Dolmar instruction manual Technical Data PE-251, Model

Page 6

TECHNICAL DATA PE-251

 

 

PE-251

Model

 

 

 

Loop handle

 

 

 

 

 

Dimensions : length x width x height (without cutting blade)

mm

1760x410x210

 

 

 

Mass (without cutting blade)

kg

5.0

 

 

 

Volume (fuel tank)

L

0.5

 

 

 

Engine displacement

cc

24.5

 

 

 

Maximum engine performance

HP

1.0 at 7000 /min

 

 

 

Engine speed at recommended max. spindle speed

/min

8800

 

 

 

Maximum spindle speed (corresponding)

/min

6000

 

 

 

Maximum fuel consumption

kg/h

￿

 

 

 

Maximum specific fuel consumption

g/HPh

￿

 

 

 

Idling speed

/min

2600

 

 

 

Clutch engagement speed

/min

3600

 

 

 

Carburetor

type

WALBRO WYJ

 

 

 

Ignition system

type

Solid state ignition

 

 

 

Spark plug

type

NGK BMR7A

 

 

 

Electrode gap

mm

0.6 - 0.7

 

 

 

Fuel

 

Mixed gas(gasoline: DOLMAR Genuine Two-stroke Engine Oil =50:1)

 

 

 

Gear ratio

 

14/18

 

 

 

6

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Contents PE-251 Symbols EnglishIntended use of the machine Safety InstructionsGeneral Instructions Personal protective equipmentRefuelling Method of operation Maintenance instructionsWhen asking for help, please give the following information Cutting BladeTechnical Data PE-251 ModelDesignation of Parts Designation of PartsAssembly of Engine and Shaft How to mount the control cableConnection of the switch cord Mounting of Handle Mounting of WheelMounting of Deflector FUELS/REFUELLING Handling fuelFuel and oil mixture Attachment of shoulder strap Points in Operation and HOW to StopCorrect Handling of Machine DetachmentAdjustment of LOW-SPEED Rotation Idling StoppingServicing Instructions Daily checkup and maintenanceCleaning of air cleaner Servicing InstructionsSupply of grease to gear case Cleaning of muffler exhaust portChecking the spark plug Supply of grease to flexible shaftMaintenance schedule Fault locationStorage Federal Emission Component Defect Warranty Obtaining Warranty Service HOW to Make a Claim Symboles FrançaisUtilisation spéciale de la machine Consignes DE SécuritéInstructions générales Équipement personnel de protectionRavitaillement MètresLame de coupe Instructions de maintenanceMéthode d’utilisation Premier secourCaracteristiques Techniques PE-251 PE-251Nomenclature DES Pièces Montage du câble de commande Assemblage DU Moteur ET DE L’ARBRERaccordement de la corde d’interrupteur Montage DE LA Poignée Montage DU VolantMontage DU Déflecteur CARBURANTS/RAVITAILLEMENT Fixation du harnais Manipulation Correcte DE LA MachineConsignes DE Mise EN Marche ET Arrêt DE LA Machine RetraitArrêt Reglage DE LA Marche a Petite Vitesse AU RalentiInstructions Relatives AUX Réparations Contrôle et opérations de maintenance réguliersInstructions Relatives AUX Réparations Nettoyage du filtre à airTête daspiration dans le réservoir de carburant Contôle de la bougie dallumageGraissage du carter de la boîte de vitesse Nettoyage de lorifice du pot déchappementPlan de maintenance RemisageLocalisation des défauts Simbolos Lista de contenidos PáginaUso recomendado de la máquina Instrucciones DE SeguridadInstrucciones generales Equipo Personal de ProtecciónReabastecimiento Instrucciones de mantenimiento Método de trabajoCuchilla de corte Nunca rectificar o soldar las herramientas de corte dañadasDatos Técnicos PE-251 ModeloDenominación DE Partes Denominacion DE PartesMontaje DE Motor Y EJE Montaje del cable de controlEmpalme del cordón del interruptor Montaje DEL Manillar Montaje DE LA RuedaMontaje DEL Desviador COMBUSTIBLES/REABASTECIMIENTO Colocación de la correa para el hombro USO Correcto DE LA MáquinaPuntos Relacionados CON EL Manejo Y LA Parada SeparaciónParo Ajuste DEL Giro a Baja Velocidad RalentíInstrucciones DE Servicio Instrucciones DE ServicioLimpieza del filtro de aire Cabezal de succión en el tanque de combustible Comprobación de la BujíaSuministro de grasa a la caja de engranajes Limpieza del orificio de salida del silenciadorAlmacenamiento Page PO Box Alpharetta

PE-251 specifications

The Dolmar PE-251 is a versatile and powerful chainsaw designed for both professional and amateur use. Known for its reliability and robustness, this chainsaw is particularly well-suited for light to medium-duty tasks, making it an excellent choice for homeowners, gardeners, and small-scale forestry operations.

One of the standout features of the Dolmar PE-251 is its lightweight design, which enhances maneuverability and reduces user fatigue. Weighing in at just around 5.5 kg, it enables longer operating periods without compromising performance. The engine, with a displacement of 25.4 cc, delivers a high power-to-weight ratio, ensuring that users can tackle a range of cutting tasks, from trimming branches to felling smaller trees.

The Dolmar PE-251 is equipped with an advanced 2-stroke engine that not only provides exceptional power but also features low emissions, aligning with contemporary environmental standards. This technology ensures that users can work efficiently without contributing excessively to air pollution. The engine operates smoothly, thanks to a well-designed intake and exhaust system that optimizes fuel and air flow.

Another significant characteristic of the PE-251 is its easy-start mechanism, which features a primer bulb and a precision-engineered recoil starter. This technology reduces the effort required for starting the machine, allowing users to get to work quickly. Additionally, the chainsaw incorporates an adjustable oil pump that allows for accurate lubrication of the chain, enhancing performance and prolonging the life of the saw.

Safety is a priority with the Dolmar PE-251, evident in its built-in safety features. The chainsaw includes a chain brake, which can be activated instantly to stop the chain in case of kickback, a common hazard during cutting tasks. Furthermore, the handle is ergonomically designed for a comfortable grip, providing better control and reducing the risk of accidents.

In conclusion, the Dolmar PE-251 is an excellent choice for users seeking a reliable, lightweight chainsaw with innovative features that enhance performance and safety. Whether for maintaining a garden, undertaking landscaping projects, or dealing with storm damage, this chainsaw delivers efficiency and ease of use, making it a valuable addition to any toolkit.