Hitachi DH 50MB How to chisel or crush Fig, When drilling at rotation + hammering

Page 12

English

CAUTION:

Although this machine is equipped with a safety clutch, if the drill bit becomes bound in concrete or other material, the resultant stoppage of the drill bit could cause the machine body to turn in reaction. Ensure that the main handle and side handle are gripped firmly during operation.

2. How to chisel or crush (Fig. 5)

By applying the tool tip to the chiseling or crushing position, operate the rotary hammer by utilizing its empty weight. Forcible pressing or thrusting is unnecessary.

3. When drilling at “rotation + hammering”

CAUTION:

If you switch the selector lever during motor rotation, the tool can start to rotate abruptly, resulting in unexpected accidents. Be sure to switch the selector lever when the motor is at a complete stop.

(1)Switching to “rotation + hammering”

(a)Pull the selector lever, release lock and turn it clockwise.

(b)Align ▲ of the selector lever with ▲

on the side of the undercover as illustrated in Fig. 6.

(c)Push in the selector lever to lock it.

NOTE:

Fig. 5

Selector Lever

Undercover

▲

▲

Fig. 6

Turn the selector lever (do not pull it up) to check if it is completely locked and make sure that it does not turn.

4. When chipping and shredding at “hammering”:

CAUTION:

◯If the selector lever is switched during motor rotation, the tool can start to rotate abruptly, resulting in unexpected accidents. Make sure to switch the selector lever when the motor is at a complete stop.

◯If the bull point or cold chisel is used at the position of “rotation + hammering”, the tool can start to rotate, resulting in unexpected accidents. Make sure that they are used at the positon of “hammering”.

12

Image 12

Contents Manual DE Instrucciones E Instrucciones DE Seguridad Rotary Hammer Marteau Rotatif Martillo GiratorioContents Meanings of Signal Words Important InformationSafety General Safety RulesEnglish Specific Safety Rules and Symbols Do not wipe plastic parts with solvent Double Insulation for Safer Operation Specifications Functional DescriptionName of Parts Assembly and Operation ApplicationsPrior to Operation HOW to USE How to drill holes FigRegulating the number of rotations and hammering Fig How to chisel or crush Fig When drilling at rotation + hammeringWhen chipping and shredding at hammering Install the stopper Fig Using Drill CHUCK, Chuck Adaptor Warming up FigHOW to USE the Core BIT MountingHow to bore Fig Dismounting FigMaintenance and Inspection How to replase grease Service and repairs Service parts listModifications Accessories Standard AccessoriesDrilling holes....For drilling metals and wooden materials Hitachi Informations Importantes Signification DES Mots D’AVERTISSEMENTSecurite Regles Generale DE SecuriteConserver CES Instructions Français Regles DE Securite Specifiques ET Symboles Utiliser l’outil correctManipuler l’outil correctement Garder propres les évents d’air du moteur Utiliser l’outil motorisé à la tension nominaleNe pas essuyer les parties en plastique avec du solvant Double Isolation Pour UN Fonctionnement Plus SUR Description Fonctionnelle NOM DES PartiesRemarque Avant L’UTILISATION Precaution UtilisationRéglage du nombre de rotations et de percussion Fig Comment percer des trous FigComment buriner ou broyer Fig Perçage en rotation + percussionBurinage et découpures en percussion Moteur est à l’arrêt completInstaller la quenouille Fig Avertissement Préchauffage FigPrecautión Comment Utiliser LA Couronne Montage’assurer que l’interrupteur est sur la Position d’arrêt OFF et débrancher ’outilPerçage Fig Démontage FigEntretien ET Inspection Contrôle du foret de perçageInspection des vis de montage Entretien du moteurComment remplacer la graisse Entretien et reparation Liste des pièces de rechangeAccessoires Accessoires StandardPerçage de trous.…Pour perçage des métaux et du bois Creusage de rainures et cassure des angles Percussion Información Importante Significado DE LAS Palabras DE SeñalizaciónSeguridad Normas Generales DE SeguridadGuarde Estas Instrucciones Peligrosos cuando se utilicen con otra Normas Y Símbolos Específicos DE Seguridad Utilice la herramienta correctaManeje correctamente la herramienta Maneje con cuidado las herramientas eléctricas No limpie las partes de plástico con disolventeAislamiento Doble Para Ofrecer UNA Operación MÁS Segura Descripción Funcional NomenclaturaEspecificaciones NotaMontaje Y Operación AplicacionesAntes DE LA Operación Modo DE Utilizacion Regulación de número de rotaciones Martilleo FigTaladrar orificios Fig PrecauciónForma de picar o romper Fig Cuando taladre con rotación + martilleoPara cortar con escoplo y cincel en el modo de martilleo Instalar el tope Fig Advertencia Calentamiento FigModo DE Usar LA Barrena Tubular MontajeModo de taladrar Fig Desmontaje FigMantenimiento E Inspección Inspeccionar la broca de taladroInspección de los tornillos de montaje Mantenimiento de motorCambio de grasa Mantenimiento y reparación Lista de repuestosModificaciones Accesorios Accesorios EstándarRomper Martilleo Excavar, ranurado y rebordes Martilleo Page Page English Français Español 4MM Page Hitachi Koki Canada Co