and eye, hearing, and head sudde
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Contact of the guide bar tip with General Safety Precautions any object should be avoided! The use of any chain saw may be hazardous. At full Tip contact may cause the guide throttle chain speed can reach 45 mph (20 m/s). It is bar to move suddenly upward important that you read; fully understand and observe and backward, which may cause the following safety precautions and warnings. Read serious injury! the Owner’s Manual and the safety instructions periodically. Always use two hands when opera
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The saw Proper clothing Parts of the chain saw: illustrations and description of Clothing must be sturdy and snug-fitting, but allow parts see page 16. complete freedom of movement. Avoid loose-fitting jackets, scarfs, neckties, jewelry, flared or cuffed pants, or anything that could become entangled with WARNING ! the saw or brush. Wear overalls or jeans with a reinforced cutting resistant insert (fig. 3). Never modify a chain saw in any way. Only attachments supplied by MAKITA or expressly Pro
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Wipe off any spilled fuel before starting your saw and Chain saw operating instructions check for leakage. For assembly follow the procedure in the appropriate Check for fuel leakage while refueling and during section "Mounting Guide Bar and Chain" of this manual. operation. If fuel or oil leakage is found, do not start or MAKITA chain, guide bar and sprocket must match run the engine until leak is fixed and spilled fuel has each other (see the appropriate section in this manual). been wiped awa
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Wrap your fingers tightly around the handles, keeping Important adjustments the handles cradled between your thumb and forefinger (fig. 7). With your hands in this position, you WARNING! can best oppose and absorb the push, pull and kick- At correct idle speed, chain should not turn. For back forces of your saw without having it slip out of directions to adjust idle speed, see the appropriate your grip (see section of reactive forces). Make sure section of this Owner’s Manual. your chain saw han
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9 In order to keep control of your saw, always maintain a firm foothold. Never work on a ladder, in a tree or on any other insecure support. Never use the saw above shoulder height (fig. 9). Position the chain saw in such a way that your body is 10 11 clear of the cutting attachment whenever the engine Kickback: is running (fig. 10). Kickback occurs when the upper quadrant of the bar nose contacts a solid object in the wood or is pinched Don’t put pressure on the saw when reaching the end (fig.
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Many factors influence the occurence and force of the kickback reaction. The type of bar and saw chain you use is a factor in the force of the kickback reaction. The speed of contact at which the cutter contacts the object. Kickback force increase with the rate of impact. The contact angle between the nose of the bar and the foreign object (fig. 11). Kickback is most pronounced in the upper quadrant 13 of the bar nose. To avoid kickback MAKITA chain types are designed to reduce kickback forces.
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Pushback: To avoid pull-in Pushback occurs when the chain on the top of the bar 1. Always start a cut with the chain rotating at full is suddenly stopped when it is pinched, caught or speed and the spike bar in contact with the wood. encounters a foreign object in the wood. The reaction of the chain drives the saw straight back toward the 2. Pull-in may also be prevented by using plastic operator causing loss of saw control. Pushback fre- wedges to open the kerf or cut. quently occurs when the t
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45° 1 2 2 First cut 45° Second cut = cutting down area 20 17 When felling, maintain a distance of at least 2 1/2 tree If the tree has large buttress roots, cut into the largest lengths from the nearest person (see fig. 17). buttresses vertically first (horizontally next) and re- move (fig. 20). Note: The noise of your engine may drown any warning call. Felling instructions: Direction of fall 21 18 First clear the tree base and work area from inter- Felling cut fering limbs and brush and clean it
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Begin the felling cut slighty higher than the felling Plunge-Cut Method notch and on the opposite side of the tree (fig. 22). Timber having a diameter more than twice the length Then cut horizontally through towards the felling notch. of the guide bar reauires the use of the plunge-cut Apply the chain saw with its spikes directly behind the method before making the felling cut. uncut portion of wood and cut toward the notch (fig. First, cut a large, wide notch. Make a plunge cut in the 23). Leav
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3 Bucking Bucking is cutting a log into sections. 2 1 29 WARNING! 31 There is an extreme danger of kickback at this point. Extra caution must be taken to maintain control of the saw. To make the felling cut, follow WARNING! the sectioning method described previously (fig. 1. When bucking, do not stand on the log. Make 29). If you are inexperienced with a chain saw sure the log will not roll down-hill. If on a slope, plunge-cutting should not be attempted. Seek the stand on the up-hill side of
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Maintenance and Repair Never operate a chain saw that is damaged, improp- erly adjusted or not completely or securely assembled. 1. Relieving cut Follow the maintenance and repair instructions in the Pressure side appropriate section of this manual. Tension side 2. Cross cut WARNING ! Always stop the engine and make sure that the chain is stopped before commencing any mainte- 33 nance or repair work or cleaning the saw. Do not attempt any maintenance or repair work not de- scribed in this manual
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Denomination of components 4 3 5 2 6 7 1 16 8 17 18 14 9 15 10 11 12 19 13 20 21 25 Identification plate (example model DCS 9010) 24 23 22 DCS 9010 9909 123456 Serial no. Year of manufacture Hamburg, Germany 024.100.600 Indicate when ordering spare parts! 1 Handle 13 Hand guard 2 Choke 14 Guide bar 3 Cover for air filter / spark plug 15 Chain 16 Hand guard (release for chain brake) 4 Switch for use in winter 17 Starter grip 5 Tubular handle 18 Adjusting screws „H-T-L” for carbu
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Technical data DCS 9010 3 Stroke volume cu. in (cm ) 5.5 (90) Bore inch (mm) 2 (52) Stroke inch (mm) 1.6 (42) Max. power at speed hp / rpm 6.57 / 9,500 Max. torque at speed ft lb / rpm 4.3 / 6,500 Limit speed rpm 13,500 Idling speed rpm 2,200 Coupling speed rpm 3,600 Sound Pressure Level at the operator‘s ear at full load according to ANSI B 175.1/ CSA Z62.1 db(A) 105 Sound Pressure Level at the bystander‘s position (50ft/15 m distance) according to ANSI B 175.1 db(A) 80 Carburetor (diaphrag
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PUTTING INTO OPERATION STOP Mounting the guide bar and chain CAUTION: Before doing any work on the guide bar or Use the universal wrench delivered with the chain saw for the chain, always switch off the engine and pull following works. the plug cap off the spark plug (see "Replac- ing the spark plug"). Always wear protective Put the chain saw on a stable surface and carry out the gloves! following steps for mounting the guide bar and chain: CAUTION: Start the chain saw only after having assem- b
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4 G H 2 1 Tightening the chain - Position the sprocket guard (G/2). Manually tighten the two fastening nuts (G/1). - Slightly lift the end of the guide bar and turn the chain adjusting screw (H/4) to the right (clockwise) until the chain rests against the bottom side of the guide bar. - Continue to lift the guide bar end and firmly tighten the two fastening nuts (G/1) by means of the universal wrench. Checking the chain tension STOP - The tension of the chain is correct if the chain rests agains
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Fuels / Refuelling Fuel 50:1 40:1 OIL OIL + 50:1 3 3 1.0 Us-gal. (3.7 l) 2.5 floz. (75 cm ) 3.2 floz. (94 cm ) 3 3 2.5 Us-gal. (9.4 l) 6.4 floz. (189 cm ) 8.0 floz. (236 cm ) A 3 3 B 5.0 Us-gal. (18.9 l) 12.8 floz. (378 cm ) 16.0 floz. (473 cm ) CAUTION: This saw is powered by mineral-oil products Chain oil (gasoline (petrol) and oil). Be especially careful when Use an oil with adhesive additive for lubricating the chain and handling gasoline (petrol). Avoid all flame or fire. Do not guide bar.
