Makita DCS 7900 manual Instructions for periodic maintenance, Service, spare parts and guarantee

Page 34

Instructions for periodic maintenance

To ensure long life, prevent damage and ensure the full functioning of the safety features the following maintenance must be performed regularly. Guarantee claims can be recognized only if this work is performed regularly and properly. Failure to perform the prescribed maintenance work can lead to accidents!

The user of the chain saw must not perform maintenance work which is not described in the instruction manual. All such work must be carried out by a MAKITA service centre.

I General

Chain saw

 

Saw chain

 

Chain brake

Before

 

Guide bar

 

Starter cable

each start

Saw chain

 

Guide bar

 

Chain lubrication

 

Chain brake

 

OFF switch,

 

Safety locking button,

 

Throttle lever

 

Fuelloil tank

 

caP

Every day

Air filter

 

Guide bar

 

Guide bar support

 

Idle speed

 

Fan housing

 

Cylinder area

 

Spark plug

 

Muffler

 

Chain guide

Every 3 months

Suction head

 

Fuel, oil tanks

Chain saw

Chain saw

Guide barkhain

Fuel, oil tanks

Carburetor

 

Page

Clean exterior, check for damage. In case of damage,

 

have repaired by a qualified service centre immediately

 

Sharpen regulary, replace in good time

26-27

Have inspected regularly at an authorized service centre

 

Turn over to ensure even wear of bearing surfaces

20,29

Replace in good time

Check for damage. Replace if damaged.

32

Inspect for damage and sharpness

26-27

Check chain tension

20

Check for damage

 

Functional check

23

Functionalcheck

24

Functional check

24

Check for tightness

 

Clean

30

Check for damage, clean oil intake bore

29

Clean, in particular the oil guide groove

23,28

Check (chain must not run)

25

~~~

 

Clean to maintain good cooling air flow.

16, 33

Clean to maintain good cooling air flow.

33

Check and replace if necessary

31

Check tightness of mounting, clean spark arrester Screen

31, 33

Check

19

Replace

29

Clean

 

Check at an authorized service centre

 

Clean exterior, check for damage. In case of damage,

 

have repaired by a qualified service centre immediately

 

Demount, clean and oil slightly

 

Clean the guide groove of the guide bar

29

Empty and clean

 

Run empty

Service, spare parts and guarantee

Maintenance and repair

The maintenance and repair of modern engines as well as all safety devices require qualified technical training and a special workshop equipped with special tools and testing devices.

We therefore recommend that you consult a MAKITA service centre for all work not described in this instruction manual.

The MAKITA service centres have all the necessary equipment and skilled and experienced personnel, who can work out cost- effective solutions and advise you in all matters. '

Please contact your nearest service centre (list enclosed).

34

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Contents Manuel d’emploi et de securite DCS 6400,6401,7300,7301,7900,7901 Contents Page Additional safety precautions Safety precautions for chain saw operatorsWARNlNGf Ansi B175.1-2000Compliance with Ansi -Standards Physical ConditionUse of the saw Transporting the chain sawChain saw operating instructions Working conditions Cutting instructionsReactiveforces duringthe cut, includingkickback KickbackMost common reactive forces are Kickback Pushback Pull-in Speed of contact at which the cutter contacts Saw chain cutter sharpnessTo avoid kickback ObjectTo avoid pull-in PushbackTo avoid pushback FellingNoise of your engine may drown any warning call Then, determine the placement of the felling notchFelling instructions First CutSectioning Method Plunge-Cut MethodBegin the felling cut slighty higher than the felling Limbing BuckingCross cut By your Makita service shop only Maintenance and RepairAttempt any maintenance or repair work not de Maintaining and storing the sawDenomination of components Identification plate Muffler with spark arrester screenTechnical data Putting Into Operation Mounting the guide bar and saw chainTightening the saw chain Checking the chain tension Releasing the chain brakeFuel Gasoline 50l 40lGuide RefuellingEngine must be switched off Adjusting the chain lubricationChecking the chain lubrication Warm starting Starting the engineCold-starting Stopping the engineAdjusting the carburetor Working in winter025 65 mm Min Sharpening the saw chainFiles and how to work with them FileCleaning the brake band and sprocket interior Replacing the saw chain Cleaning the guide barReplacing the suction head Cleaning the air filter Checking the ignition spark CAREFUL1Injury hazard! The return spring can pop out Replacing the starter cable Replacing the return springReplacing the return spring Mounting the fan housing Replacinglcleaning the spark arrester screenInstructions for periodic maintenance Service, spare parts and guaranteeMalfunction System Observation GuaranteeSpare parts CauseDCS 7300,7301 Extract from the spare parts listDCS 7900,7901 Page DCS 6400,6401,7300,7301 , 7900,7901 Additionnels Mesures de securite supplementaires Condition physique Porter le casque, les lunettes et acoustiques de protection Utilisation de la tronGonneuseTransport de la tronqonneuse Demarrage Ravitaillementen carburantInstructionsde ravitaillement @ @ Instructions de coupe ’huile ou de graisseIA-A Choc de recul KickbackLaforce de choc derecul est proportionnelleaI’impact AffQtage des plaquettes de coupe de la ChalnePour eviter le choc de recul Les limiteurs de profondeursPour eviter la traction Le reculPour eviter le recul AbattageInstructions d’abattage Methode de sectionnement Methode de coupe en plongeeEbranchage DebitageEntretien et stockage de la tronqonneuse Entretien et reparationCouDe transversale Designation des pieces Silencieux avec pare-etincellesCaracteristiques techniques Mise EN Route Montage du guide et de la chaine de sciageTendre la chaine de sciage Enclencher le frein de chaine bloquer ContrBle de la tension de la chaineFrein de chaine Liberer le frein a mainMelange carburant CarburantsHuile de chaine de sciage Remplissage des reservoirs Remarque importante pour les huiles de chaine de sciage bioRemarque Verifier le graissage de la chaineReglage du graissage de la chaine0 Effectuer que si le moteur est arrete! StopDemarrer le moteur Verifier le frein de chaineReglage du carburateur Mincll. .ll~.,ral Affirtage de la chaine de sciageLime et guidage de la lime NettoyerIinterieurde labandedefrein dechaine Et de la roue a chaineNettoyer le guide de la chaine Remplacement de la crepine daspirationNouvelle chaine de sciage Nettoyage du filtre d’air Ne pas nettoyer le filtre a air a I’essenceRemplacement de bougie Verification de I’etincelle d’allumagePage Nettoyage de I’espace cylindre Montage du carter du ventilateurChangement I nettoyage du pare-etinceiles Indications de maintenance et d’entretien periodiques AockagePieces de rechange GarantieExtrait de la liste des pieces de rechange DCS 6400,6401 DCS 7300, 7301 DCS 7900Page Makita Canada Inc Dolmar Division Forbes Street Whitby, Ontario Canada, L I N

DCS 7301, DCS 7900, DCS 6400, DCS 7300, DCS 7901 specifications

Makita, a leading manufacturer of power tools, has a robust lineup of professional-grade chainsaws, including the DCS 7900, DCS 7901, DCS 7300, DCS 7301, and DCS 6401 models. Each chainsaw is designed with advanced technology to meet the demanding needs of forestry and construction professionals.

The Makita DCS 7900 is a powerful chainsaw equipped with a 79cc engine that delivers high cutting performance. It features a lightweight design combined with a powerful engine, allowing for maximum maneuverability. The saw's decompression valve ensures easy starting, while the adjustable chain oiler provides lubrication tailored to various cutting conditions. Its anti-vibration technology minimizes user fatigue during prolonged use, making it an excellent choice for professionals.

The DCS 7901 is an enhanced version of the DCS 7900, featuring an electronically controlled ignition system that optimizes fuel combustion for increased efficiency and lower emissions. This model maintains the same robust power but with improved fuel economy, making it an environmentally friendly option without sacrificing performance. The DCS 7901 also includes a heavy-duty air filter system, ensuring longer operation times by extending the life of the engine.

The DCS 7300 and DCS 7301 models are mid-range chainsaws that deliver exceptional power and versatility. The DCS 7300 features a 73cc engine, offering a perfect balance of weight and power, ideal for both felling and limbing. The DCS 7301 shares similar specifications with the DCS 7300 but includes additional features such as a tool-less chain adjustment system and a larger fuel tank for increased run time. Both models come with advanced anti-vibration technologies that ensure smooth operation.

Finally, the Makita DCS 6401 is a compact yet powerful chainsaw designed for users who require maneuverability without compromising on power. Equipped with a 64cc engine, this chainsaw is suitable for a variety of cutting tasks. It features a lightweight construction, making it ideal for prolonged use in tight spaces. The DCS 6401 also has a high-performance air filtration system, which increases engine life and efficiency.

In summary, all Makita chainsaws in this lineup are designed with user comfort and efficiency in mind. With powerful engines, advanced technology, and robust features, the DCS 7900, DCS 7901, DCS 7300, DCS 7301, and DCS 6401 ensure reliability and performance for professional users in demanding environments.
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