Manuale d’uso / di manutenzione del prodotto D552HK del fabbricante Ryobi
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SA VE THIS MANUAL FOR FUTURE REFERENCE Y our hammer drill has been engineered and manufactured to our high standard for dependability , ease of operation, and operator safety . When properly car ed for , it will give you years of rugged, trouble-free performance.
2 T ABLE OF CONTENTS INTRODUCTION This product has many features for making its use more pleasant and enjoyable. Safety , performance, and dependability have been given top priority in the design of this product making it easy to maintain and operate.
3 GENERAL SAFETY RULES WARNING! Read all instructions. Failure to follow all instructions listed below may result in electric shock, fire and/or seri ous inju ry . The term “pow er tool” in all of the warnings listed below r efers to your mains-operated (cor ded) power tool or battery-operated (cordless) power tool.
4 GENERAL SAFETY RULES SPECIFIC SAFETY RULES SERVICE Have your power tool serviced by a qualified repair per son using onl y ident ical re pla cemen t parts . This will ensure that the safety of the power tool is maintained. WARNING! T o reduce the risk of injury , user must read instruction manual.
5 SYMBOLS Some of the following symbols may be used on this tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer .
6 SYMBOLS The following signal words and meanings ar e intended to explain the levels of risk associated with this product. DANGER: Indicates an imminently hazardous situation, which, if not avoided, will result in death or serious injury .
7 EXTENSION CORDS When using a power tool at a considerable distance from a power source, be sure to use an extension cord that has the capacity to handle the current the tool will draw . An undersized cord will cause a drop in line voltage, resulting in overheating and loss of power .
8 FEA TURES Fig. 1 PRODUCT SPECIFICA TIONS Chuck Capacity ........................................................ 1/2 in. Switch ............................. VSR (V ariable Speed Reversible) Blows Per Minute ........................ 0-17,000/0-51,000 BPM No Load Speed .
9 WARNING: If any parts are damaged or missing do not operate this product until the parts ar e replaced. Failure to heed this warning could result in serious personal injury . WARNING: Do not attempt to modify this product or cr eate accessories not recommended for use with this product.
10 V ARIABLE SPEED T h e v a r i a b l e s p e e d s w i t c h d e l i v e r s h i g h e r s p e e d w i t h increased trigger pressur e and lower speed with decreased trigger pressur e. NOTE: Y ou might hear a whistling or ringing noise fr om the switch during use.
11 WARNING: Always unplug the tool when installing or removing bits, adjusting settings, or when the tool is not in use. Failure to unplug the tool may result in accidental starting and serious personal injury . INST ALLING BITS See Figures 5 - 6. Unplug the drill.
12 OPERA TION Fig. 8 USING THE AUXILIAR Y HANDLE ASSEMBL Y See Figure 8. The drill is equipped with an auxiliary handle assembly . For ease of operation, use the handle with either the left or right hand.
13 OPERA TION WARNING: Before connecting the drill to a power supply source, always check to be sure it is not in lock-on position (depr ess and release the switch trigger). Failu re to ensur e that it is not locked-on could result in accidental starting of the drill resulting in possible serious injury .
14 OPERA TION WOOD DRILLING For maximum performance, use high speed steel bits for wood drilling. Select normal drilling mode. Begin drilling at a very low speed to pr event the bit fr om slipping off the starting point. Increase the speed as the drill bit bites into the material.
15 MAINTENANCE CHUCK REMOV AL See Figures 11 - 13. The chuck may be removed and r eplaced with a new one. Unplug the drill. Open chuck jaws using the provided chuck key . Insert a 5/16 in. or larger hex key into the chuck of the drill and tighten the chuck jaws securely .
16 • P ARTS AND SER VICE Prior to requesting service or pur chasing replacement parts, please obtain your model and serial number from the pr oduct data plate. • MODEL NUMBER • SERIAL NUMBER • HOW TO OBT AIN REPLACEMENT P ARTS: Replacement parts can be pur chased online at www .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Ryobi D552HK è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Ryobi D552HK - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Ryobi D552HK imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Ryobi D552HK ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Ryobi D552HK, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Ryobi D552HK.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Ryobi D552HK. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Ryobi D552HK insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
