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Hitachi DH 45MR - page 1
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. 001CoverF_DH45MR_Eng 1/7/11, 4:50 PM 1 ...
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Hitachi DH 45MR - page 2
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. The term “power tool” in the warnings refers to your mains- operated (corded) power tool or ...
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Hitachi DH 45MR - page 3
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 ................................................................. ...
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Hitachi DH 45MR - page 4
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. Drilling holes .... For drilling metal and wooden materials 5. ...
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Hitachi DH 45MR - page 5
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. CAUTION: Although this machin ...
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Hitachi DH 45MR - page 6
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. 4. When chipping and chiseling at “hammering”: CAUTION: 䡬 If the selector lever is switched during motor rotation, the tool can start to rotate abruptly, resulting ...
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Hitachi DH 45MR - page 7
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. When a taper shank adapter is used. (Fig. 12) (1) Install drill bit with taper shank ...
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Hitachi DH 45MR - page 8
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. ( Fig. 17 ) 2. ...
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Hitachi DH 45MR - page 9
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. If necessary purchase from an Hitachi Authorized Service Center. MAINTENANCE AND INSPECTION 1. ...
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Hitachi DH 45MR - page 10
9 02Back_DH45MR_Eng 1/7/11, 4:51 PM 9 ...
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Hitachi DH 45MR - page 11
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 6007DDUAV2S 15 321-297 1 16 313-421 2 D8 × 20 17 324-919 1 18 324-921 1 19 324-920 1 20 324-922 1 21 324-923 1 22 324-924 1 23 313-057 4 D6 × 6 24 32 ...
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Hitachi DH 45MR - page 12
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 ...
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