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Table of Contents
Related Manuals for Makita DHR400PT2
Summary of Contents for Makita DHR400PT2
- Page 1 INSTRUCTION MANUAL Cordless Rotary Hammer DHR400 Read before use.
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Page 2: Specifications
SPECIFICATIONS Model: DHR400 Capacities Carbide-tipped bit 40 mm Core bit 105 mm No load speed (RPM) 250 - 500 min Blows per minute 1,450 - 2,900 min Overall length 473 mm Rated voltage D.C. 36 V Net weight 7.3 - 8.1 kg •... -
Page 3: General Power Tool Safety Warnings
Personal Safety SAFETY WARNINGS Stay alert, watch what you are doing and use common sense when operating a power tool. Do not use a power tool while you are tired or General power tool safety warnings under the influence of drugs, alcohol or med- ication. A moment of inattention while operating WARNING: power tools may result in serious personal injury. - Page 4 Power tool use and care Do not use a battery pack or tool that is dam- aged or modified. Damaged or modified batteries Do not force the power tool. Use the correct may exhibit unpredictable behaviour resulting in power tool for your application. The correct fire, explosion or risk of injury. power tool will do the job better and safer at the rate for which it was designed. Do not expose a battery pack or tool to fire or excessive temperature. Exposure to fire or tem- Do not use the power tool if the switch does...
- Page 5 MISUSE or failure to follow the safety CAUTION: Only use genuine Makita batteries. rules stated in this instruction manual may cause Use of non-genuine Makita batteries, or batteries that serious personal injury. have been altered, may result in the battery bursting causing fires, personal injury and damage. It will Important safety instructions for...
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Page 6: Functional Description
24. When storing the wireless unit, keep it in the battery cartridge with the groove in the housing and slip supplied case or a static-free container. it into place. Insert it all the way until it locks in place 25. Do not insert any devices other than Makita with a little click. If you can see the red indicator on the wireless unit into the slot on the tool. upper side of the button, it is not locked completely. 26. Do not use the tool with the lid of the slot dam-... -
Page 7: Overload Protection
Indicating the remaining battery Tool / battery protection system capacity The tool is equipped with a tool/battery protection sys- tem. This system automatically cuts off power to the Only for battery cartridges with the indicator motor to extend tool and battery life. The tool will auto- matically stop during operation if the tool or battery is placed under one of the following conditions: Overload protection When the battery is operated in a manner that causes it to draw an abnormally high current, the tool automat- ically stops without any indication. In this situation, turn the tool off and stop the application that caused the tool to become overloaded. Then turn the tool on to restart. -
Page 8: Speed Change
Speed change Lighting up the front lamp The revolutions and blows per minute can be adjusted by turning the adjusting dial. The dial is marked 1 (low- est speed) to 5 (full speed). ► 1 . Lamp CAUTION: Do not look in the light or see the ► 1 . Adjusting dial source of light directly. Refer to the table below for the relationship between the Pull the switch trigger to light up the lamp. The lamp number on the adjusting dial and the revolutions and keeps on lighting while the switch trigger is being pulled. - Page 9 Hammering only Side handle For chipping, scaling or demolition operations, rotate the action mode changing knob to the symbol. Use a bull point, cold chisel, scaling chisel, etc. CAUTION: Use the side handle only when chipping, scaling or demolishing. Do not use it ► 1 .
- Page 10 To remove the drill bit, pull the chuck cover down all the way and pull the drill bit out. ► 1 . Side grip Grease ► 1 . Drill bit 2. Chuck cover Coat the shank end of the drill bit beforehand with a Chisel angle (when chipping, small amount of grease (about 0.5 - 1 g). scaling or demolishing) This chuck lubrication assures smooth action and lon- ger service life.
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Page 11: Depth Gauge
Depth gauge Dust extractor attachment The depth gauge is convenient for drilling holes of Optional accessory uniform depth. Installing the dust extractor Press and hold the lock button, and then insert the depth gauge into the hex hole. attachment Loosen the side grip on the tool. Install the dust cover so that the claws of the dust cover fit in the grooves between the tool and the side grip. - Page 12 Connecting the tool to the vacuum Using depth gauge for drilling cleaner operation Attach the holder joint to the tool, and then attach When you stack two bellows, attach the depth gauge the hose holder to the holder joint. extension to the depth gauge. ► 1 . Depth gauge extension Dust extractor attachment (for hammering only) Optional accessory Install the hose holder. When the side handle is installed to tool, loosen the clamp nut, and then remove the hex bolt. Install the hose holder with the hex bolt and the clamp nut by tightening the clamp nut firmly.
- Page 13 Connect the hose to the hose of the vacuum cleaner with the hose joint. Attach the holder joint to the tool, and then attach NOTE: If the hose is not included, attach the dust the hose holder to the holder joint. cover to the cleaner's joint or attach it to Makita's hose ø28. Adjust the distance between the dust cover and the tip of the chisel or bull point. The recommended distance is 30 mm to 100 mm. ► ( 1) 30 mm to 100 mm ► 1 . Holder joint 2.
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Page 14: Operation
Chipping/Scaling/Demolition OPERATION Set the action mode changing knob to the symbol. CAUTION: Always use the side grip (auxiliary Hold the tool firmly with both hands. Turn the tool on handle) and firmly hold the tool by both side grip and apply slight pressure on the tool so that the tool will and switch handle during operations. not bounce around, uncontrolled. Pressing very hard on the tool will not increase the CAUTION: Always make sure that the work- efficiency. - Page 15 Open the lid on the tool as shown in the figure. WIRELESS ACTIVATION FUNCTION Optional accessory What you can do with the wireless activation function The wireless activation function enables clean and com- fortable operation. By connecting a supported vacuum cleaner to the tool, you can run the vacuum cleaner automatically along with the switch operation of the tool. ► 1 . Lid Insert the wireless unit to the slot and then close the lid. When inserting the wireless unit, align the projections with the recessed portions on the slot. To use the wireless activation function, prepare follow- ing items: •...
- Page 16 If the hooks do not catch the wireless unit, close the lid completely and open it slowly again. Tool registration for the vacuum cleaner NOTE: A Makita vacuum cleaner supporting the wireless activation function is required for the tool registration. NOTE: Finish installing the wireless unit to the tool before starting the tool registration.
- Page 17 Push the wireless activation button on the tool NOTE: The wireless activation lamps finish blinking briefly. The wireless activation lamp will blink in blue. in green after 20 seconds elapsed. Press the wireless activation button on the tool while the wireless acti- vation lamp on the cleaner is blinking. If the wireless activation lamp does not blink in green, push the wire- less activation button briefly and hold it down again.
- Page 18 Description of the wireless activation lamp status ► 1 . Wireless activation lamp The wireless activation lamp shows the status of the wireless activation function. Refer to the table below for the meaning of the lamp status. Status Wireless activation lamp Description Color Duration Blinking Standby Blue 2 hours The wireless activation of the vacuum cleaner is available. The lamp will automatically turn off when no operation is performed for 2 hours. When The wireless activation of the vacuum cleaner is available and the the tool is tool is running.
- Page 19 If the cancellation is performed successfully, the wire- Cancelling tool registration for the less activation lamps will light up in red for 2 seconds vacuum cleaner and start blinking in blue. NOTE: The wireless activation lamps finish blinking in Perform the following procedure when cancelling the red after 20 seconds elapsed. Press the wireless acti- tool registration for the vacuum cleaner.
- Page 20 Troubleshooting for wireless activation function Before asking for repairs, conduct your own inspection first. If you find a problem that is not explained in the manual, do not attempt to dismantle the tool. Instead, ask Makita Authorized Service Centers, always using Makita replace- ment parts for repairs. State of abnormality Probable cause (malfunction) Remedy The wireless activation lamp does The wireless unit is not installed into Install the wireless unit correctly. not light/blink. the tool. The wireless unit is improperly installed into the tool. The terminal of the wireless unit and/or Gently wipe off dust and dirt on the terminal of the the slot is dirty. wireless unit and clean the slot. The wireless activation button on the Push the wireless activation button on the tool tool has not been pushed.
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Page 21: Maintenance
Plastic carrying case OPTIONAL NOTE: Some items in the list may be included in the tool package as standard accessories. They may ACCESSORIES differ from country to country. CAUTION: These accessories or attachments are recommended for use with your Makita tool specified in this manual. The use of any other accessories or attachments might present a risk of injury to persons. Only use accessory or attachment for its stated purpose. If you need any assistance for more details regard- ing these accessories, ask your local Makita Service Center. 21 ENGLISH... - Page 24 Makita Europe N.V. Jan-Baptist Vinkstraat 2, 3070 Kortenberg, Belgium Makita Corporation 3-11-8, Sumiyoshi-cho, Anjo, Aichi 446-8502 Japan 885622-221 www.makita.com 20170913...