Instruction/ maintenance manual of the product DH 45MR Hitachi
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Rotary Hammer MODEL DH 45MR HANDLING INS TRUCTIONS Note: Before using this Power Tool, carefully read through these HANDLING INSTRUCTIONS to ensure efficient, safe operation. It is recommended that these INSTRUCTIONS be kept readily available as an important reference when using this power tool.
1 GENERAL POWER TOOL SAFETY WARNINGS WARNING Read all safety warnings and all instructions. Failure to follow the warnings and instructions may result in electric shock, fire and/or serious injury. Save all warnings and instructions for future reference.
2 2. Anchor hole drilling (Rotation + Hammering) Drill bit (Taper shank) Adapter for SDS-plus shank bit 3. Large dia. hole boring (Rotation + Hammering) (1) Center pin 䢇 Applied to core bits from 38 mm to 125 mm 䢇 Applied to core bits 32 mm and 35 mm STANDARD ACCESSORIES (1) Case .
3 NOTE: Do not use core bits 25 mm or 29 mm. (2) Core bit 䢇 External dia. 25, 29, 32, 35, 38, 45, 54, 64, 79, 94, 105, 120, 125 mm (with guide plate, not applicable to cores 25 mm or 29 mm) (3) Core bit shank 䢇 Applied to core bits above 38 mm 䢇 Applied to core bits below 35 mm 4.
4 HOW TO USE THE ROTARY HAMMER 1. How to drill holes (Fig. 4) (1) Pull the switch trigger after applying the drill bit tip to the drilling position. (2) It is unnecessary to forcibly press the rotary hammer main body. It is sufficient to slightly press the rotary hammer to an extent that shavings are freely discharged.
5 (c) Release the button to lock the selector lever. NOTE: Turn the selector lever (do not push the button) to check if it is completely locked and make sure that it does not turn.
English 6 CAUTION: When the warming up operation is performed, hold the side handle and the main body securely with both hands to maintain a secure grip and be careful not to twist your body by the jammed drill bit. DRILLING AND DRIVING-IN OPERATIONS FOR ANCHORS 1.
7 (3) Insert the center pin into the guide plate until it reaches the extremity. (4) Fit in the guide plate by aligning its concaved portion with the core bit tip. When the position of the concave is shifted by turning the guide plate right or left, the guide plate never slips off even when the drill is used in a downward direction.
8 (2) Supply 30 g of Hitachi Electric Hammer Grease A (Standard accessory, contained in tube) to the crank case. (3) After replenishing the grease, install the crank cover securely. NOTE: The Hitachi Electric Hammer Grease A is of the low viscosity type.
9 02Back_DH45MR_Eng 1/7/11, 4:51 PM 9.
10 AB C D 1 321-306 1 2 321-305 1 3 318-590 1 4 321-304 1 5 321-303 1 6 321-302 1 7 981-942 4 M6 × 25 8 321-300 1 9 956-996 3 1AS-60 10 321-301 1 11 325-229 1 12 315-868 1 13 948-131 1 14 600-7DD 1 6.
101 Code No. C99144811 N Printed in Japan Hitachi Koki Co., Ltd. Shinagawa Intercity Tower A, 15-1, Konan 2-chome, Minato-ku, Tokyo, Japan 02Back_DH45MR_Eng 1/7/11, 4:51 PM 11.
An important point after buying a device Hitachi DH 45MR (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Hitachi DH 45MR 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 Hitachi DH 45MR - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hitachi DH 45MR you will learn all the available features of the product, as well as information on its operation. The information that you get Hitachi DH 45MR will certainly help you make a decision on the purchase.
If you already are a holder of Hitachi DH 45MR, 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 Hitachi DH 45MR.
However, one of the most important roles played by the user manual is to help in solving problems with Hitachi DH 45MR. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hitachi DH 45MR 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
