Instruction/ maintenance manual of the product D550H Ryobi
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Y our new hammer drill has been engineered and manufactured to Ryobi's high standard for dependability , ease of operation, and operator safety . Properly cared for , it will give you years of rugged, trouble-free performance. W ARNING: To reduce the risk of injury , the user must read and understand the operator ’s manual.
2 INTRODUCTION ■ Introduction ........................................................................................................................................................ 2 ■ General Safety Rules .......................................
3 GENERAL SAFETY RULES W ARNING: Read and understand all instructions. Failure to fol- low all instructions listed below, may result in electric shock, fire and/or serious personal injury. SAVE THESE INSTRUCTIONS WORK AREA ■ Keep your work area clean and well lit.
4 SPECIFIC SAFETY RULES Hold tool by insulated gripping surfaces when performing an operation where the cutting tool may contact hidden wiring or its cord. Contact with a “live” wire will make exposed metal parts of the tool “live” and shock the operator .
5 Important: Some of the following symbols may be used on your tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer.
6 SPECIFICA TIONS UNP ACKING INSTRUCTIONS Your hammer drill has been shipped completely assembled. ■ Carefully remove the tool from the box. Make sure that all items listed in the packing list are included. ■ Inspect the tool carefully to make sure no breakage or damage occurred during shipping.
7 DOUBLE INSULATION Double insulation is a concept in safety in electric power tools, which eliminates the need for the usual three-wire grounded power cord. All exposed metal parts are isolated from the internal metal motor components with protecting insulation.
8 FEA TURES Fig. 1 W ARNING: Do not attempt to modify this tool or create accessories not recommended for use with this tool. Any such alteration or modification is misuse and could result in a hazardous condition leading to possible serious personal injury.
9 Fig. 2 W ARNING: Always wear safety goggles or safety glasses with side shields when operating this tool. Failure to do so could result in dust, shavings, or loose particles being thrown into your eyes, resulting in possible serious injury. INSERTING BITS See Figure 2.
10 OPERA TION Fig. 4 Fig. 5 ADJUSTING THE HANDLE ASSEMBLY See Figure 4. Follow these directions to adjust the handle assembly. ■ Unplug the hammer drill. W ARNING: Failure to unplug the tool could result in accidental starting causing possible serious injury.
11 OPERA TION ADJUSTING THE SPEED See Figure 7. The hammer drill has a two-speed knob that provides a high speed of approximately 3,000 RPM and a low speed of approximately 1,000 RPM (stated speeds are with the trigger switch in the “Full-on” position).
12 2 1 1 - - OPERA TION Fig. 10 Fig. 11 TURNING THE HAMMER DRILL ON/OFF See Figure 9. Follow these directions to turn the hammer drill on and off. ■ To turn the drill on : Depress the switch trigger. ■ To turn the drill off : Release the switch trigger.
13 W ARNING: When servicing use only identical Ryobi replacement parts. Use of any other parts may create a hazard or cause product damage. GENERAL Avoid using solvents when cleaning plastic parts. Most plastics are susceptible to damage from various types of commercial solvents and may be damaged by their use.
14 MAINTENANCE Fig. 13 Fig. 14 REMOVING THE CHUCK See Figures 12, 13, and 14. Follow these directions to remove the chuck. ■ Unplug the hammer drill. W ARNING: Failure to unplug the tool could result in accidental starting causing possible serious injury.
15 NOTES.
OPERA T OR'S MANUAL HAMMER DRILL - 1/2 in. (13 mm) D550H V ARIABLE SPEED – DOUBLE INSULA TED R YOBI TECHNOLOGIES INC. 1428 Pearman Dairy Road Anderson, SC 29625 Post Office Box 1207 Anderson, SC 29622 www .
An important point after buying a device Ryobi D550H (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Ryobi D550H yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Ryobi D550H - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Ryobi D550H you will learn all the available features of the product, as well as information on its operation. The information that you get Ryobi D550H will certainly help you make a decision on the purchase.
If you already are a holder of Ryobi D550H, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Ryobi D550H.
However, one of the most important roles played by the user manual is to help in solving problems with Ryobi D550H. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Ryobi D550H along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
