Hitachi Koki USA DH 24PE instruction manual Maintenance and Inspection

Page 18

English

MAINTENANCE AND INSPECTION

WARNING: Be sure to switch power OFF and disconnect the plug from the receptacle during maintenance and inspection.

1.Inspecting the drill bits

Since use of a dull tool will cause motor malfunctioning and degraded efficiency, replace the drill bit with a new one or resharpening without delay when abrasion is noted.

2.Inspecting the mounting screws

Regularly inspect all mounting screws and ensure that they are properly tightened. Should any of the screws be loosened, retighten them immediately.

WARNING: Using this rotary hammer with loosen screws is extremely dangerous.

3.Maintenance of the motor

The motor unit winding is the very “heart” of the power tool. Exercise due care to ensure the winding does not become damaged and/or wet with oil or water.

4.Inspecting the carbon brushes

For your continued safety and electrical shock protection, carbon brush inspection and replacement on this tool should ONLY be performed by a HITACHI AUTHORIZED SERVICE CENTER.

5.How to replace grease

Low viscosity grease is applied to this rotary hammer so that it can be used for a long period without replacing the grease. Please contact the nearest authorized service center for grease replacement when any grease is leaking from a loosened screw. Further use of the rotary hammer despite the grease shortage causes seizure to reduce the service life.

CAUTION: A specific grease is used with this machine, therefore, the normal performance of the machine may be badly affected by use of other grease. Please be sure to let one of our authorized service center undertaking replacement of the grease.

6.Service and repairs

All quality power tools will eventually require servicing or replacement of parts because of wear from normal use. To assure that only authorized replacement parts will be used, all service and repairs must be performed by a HITACHI AUTHORIZED SERVICE CENTER, ONLY.

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Contents Avertissement AdvertenciaContents Meanings of Signal Words Important InformationSafety General Safety RulesNever operate without all guards in place Keep all screws, bolts and covers tightly in place Specific Safety Rules and Symbols Make Them Available to Other Users of this Tool Double Insulation for Safer OperationSpecifications Functional DescriptionName of Parts Assembly and Operation ApplicationsPrior to Operation Mounting the drill bit Fig Selecting the driver bit HOW to USESwitch operation Confirm the direction of bit rotation FigWhen driving machine screws Fig Rotation onlyWhen driving wood screws Fig Striking onlyUsing depth gauge Fig HOW to USE the Core BIT for Light Load How to bore FigMounting Dismounting Fig Maintenance and Inspection Optional Accessories AccessoriesStandard Accessories Drill Bit Taper shank and taper shank adaptorKnock-in anchor Striking only Outer wedge type with Female screw Outer wedge type with the female screwInner wedge type with the headless screw Inner wedge type with Headless screwGroove digging and edging Striking only Guide plateDemolishing operation Striking only Grooving Striking onlyDrilling holes Rotation only Driving Screws Rotation only Phillips Driver BitDust cup and Dust collector B Informations Importantes Signification DES Mots D’AVERTISSEMENTSecurite Regles Generale DE SecuriteConserver CES Instructions Français Garder propres les évents d’air du moteur Regles DE Securite Specifiques ET Symboles Watt Construction de classe Min .... tours par minuteDouble Isolation Pour UN Fonctionnement Plus SUR Description Fonctionnelle NOM DES PartiesAvant L’UTILISATION Montage du foret de perçage Fig Le sens de la flèche et sortir le foretVérifiez la direction de rotation de la mèche Fig UtilisationSélection de la mèche pour visseuse Fonctionnement de l’interrupteurRotation + frappe Rotation seulementLors du vissage des vis machine Fig Enfoncement de vis à bois FigPercussion uniquement Utilisation de la quenouille FigComment Utiliser LA Couronne Pour UNE Charge Legere MontagePerçage Fig Démontage FigEntretien ET Inspection Accessoires Accessoires StandardForet de perçage queue conique et raccord de queue conique Ancrage de chasse Percussion uniquement Cône en a 303619Type à cale extérieure avec vis femelle Type à cale intérieure avec vis sans têtePerçage de trou à large diamètre rotation + frappe Plaque centrale de guidage Travail de démolissage Percussion uniquementCreusage de rainures Percussion uniquement Perçage de trous rotation seulement Vis d’entraînement rotation uniquement Embout de vissage PhillipsCapuchon anti-poussière et collecteur à poussière B Información Importante Significado DE LAS Palabras DE SeñalizaciónSeguridad Normas Generales DE SeguridadGuarde Estas Instrucciones Español Utilice la herramienta correcta Normas Y Símbolos Específicos DE Seguridad Maneje con cuidado las herramientas eléctricasAislamiento Doble Para Ofrecer UNA Operación MÁS Segura Descripción Funcional NomenclaturaEspecificaciones Montaje Y Operación AplicacionesAntes DE LA Operación Montaje de la broca Fig PrecauciónConfirmar la dirección de rotación de la broca Fig Como SE USASelección de la broca destornillador Operación del conmutadorRotación + golpeteo Rotación solamenteCuando coloque tornillos para metal Atornillando tornillos para madera FigPercusión solamente Modo de usar el tope FigModo DE Usar LA Barrena Tubular Para Cargas Ligeras MontajeModo de taladrar Fig Desmontaje FigMantenimiento E Inspección Accesorios Accesorios EstándarBroca de taladro vástago cónico y adaptador cónico Ancla de martillar Percusión solamente Tipo de reborde exterior con tornillo hembra Tipo de reborde interior con tornillo sin cabezaExcavar, ranuado y rebordes Percusión solamente Placa guiaTrabajo de roturación Percusión solamente Ranurado Percusión solamentePerforación rotación solamente Colocación de tornillos rotación solamente Broca para tornillos PlillipsCopa de polvo y colector de polvo B Page Page D5 ⋅ Kestrel Road Mississauga on L5T 1Z5

DH 24PE specifications

The Hitachi Koki USA DH 24PE is a powerful and versatile rotary hammer drill that is designed to handle a variety of demanding tasks in construction and renovation projects. Known for its reliability and performance, this tool is a favorite among professionals and DIY enthusiasts alike.

One of the standout features of the DH 24PE is its robust 2.2-amp motor, which delivers a remarkable 6.8 Joules of impact energy. This power enables the drill to tackle tough materials, including concrete, brick, and masonry, with ease. The rotary hammer drill offers two different modes of operation, allowing users to switch between hammer drilling and regular drilling, providing versatility for various applications.

Another essential aspect of the DH 24PE is its lightweight design. Weighing only 5.3 pounds, this rotary hammer drill is easy to maneuver, reducing user fatigue during extended use. The ergonomic handle ensures a comfortable grip, promoting better control and precision while working.

The DH 24PE is equipped with a unique vibration reduction system. This technology minimizes vibrations during operation, enhancing user comfort and allowing for prolonged use without discomfort. This feature is especially valuable in heavy-duty drilling tasks where extended periods of operation are common.

Durability is another key characteristic of the Hitachi Koki DH 24PE. The tool is constructed with high-quality materials, ensuring longevity and reliability even under harsh working conditions. Additionally, the robust design protects the internal components from dust and debris, contributing to its overall durability.

For convenience, the DH 24PE features a depth gauge that allows users to set precise drilling depths, which is crucial for tasks that require accuracy. Furthermore, the quick-change chuck system enables easy bit changes, enhancing efficiency on the job site.

In summary, the Hitachi Koki USA DH 24PE is a dependable rotary hammer drill packed with essential features, including a powerful motor, lightweight design, vibration reduction technology, and durable construction. Its versatility and user-friendly characteristics make it an excellent choice for both professional contractors and DIY enthusiasts looking for a reliable tool for their projects.
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