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10 

• 

There is a tremendous force exerted on the tool/bit 
at  the  time  of  hole  break  through.  Hold  the  tool 
firmly and exert care when the bit begins to break 
through the workpiece. 

• 

A  stuck  bit  can  be  removed  simply  by  setting  the 
reversing switch to reverse rotation in order to back 
out. However, the tool may back out abruptly if you 
do not hold it firmly. 

• 

Always secure small workpieces in a vise or similar 
hold-down device. 

• 

If the tool is operated continuously until the battery 
cartridge has discharged, allow the tool to rest for 
15 minutes before proceeding with a fresh battery. 

First, slide the action mode change lever so that it points to 
the

marking.  The  adjusting  ring  can  be  aligned  in  any 

torque levels for this operation. Then proceed as follows. 

Drilling in wood 

When drilling in wood, the best results are obtained with 
wood drills equipped with a guide screw. The guide screw 
makes drilling easier by pulling the bit into the workpiece. 

Drilling in metal 

To  prevent  the  bit  from  slipping  when  starting  a  hole, 
make an indentation with a center-punch and hammer at 
the  point  to  be  drilled.  Place  the  point  of  the  bit  in  the 
indentation and start drilling. 
Use  a  cutting  lubricant  when  drilling  metals.  The 
exceptions are iron and brass which should be drilled dry. 

MAINTENANCE 

 

CAUTION: 

• 

Always be sure that the tool is switched off and the 
battery  cartridge  is  removed  before  attempting  to 
perform inspection or maintenance. 

• 

Never  use  gasoline,  benzine,  thinner,  alcohol  or 
the like. Discoloration, deformation or cracks may 
result. 

Replacing carbon brushes 

1

 

 

006258 

Replace  when  they  wear  down  to  the  limit  mark.  Keep 
the carbon brushes clean and free to slip in the holders. 
Both  carbon  brushes  should  be  replaced  at  the  same 
time. Use only identical carbon brushes. 

1

2

 

 

012705 

Use  a  screwdriver  to  remove  two  screws  then  remove 
the rear cover. 

1

2

3

 

 

012706 

Raise the arm part of the spring and then place it in the 
recessed  part  of  the  housing  with  a  slotted  bit 
screwdriver of slender shaft or the like. 

1

 

 

012707 

Use pliers to remove the carbon brush caps of the carbon 
brushes.  Take  out  the  worn  carbon  brushes,  insert  the 
new ones and replace the carbon brush caps in reverse. 

1

2

 

 

006304 

Make  sure  that the carbon brush  caps  have  fit  into the 
holes in brush holders securely. 
Reinstall the rear cover and tighten two screws securely. 
To maintain product SAFETY and RELIABILITY, repairs, 
any  other  maintenance  or  adjustment  should  be 
performed  by  Makita  Authorized  Service  Centers, 
always using Makita replacement parts. 

1. Hole 
2. Carbon brush 

cap 

1. Carbon brush 

cap 

1. Arm 
2. Spring 
3. Recessed part 

1. Rear cover 
2. Screws 

1. Limit mark 

Summary of Contents for DHP458RM3J

Page 1: ...IMPORTANT Read Before Using Cordless Hammer Driver Drill DHP448 DHP458 012710 Questo manuale d istruzione è fornito da trovaprezzi it Scopri tutte le offerte per Makita DHP458 DHP458RM3J o cerca il tuo prodotto tra le migliori offerte di Elettroutensili ...

Page 2: ...96 EC on waste electric and electronic equipment 2006 66 EC on batteries and accumulators and waste batteries and accumulators and their implementation in accordance with national laws electric equipment and battery pack that have reached the end of their life must be collected separately and returned to an environmentally compatible recycling facility ENE079 1 Intended use The tool is intended fo...

Page 3: ...or future reference The term power tool in the warnings refers to your mains operated corded power tool or battery operated cordless power tool Work area safety 1 Keep work area clean and well lit Cluttered or dark areas invite accidents 2 Do not operate power tools in explosive atmospheres such as in the presence of flammable liquids gases or dust Power tools create sparks which may ignite the du...

Page 4: ...n power tools Check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the power tool s operation If damaged have the power tool repaired before use Many accidents are caused by poorly maintained power tools 22 Keep cutting tools sharp and clean Properly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to co...

Page 5: ...ome excessively shorter stop operating immediately It may result in a risk of overheating possible burns and even an explosion 4 If electrolyte gets into your eyes rinse them out with clear water and seek medical attention right away It may result in loss of your eyesight 5 Do not short the battery cartridge 1 Do not touch the terminals with any conductive material 2 Avoid storing battery cartridg...

Page 6: ...power to the tool to extend battery life The tool will automatically stop during operation if the tool and or battery are placed under one of the following conditions Overloaded The tool is operated in a manner that causes it to draw an abnormally high current In this situation release the switch trigger on the tool and stop the application that caused the tool to become overloaded Then pull the s...

Page 7: ... damaged Selecting the action mode 1 2 012736 This tool employs an action mode changing ring Select one of the three modes suitable for your work needs by using this ring For rotation only turn the ring so that the arrow on the tool body points toward the mark on the ring For rotation with hammering turn the ring so that the arrow points toward the mark on the ring For rotation with clutch turn th...

Page 8: ...de grip to ensure operating safety Insert the side grip so that the protrusions on the grip base and steel band fit in between the grooves on the tool barrel Then tighten the grip by turning clockwise When you turn the side grip loosen and remove the grip then turn the grip and insert it again Installing or removing driver bit or drill bit 1 012697 Turn the sleeve counterclockwise to open the chuc...

Page 9: ...it from slipping away from the hole Do not apply more pressure when the hole becomes clogged with chips or particles Instead run the tool at an idle then remove the bit partially from the hole By repeating this several times the hole will be cleaned out and normal drilling may be resumed Blow out bulb optional accessory 1 002449 After drilling the hole use the blow out bulb to clean the dust out o...

Page 10: ...exceptions are iron and brass which should be drilled dry MAINTENANCE CAUTION Always be sure that the tool is switched off and the battery cartridge is removed before attempting to perform inspection or maintenance Never use gasoline benzine thinner alcohol or the like Discoloration deformation or cracks may result Replacing carbon brushes 1 006258 Replace when they wear down to the limit mark Kee...

Page 11: ...for its stated purpose If you need any assistance for more details regarding these accessories ask your local Makita Service Center Drill bits Hammer drill bits Screw bits Blow out bulb Safety goggles Makita genuine battery and charger Grip assembly Depth rod Hook Rubber pad assembly Wool bonnet Foam polishing pad Battery protector NOTE Some items in the list may be included in the tool package as...

Page 12: ...12 www makita com Makita Jan Baptist Vinkstraat 2 3070 Belgium Makita Corporation Anjo Aichi Japan 885234A220 ...

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