description of the tool · balance at all times. this enables better control of the power tool in...

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DESCRIPTION OF THE TOOL

OPERATING CONTROL

The tool is intended to screw-in and loosen bolts and screws, as well as to tighten and loosen nuts within the respective range of dimension. It also can drill holes on wood, metal and plastics.

1. MAIN PARTS

Variable speed trigger switchLED WorklightChuck jawsDirection-of-rotation selectorRatcheting keyless chuckTorque adjustment clutch(DH- with impact function)Two speed gear boxVents

NOTE:

1) Attach the battery pack on the charger for short charging to resume the battery, when the batterypack is protected as the redundant current and high temperature.

2) For continuous long operation, the tool may be hot, cool it down to appropriate temperature beforereuse, otherwise, man damage the tool.

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GENERAL SAFETY RULES

WARNING: Read all instructions. Failure to follow all instructions listed below may result in

The term “power tool” in all of the warnings listed below refers to your mains operated (corded) power tool or battery operated (cordless) power tool.

SAVE THESE INSTRUCTIONS1. WORK AREA SAFETY1) Keep workplace clean and well lit. Cluttered

and dark workplaces invite accidents.

2) Do not operate power tools in explosiveatmospheres, such as in the presence of

create sparks which may ignite the dust orfumes.

3) Keep children and bystanders away whileoperating a power tool. Distractions can causeyou to lose control.

2. ELECTRICAL SAFETY1) Power tool plugs must match the outlet. Never

modify the plug in any way. Do not use anyadapter plugs with earthed (grounded) power

will reduce risk of electric shock.

2) Avoid body contact with earthed or groundedsurfaces such as conduits, radiators, andrefrigerators. There is an increased riskof electric shock if your body is earthed orgrounded.

3) Do not expose power tools to rain or wetconditions. Water entering a power tool willincrease the risk of electric shock.

4) Do not abuse the cord. Never use the cord forcarrying, pulling or unplugging the power tool.Keep cord away from heat oil, sharp edges ormoving parts. Damaged or entangled cordsincrease the risk of electric shock.

5) When operating a power tool outdoors, use anextension cord suitable for outdoor use. Use of acord suitable for outdoor use reduces the risk ofelectric shock.

3. PERSONAL SAFETY1) Stay alert, watch what you are doing and

use common sense when operating a powertool. Do not use a power tool while you are

or medication. A moment of inattention whileoperating power tools may result in seriouspersonal injury.

2) Use safety equipment. Always wear eyeprotection. Safety equipment such as dustmask, non- skid safety shoes, hard hat,or hearing protection used for appropriate

2. TOOL SPECIFICATIONS

Model DD DHMotor(V) 18 18 No-load speed( )LO 0- 50 0-No-load speed( )HI 0-1Impact rate( )LO 0-6 00Impact rate( )HIMax torque (N.m)Max clutch (mm)Drill weight (kg)Battery type

0-1 050

0NONO

13

Lithium-IonCharger input(V )Battery capacity(Ah)

100-240V

0-2 00

13

Lithium-Ion100~240V

Allowable temperature range (oC) 0-40 0-40

NOTE: Due to change without prior notice.

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conditions will reduce personal injuries.

3) Avoid suddenly starting. Ensure the switch isin the off position before plugging in. When your

that have the switch on invites accidents.

4) Remove any adjusting key or wrench beforeturning the power tool on. A wrench or a key leftattached to a rotating part of the power tool mayresult in personal injury.

5) Do not overreach. Keep proper footing andbalance at all times. This enables better controlof the power tool in unexpected situations.

6) Dress properly. Do not wear loose clothingor jewellery. Keep your hair, clothing andgloves away from moving parts. Loose clothes,jewellery or long hair can be caught in movingparts.

7) If devices are provided for the connection ofdust extraction and collection facilities, ensurethese are connected and properly used. Use ofthese devices can reduce dust related hazards.

8) Use clamps or another practical way tosupport and secure the workpiece to a stableplatform. Holding the work by hand or againstyour body leaves it unstable and may lead toloss of control.

9) Do not use on a ladder or unstable support.Stable footing on a solid surface enablesbetter control of the power tool in unexpectedsituations.

10)Keep handles dry, clean, and free from oil andgrease. Slippery hands cannot safely controlthe power tool.

11)Always wear safety glasses with side shields.Everyday glasses may have impact resistantlenses, but they are not safety glasses.Following this rule will reduce the risk of eyeinjury.

12)Protect your lungs. Wear a face or dust maskif the operation is dusty. Following this rule willreduce the risk of serious personal injury.

13)Protect your hearing. Wear hearing protectionduring extended periods of operation.Following this rule will reduce the risk ofserious person injury.

4. POWER TOOL USE AND CARE1) Do not force the power tool. Use the correct

power tool for your application. The correct power tool will do the job better and safer at the rate for which it was designed.

2) Do not use the power tool if the switch doesnot turn it on and off. Any power tool that cannotbe controlled with the switch is dangerous andmust be repaired.

3) Disconnect the plug from the power sourcebe- fore making any adjustments, changingaccessories, or storing power tools. Suchpreventive safety measures reduce the risk ofstarting the power tool accidentally.

4) Store idle power tools out of the reach ofchildren and do not allow persons unfamiliarwith the power tool or these instructionsto operate the power tool. Power tools aredangerous in the hands of untrained users.

5) Maintain power tools. Check for misalignmentor binding of moving parts, breakage of partsand any other condition that may affect thepower tools operation. If damaged, have thepower tool repaired before use. Many accidentsare caused by poorly maintained power tools.

6) Keep cutting tools sharp and clean. Properlymaintained cutting tools with sharp cuttingedges are less likely to bind and are easier tocontrol.

7) Use the power tool, accessories and tool bitsetc., in accordance with these instructions andin the manner intended for the particular typeof power tool, taking into account the workingconditions and the work to be performed. Useof the power tool for operations different fromthose intended could result in a hazardoussituation.

8) Save these instructions. Refer to themfrequently and use them to instruct otherswho may use this tool. If you lend this toolto someone else, also lend them theseinstructions.

5. BATTERY TOOL USE AND CARE

the manufacturer. A charger that is suitable forone type of battery pack may create a risk of

designated battery packs. Use of any other battery packs may create a risk of injury and

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3) When battery pack is not in use, keep it awayfrom other metal objects, like paper clips, coins,keys, nails, screws or other small metal objectsthat can make a connection from one terminalto another. Shorting the battery terminals

4) Under abusive conditions, liquid may beejected from the battery; avoid contact. If

liquid contacts eyes, additionally seek medicalhelp. Liquid ejected from the battery may causeirritation or burns.

6. Service

repair person.

When servicing a power tool, use only identicalreplacement parts.

Follow instructions in the Maintenance sectionof this manual. Use of unauthorized parts orfailure to follow Maintenance instructions maycreate a risk of shock or injury.

SAFETY RULES FOR BATTERY PACK

1. Avoid unintentional switching on, ensure

inserting battery pack. Carrying the power tool

the battery pack into power tools that have theswitch on invites accidents.

2. Do not open the battery. Danger of short-circuiting.

3. Protect the battery against heat, e.g., also

There is danger of explosion.

4. In case of damage and improper use of thebattery, vapors may be emitted. Provide for freshair and seek medical help in case of complaints.The vapors can irritate the respiratory system.

5. When the battery is defective, liquid canescape and come into contact with adjacentcomponents. Check any parts concerned. Cleansuch parts or replace them, if required.

6. If liquid comes in contact with your skin,wash immediately with soap and water, thenneutralize with lemon juice or vinegar.

them with clean water for at least 10 minutes,and then seek immediate medical attention.Following this rule will reduce the risk of seriouspersonal injury.

8. Use the battery only in conjunction with yourpower tool. This measure alone protects

the battery against dangerous overload.9. Use the battery only with the charger list., use

SERIES No. BATTERY PACK No. CHARGER No.

DD- DB 18 ( Ah)

DC

DH- DC

10. Do not crush, drop or damage the batterypack. Do not use a battery pack or chargerthat has been dropped or received a sharpblow. A damaged battery is subject toexplosion. Properly dispose of a dropped ordamaged battery immediately.

11. Do not charger a battery tool in a damp orwet location. Following this rule will reducethe risk of electric shock.

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SAFETY RULES FOR CHARGER

WARNING: To reduce the risk of electric shock or damage to the charger and battery, charge only those lithium-ion rechargeable

charger’s label. Other types of batteries may burst, causing personal injury or damage.1. Before using battery charger, read all

instructions and cautionary markings inthis manual and on the battery charger, thebattery and the product using the battery toprevent misuse of the products and possibleinjury or damage.

2. Do not use the charger outdoors or expose itto wet or damp conditions. Water entering thecharger will increase the risk of electric shock.

3. Use of an attachment not recommended orsold by the battery-charger manufacturer may

to persons.

4. Do not abuse the cord or charger. Neveruse the cord to carry the charger. Do not pullthe charger cord to disconnect the plug fromreceptacle. Damage to the cord or chargercould occur and create an electric shockhazard. Replace damaged cords immediately.

5. Make sure that the cord is located so that itwill not be stepped on, tripped over, come incontact with sharp edges or moving parts, orotherwise subjected to damage or stress.Thiswill reduce the risk of accidental falls, whichcould cause injury and damage to the cord,which could then result in electric shock.

6. Keep cord and charger from heat to preventdamage to housing or internal parts.

7. Do not allow gasoline, oils, petroleum-based

products, etc. to come in contact with plastic parts. These materials contain chemicals that can damage, weaken, or destroy plastic.

8. An extension cord should not be used unlessabsolutely necessary. Use of an improper

electric shock. If an extension cord must beused, make sure that:

The pins on plug of extension cord are thesame number, size and shape as those of the plug on charger.

The cord is properly wired and in good electrical condition

9. Do not operate the charger with a damagedcord or plug, which could cause shorting andelectric shock. If damaged, have the chargerrepaired or replaced by an authorized servicetechnician at Service Center.

10. Do not operate the charger if it has hasotherwise been damaged in any way. Take itto an authorized service technician atService Center for an electrical check todetermine if the charger is in good workingorder.

11. Do not disassemble the charger. Take it toan authorized service technician at aService Center when service or repair isrequired. Incorrect reassembly may result in a

12. Unplug the charger from the electricaloutlet before attempting any maintenance orcleaning to reduce the risk of electric shock.

13. Disconnect charger from the power supplywhen not in use. This will reduce the risk ofelectric shock or damage to the charger ifmetal items should fall into the opening. Itwill also help prevent damage to the chargerduring a power surge.

14. Risk of electric shock. Do not touch theuninsulated portion of output connector oruninsulated battery terminal.

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ADDITIONAL SAFETY RULES FOR DRILLS1. Hold power tools by insulated gripping

surfaces when performing an operation wherethe cutting tool may contact hidden wiring orits own cord. Contact with a “live” wire willalso make exposed metal parts of the tool“live” and shock the operator.

2. Use auxiliary handle supplied with the tool.Loss of control can cause personal injury.

3. Use clamps or another practical way tosecure and support the workpiece to a stableplatform.Holding the work by hand or againstyour body leaves it unstable and may lead toloss of control.

4. Know your power tool. Read operator’smanual carefully. Learn its applications and

hazards related to this tool. Following this rule

serious injury.

in and loosening screws.6. Always wear safety glasses with side shields.

Everyday glasses have only impact resistantlenses. They are NOT safety glasses.Following this rule will reduce the risk of eyeinjury.

7. Protect your lungs. Wear a face or dust maskif the operation is dusty. Following this rule willreduce the risk of serious personal injury.

8. Protect your hearing. Wear hearing protectionduring extended periods of operation.Following this rule will reduce the risk ofserious person injury.

9. Battery tools do not have to be plugged intoan electrical outlet; therefore, they are alwaysin operating condition. Be aware of possiblehazards when not using your battery tool orwhen changing accessories. Following this

or serious personal injury.10. Do not place battery tools or their batteries

explosion and possibly injury.11. Do not crush, drop or damage battery pack.

Do not use a battery pack or charger thathas been dropped or

received a sharp blow. A damaged battery is subject to explosion.Properly dispose of a dropped or damaged battery immediately.12. Batteries vent hydrogen gas and can explode

in the presence of a source of ignition suchas a pilot light. To reduce the risk of seriouspersonal injury, never use any cordless product

battery can propel debris and chemicals. If

13. Do not charge battery tool in a damp or wetlocation. Following this rule will reduce the riskof electric shock.

14. For best results, your battery tool should becharged in a location where the temperatureis more that 32°F (0°C) but less that 104°F(40°C). Do not store outside or in vehicles.

15. Under extreme usage or temperatureconditions, battery leakage may occur. Ifliquid comes in contact with your skin, washimmediately with soap and water, thenneutralize with lemon juice or vinegar. If liquid

for at least 10 minutes, then seek immediatemedical attention. Following this rule willreduce the risk of serious personal injury.

16. Save these instructions. Refer to themfrequently and use them to instruct others whomay use this tool. If you loan someone thistool, also loan them these instructions.

WARNING: Some dust created by power Cutting contains chemicals known to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are:

lead from lead-based paintsArsenics and chromium from chemicallyreacted lumber.

Your risk from these exposures varies, depending on how often you do this type of work. To reduce your exposure to these chemicals: work in a well ventilated area, and work with approved safety equipment.

STANDARD ACCESSORIES

1PC

1PC

Drill

Charger

Battery pack 2PCS

Be sure to check the accessories as it is subject to change by areas and models.

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OPERATION

1. BATTERY CHARGINGThe battery is supplied partially charged. To ensure full capacity of the battery, completely charge the battery in the battery charger before

A fully discharged battery pack will charge in about 50 minutes in a surrounding temperature between 32°F (0°C) and 104°F (40°C).

1) Charge the Lithium-Ion battery pack with thecorrect charger.

2) Connect the charger to a power supply.

3) Align the raised ribs of the battery pack withthe slot in the charger.

4) Slide the battery pack onto the charger

5) The charger will communicate with thebattery pack to evaluate the condition of thebattery pack.

6) The POWER BAR LED lights will cycle fromright to left during charging. This is part of thenormal charging operation.

7) After charging is complete, the green LEDon the charger will come on and the POWERBAR LED lights will go displayed when thePOWER BAR button is pressed while thebattery pack is on the charger.

8) The battery pack will fully charge if left on thecharger, but it will not overcharge.

WARNING: Do not charge below 0 degree or above 40 degree, battery may not be charged or be fully charged.

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2. LED FUNCTIONS OF CHARGER

3. POWER BARThis Lithium-Ion battery pack is equipped with a POWER BAR, which is used to display the battery pack’s remaining run time. Press the POWER BAR button to display the LED lights. The LED lights will stay lit for approximately 4 seconds.

NOTE: The POWER BAR can be used whether the battery is attached or removed from tool.

LED INDICATOR BATTERY PACK RED LED GREEN LED ACTIONHI/LO TEMP.

(SEE MANUAL)Hot/Cold battery On Off Charging will begin when

battery returns to 0oC-40oC

DEFECTIVEBATTERY Defective Flashing Off Battery pack or Charger is

defective

BATTERYCHARGING Charging Off Flashing Charging

BATTERYFULL Fully charged Off On Charging is complete

Maintenance charging

4. LOW-BATTERY CAPACITY INDICATORIf LED worklights on the POWER BAR begins

trigger switch on the wrench is depressed,the battery pack’s power has run out, and thebattery pack should be recharged.

Unlike other battery pack types, Lithium-Ionbattery packs deliver fade-free power for theirentire run time. The tool will not experience aslow, gradual loss of power as you work. Tosignal that the battery pack is at the end of itsrun time and needs to be charged, the powerto the tool will drop quickly. The POWER BAR

when the battery is completely discharged.When this happens, remove the tool from the

workpiece, and charge the battery pack as needed.

NOTE: The POWER BAR may also display four

temperature situation.

5. WHEN TO CHARGE THEBATTERY PACK

The Lithium-Ion battery can be charged at any time and will not develop a “memory” when charged after only a partial discharge. It is not necessary to run down the battery pack charge before recharging. Remove the battery pack from the tool when convenient for you and your job.

Use the POWER BAR to determine when you need to recharge the battery pack.

80-100% Charge

60-79% Charge

40-59% Charge

20-39% Charge

Under 20% Charge

Completely Discharged

High/low temperature

You can “top-off” your battery pack’s charge before starting a big job or long period of use.

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WARNING: If any part is broken or missing, DO NOT attempt to plug in the power cord, attach the battery, or operate the tool until the broken or missing part is replaced. Failure to do so could result in possible serious injury.

WARNING: Do not attempt to mod -ify this tool or create accessories not rec -ommended for use with this tool. Any such

could result in a hazardous condition lead -ing to possible serious injury.

WARNING: Your tool should never be connected to the power source when you are assembling parts, making adjust -ments, installing or removing application tools, cleaning, or when it is not in use. Disconnecting the tool will prevent acci -dental starting, which could cause serious personal injury.

UNPACKING1. Carefully remove the tool and anyaccessories from the box. Make sure that allitems listed in the packing list are included.2. Inspect the tool carefully to make surethat no breakage or damage occurredduring shipping.3. Do not discard the packing materialuntil you have carefully inspected andsatisfactorily operated the tool.

ASSEMBLY

ASSEMBLYTO ATTACH BATTERY PACK

(FIG. 1)1. Lock the trigger switch on the hammer

drill by placing the direction-of-rotationselector in the center position.

2. Align the ribs on the battery pack withthe grooves of the hammer drill, andthen attach the battery pack.

NOTICE: Make sure that the latch on the battery pack snaps into place and the battery pack is secured to the hammer drill before operation.

FIG. 1

Battery-release button

Detach

Attach

1. Lock the trigger switch on the hammerdrill by placing the direction-of-rotationselector in the center position.

2. Rotate the chuck sleevecounterclockwise when viewed fromchuck end, and open the chuck to theapproximate drill-bit diameter.

3.small bits, or as far as it will go for largebits.

4. Close the chuck by rotating the chucksleeve clockwise when viewed fromchuck end and securely tighten it byhand.

WARNING: Do not use the power of the hammer drill while grasping chuck to loosen or tighten the chuck on the bit. A friction burn or hand injury is possible if attempting to grasp the spinning chuck.

10

TO DETACH BATTERY PACK (FIG. 1)

1. Lock the trigger switch on the hammer drill by placing the direction-of-rotation selector in the center position.

2. Depress the battery-release button located on the battery pack to release the battery pack.

3. Pull the battery pack out and remove it from the tool.

INSTALLING BITS (FIG. 2)

WARNING: Disconnect the

battery pack from tool before making any assembly, adjustments or changing accessories. Such preventive safety measures reduce the risk of starting the tool accidentally.

FIG. 2Release

Grip

REMOVING BITS (FIG. 2)1. Lock the trigger switch by placing the

direction-of-rotation selector in the center position.

2. Rotate the chuck sleeve counterclockwise when viewed from the chuck end.

3. Remove the bit.

WARNING: Use protective gloves when removing the bit from the tool, or

may be hot after prolonged use.

11

ASSEMBLYINSTALLING AND REMOVING

THE BELT CLIP (FIG. 3)To install the belt clip:1. Remove the battery from the tool.2. Align the rib of the clip with the hole on

the base of the hammer drill.3. Insert the screw (included) and tighten

the screw securely with a screwdriver(not included). The belt clip can bepositioned on either side of the tool.

To remove the belt clip:1. Remove the battery from the tool.2. Use a screwdriver to loosen the screw

that attaches the belt clip to the hammerdrill.

3. Remove the screw and the belt clip.

FIG. 3

Belt clip

Screw

INSTALLING AND REMOVING THE BIT HOLDER (FIG. 4)

To install the bit holder:1. Remove the battery from the tool.2. Align the rib of the bit holder with the

hole in the base of the hammer drill.3. Insert the screw (included) and tighten

the screw securely with a screwdriver(not included). The bit holder can bepositioned on either side of the tool.

To remove the bit holder:1. Remove the battery from the tool.2. Use a screwdriver to loosen the screw

that attaches the bit holder to thehammer drill.

3. Remove the screw and the bit holder.

FIG. 4

Bit holder

Screw

INSTALLING AND REMOVING THE SIDE HANDLE (FIG. 5)

WARNING: To reduc e the riskof injury, always use a side handle when using this tool. Always hold it securely. Ensure that side handle is tightened securely before each use.To install the side handle: 1. Remove the battery from the tool.2. Loosen the side handle grip until the

slots on the gear-case ring.3. Position the side handle on the left or

the right side of the tool.4. Slide the hooks into the slots as far as

the hooks will go.5. Tighten the side handle grip until it is

secure.

To remove the side handle:1. Remove the battery from the tool.2. Loosen the side handle grip until the

side handle can be removed.

FIG. 5

Slot

HookLoosen

Tighten

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OPERATIONVARIABLE-SPEED TRIGGER

SWITCH (FIG. 6)1. To turn the hammer drill ON, press the

trigger switch.2. To turn the hammer drill OFF, release the

trigger switch.3. The variable-speed trigger switch

delivers higher speed with increasedtrigger pressure and lower speed withdecreased trigger pressure.

FIG. 6

Trigger switch

Direction-of-Rotation

Selector

ELECTRIC BRAKE

When the trigger switch is released, it activates the brake to stop the chuck quickly. This is especially useful in the repetitive driving and removal of screws.

DIRECTION-OF-ROTATION SELECTOR (FIG. 7)

The direction of bit rotation is reversible and is controlled by a selector located above the trigger switch. With the

the normal operating position:1. Position the direction-of-rotation

selector to the left of the tool for forwardrotation.

2. Position the direction-of-rotationselector to the right of the tool forreverse rotation.

3. Setting the direction-of-rotation selectorin the OFF (center-lock) position helpsreduce the possibility of accidentalstarting when not in use.

NOTICE: To prevent gear damage, always allow the hammer drill to come to a complete stop before changing the direction of rotation.

FIG. 7

Forward Reverse

n i d l e

l l i r d r e m m al l i r d r e m m a

13

OPERATIONTWO-SPEED GEARBOX SWITCH

(FIG. 8)

Your tool is equipped with two separate speed ranges: speed 1 (low speed) and speed 2 (high speed). Speed 1 provides high-torque and slower drilling speeds for heavy duty-work or for driving screws. Speed 2 provides faster speeds for drilling and lighter work. To change speeds, slide gearbox switch, to the high or low position.

NOTICE: Do not change speeds when the tool is running. Always allow the drill to come to a complete stop before changing speeds.

NOTICE: Avoid running the hammer drill at low speed for extended periods of time. Running at low speed under constant use may cause the drill to become overheated. If this occurs, cool the drill by running it without a load at high speed.

5

7

9

11

1

3

FIG. 8

Two-speed gearbox switch

MODE SELECTION (FIG. 9)

Your tool has three operating modes: drilling with hammering action, drilling only, and driving screws. -To set the operating mode, rotate the mode-selector ring and torque-adjustment ring to the desired settings.To use the hammer-drilling mode: 1. Rotate the mode-selector ring until the

hammer symbol appears in line with the arrow.

2. Apply pressure to the bit duringoperation to engage the hammeringmechanism.

NOTE: The number selected on the torque-adjustment ring has no effect on operation of the drill in hammer mode.

To use the drilling only mode: Rotate the mode-selector ring until the drill symbol appears in line with the arrow.NOTE: The number selected on the torque-adjustment ring has no effect on the operation of the drill in the drilling mode.

To use the driving screws mode: 1. Rotate the mode selector ring until the

drive symbol appears in line with the arrow.

2. Then rotate the torque-adjustment ringuntil the desired clutch setting appearsin line with the arrow. The torque-adjustment ring, when properly adjusted,will slip at a preset torque to preventdriving the screw too deeply into differentmaterials and to prevent damage to thescrew or tool.

5

7

9

11

1

3

FIG. 9

Mode selector ring

Torque-adjustment ring

14

OPERATIONLED WORKLIGHT (FIG. 11)

Your tool is equipped with a light that turns on automatically when the switch is activated to provide better visibility when drilling/driving.

FIG. 11

LED worklight

DRILLING (FIG. 12) WARNING: To reduce the risk of

injury, always use the side handle when using this tool. Always hold it securely. Ensure that the side handle is tightened securely before each use.

1. Check that the direction-of-rotationselector for the correct setting.

2. Secure the material to be drilled in a viseor with clamps to keep it from turning asthe drill bit rotates.

3.the point to be drilled.

4. Depress the trigger switch to start thedrill.

5. Move the drill bit into the workpiece,applying only enough pressure to keepthe bit cutting. Do not force the drill orapply side pressure to elongate a hole.Let the tool do the work.

6. When drilling hard, smooth surfaces,use a center punch to mark the desiredlocation of the hole. This will prevent thedrill bit from slipping off center as thehole is started.

7. When drilling metals, use light oil onthe drill bit to keep it from overheating.The oil will prolong the life of the bit andincrease the drilling action.

ADJUSTABLE CLUTCH (FIG. 10)

Your tool features 24 clutch settings. Out -put torque will increase as the torque-ad -justment ring is rotated from 1 to 24. When using the hammer drill for different driving applications, it is necessary to increase or decrease the torque in order to help prevent the possibility of damaging screw heads, threads, workpiece, etc.

The proper setting depends on the job and the type of bit, fastener, and material you will be using. In general, use greater torque for larger screws, but if the torque is too high, the screws may be damaged or broken.

For delicate operations, such as removing a partially stripped screw, use a low torque setting. For operations such as drilling into hardwood, use a higher torque setting.

5

7

9

11

1

3

FIG. 10

To increase torque

To decrease torque

15

OPERATION8. If the bit jams in the workpiece or if the

drill stalls, stop the tool immediately.Remove the bit from the workpiece anddetermine the reason for jamming.

FIG. 12

WOOD DRILLING

For maximum performance, use high-speed steel or brad point bits for wood drilling.1. Begin drilling at a very low speed to

prevent the bit from slipping off thestarting point.

2. Increase speed as the drill bit bites intothe material.

3. When drilling “through” holes, place ablock of wood behind the workpiece toprevent ragged or splintered edges onthe back side of the hole.

METAL DRILLINGFor maximum performance, use high-speed steel bits for metal or steel drilling.1. When drillin g metals, use a light oil on

the drill bit to keep it from overheating.The oil will prolong the life of the bit andincrease the drilling action.

2. Begin drilling at a very low speed toprevent the bit from slipping off of thestarting point.

3. Maintain a speed and pressure thatallows cutting without overheating thebit. Applying too much pressure will:- Overheat the hammer drill.- Wear the bearings.- Bend or burn bits.- Produce off-center or irregular-shaped

holes.

MASONRY DRILLING

For maximum performance, use high-speed steel bits for masonry drilling.1. When drilling in masonry, select the

hammer drill operating mode.2. Drilling soft masonry materials such

as cinder block requires little pressure.Hard materials like concrete requiremore pressure.

3.the proper drilling rate. Do not let the bitspin in the hole without cutting. Do notuse water to settle dust or to cool bit.

WARNING: Always wear safetygoggles or safety glasses with side shields during power tool operation or when blowing dust. If operation is dusty, also wear a dust mask.

16

MAINTENANCE

WARNING: To avoid seriouspersonal injury, always remove the battery pack from the tool when cleaning or performing any maintenance.

WARNING: When servicing, useonly identical replacement parts. Use of any other parts may create a hazard or cause product damage.

WARNING: It is not recommendedto use compressed dry air as cleaning method of the hammer drill. If cleaning with compressed air is the only method to apply, always wear safety goggles or safety glasses with side shields when using compressed air to clean the tool. If the operation is dusty, also wear a dust mask.

GENERAL MAINTENANCE

Avoid using solvents when cleaning plastic parts. Most plastics are susceptible to damage from various types of commercial solvents. Use clean cloth to remove dirt, dust, oil, grease, etc.

WARNING: Do not at any time

based products, penetrating oils, etc. to come in contact with plastic parts. Chemicals can damage, weaken or destroy plastic which may result in serious personal injury.

WARNING: When servicing, useonly identical replacement parts. Use of any other parts may create a hazard or cause product damage. To ensure safety and reliability, all repairs should

technician.

CHUCK REMOVAL (FIG. 13)

The chuck can be removed and replaced with a new one.1. Lock the trigger switch by placing the

direction-of-rotation selector in thecenter position.

2. Open the chuck jaws. Using ascrewdriver, remove the chuck screw byturning it clockwise,

3. Insert a 5/16-in. or larger hex key intothe chuck of the hammer drill andtighten the chuck jaws securely.

4. Tap the hex key sharply with a mallet ina counterclockwise direction. This willloosen the chuck for easy removal.

5. Attach a new chuck to the spindle andtighten the chuck screw.

FIG. 13Mallet

Chuck jaws

Hex wrench

17

TOOL MAINTENANCE

WARNING: Before any work on the machine itself, remove the battery pack from the tool or unplug the tool from the power source.

1. Inspect bolts periodically. If the bolts loosen,tighten them immediately, or will result inserious accident.

2. Inspect tool cords periodically. If damaged,have repaired at your nearest Authorized

Service Center.3. Keep the vents clean. Clean all parts of the

tool, clean dust periodically. To prevent debrisfrom entry.

4.

5.

All service MUST only be performed by AuthorizedService Center. ALWAYS use only

accessories that are recommended for this tool.

Cleaning. Avoid the use of plastic crackscaused by damage to the solvent. Use cleancloths and mild soap to remove dirt, dust, etc.

WARNING: Do not allow the water entering the tool and the tool full immersed in the ware, which will result in tool malfunction and electric shock.

ENVIRONMENT PROTECTION

1. Tool, accessories and packaging should besorted for environment-friendly recycling.

2. Power tools and accessories at the end oftheir service life still contain large amounts ofvaluable raw materials and plastics which canlikewise be fed back into a recycling process.

3. Some dust created by working containsharmful chemicals must be collected byspecial garbage re- cycle site.

SERVICE

1. In case of guarantee, repair or purchaseof replacement parts, always contact the

2. It is without the scope of guarantee when thetool was normal wear, overload or improperuse of damage.

Trouble Shooting

PROBLEM CAUSE SOLUTIONThe drill does not work

Battery is depleted

Charge the battery

Bit cannot be installed

Sleeve is not released

Release the sleeve

Motor overheating

Be sure cooling vents are free from saw dust and obstacles

Clean, clear vents. Do not cover with hand during operation

The short battery pack working time

The battery pack is not fully charged

Charge the battery during the temperature of 0°C-40°C and check the charger LED indicator

18

.

Serial Number: Please refer to the toolCordless Hammer Drill with Battery PackItem No.:DH-2050 / DB-1850 (Tool / Battery Pack)18~20 Vd.c., 5.0 Ah, Li-ion Battery, Max. chuck: 13 mmn0= Low: 0-450 / High: 0-1750 rpm

the relevant provisions of (MD) Machinery Directive 2006/42/EC, (LVD) Low Voltage Directive 2006/95/EC, (EMC) Electromagnetic Compatibility Directive 2004/108/EC and Directive 2011/65/EU on ROSH and their amendments and is manufactured and tested according to the following standards: EN 60745-1, EN 60745-2-1, EN 62133, EN 55014-1, EN 61000-3-2, EN 61000-3-3, EN 55014-2, and EN 50581

Declared in: Taichung, TaiwanDated:2018/01/01

Jay LinDeclared by: QA Manager

Manufacturer: Mighty Seven International Co., Ltd.No. 70-25, Ching Quang Rd., Wujih Dist.,Taichung City, 41466 Taiwanhttp://www.mighty-seven.com

King Tony France 3 Rue des imprimeurs ZI République Nord 1.86000 POITIERS FRANCETEL: (+33)5-49-30-30-90E-MAIL: [email protected]

Signature

Original Language

EC DECLARATION OF CONFORMITY

Serial Number: Please refer to the toolCordless Drill with Battery PackItem No.:DD-2050 / DB-1850 (Tool / Battery Pack)18~20 Vd.c., 5.0 Ah, Li-ion Battery, Max. chuck: 13 mmn0= Low: 0-450 / High: 0-1750 rpm



JDeclared by: QA Manager

Manufacturer: Mighty Seven International Co., Ltd.No. 70-25, Ching Quang Rd., Wujih Dist.,Taichung City, 41466 Taiwan

.http://www.mighty-seven.com


Signature

Original Language


19

2

Date of Purchase : Model No :arranty Expiration Date : erial No :

Name : Company Name :

Address :Tel : Fax :E-mail :

Type of Business: Agriculture Paint & Body Repair

Tire Factory

Car Maker Other

m7 1-YEAR WARRANTYMighty Seven warranty this product for one year from date of purchase.We will repair, without charge,

any Please retu the complete unit, transportation p paid , to any local m7 Service Center with valid

m7 This warranty card MUST be completed with the following information:- customer name, telephone no.:- dealer name and card.:- date of purchase;- tool model and serial no.This warranty DOES NOT apply to:- normal wear and tear parts: e.g.carbon brush, cord , plug, chuck and battery;- attachments and accessories;

- damage caused by foreign objects, substances , accidents, obvious misuse, abuse, neglect and improper applications.These terms only cover the general warranty policy in the Asia region. Details may vary f m country tocountry. please consult the local m7 service center for more details.

Date of Purchase Model No.

arranty Expiration Date: erial No

Distributor Stamp

1/2" Chuck Cordless Hammer Drillltem No DH-2050

2

2

DH-2050

NO. INDEX NO. DESCRIPTION Q'TY

1 SET

1 SET

1 SET

1 SET

1 SET

1 SET

1 SET

2

1/2" Chuck Cordless Drillltem No DD-2050

DD-2050

NO. INDEX NO. DESCRIPTION Q'TY

1 SET

1 SET

1 SET

1 SET

2

MIGHTY SEVEN!

Quang Rd., No. 70-25; http://www.mighty-seven.com.

SEVEN.

2.1.1.

2.1.2.

2.1.3.

2.2.1.

2.2.2.

2.2.3.

2.2.4.

2.4.

2.2.5.

2.2.6.

2.3.1.

2.3.2.

2.3.3.

2.3.4.

2.3.5.

2.3.6.

2.3.7.

2.3.8.

2.3.9.

2.3.10.

2.3.11.

2.3.12.

2.3.13.

2.3.14.2.3.15.

2.4.1.

2.4.2.

2.4.3.

2.4.4.

2.4.5.

2.4.6.

2.4.7.

2.4.8.

2.5.1.

2.5.2.2.5.3.

2.5.4.

2.5.5.

2.5.6.

2.5.7.

2.5.8.

2.5.9.

2.5.10.

2.5.11.

2.5.12.

2.6.1.

2.6.2.

2.6.3.

2.6.4.

2.6.5.

2.6.6.

2.6.7.

2.6.8.

2.6.9.

2.6.10.

2.6.11.

2.6.12.

2.6.13.

0 - 4500 - 1750

1368,7

1,3

1.

2.3.4.5.6.7.8.9.

DB-1850

10.11.

DC-18IP52

4.1.1

4.1.2.4.1.3.4.1.4.

4.1.5.

3.4.1.

•

3.4.2.

3.4.3.

3.4.4.

4.

3

4.1.2.

4.1.3.

•••••

•

•

4.1.1.

•

•

••

•

3

4.1.4.

4.1.5.

4.1.6.

4.1.7.

3

5.1. 5.1.1.

5.1.2.5.1.3.

5.1.4.5.1.5.

5.1.6.

5.2. 5.2.1.

5.2.2.5.2.3.5.2.4.

4.1.8.

4.1.9.

3

6.2.1.

6.2.2.

6.2.3.

6.2.4.

6.3.1.

6.3.2.

6.3.

3

8.1.

8.2.

8.3.

9.1.

9.2.9.3.

9.4.

9.5.

9.6.

9.7.•

•••

•

3.

•

9.8.••••

9.9.

.

Serial Number: Please refer to the toolCordless Hammer Drill with Battery PackItem No.:DH-2050 / DB-1850 (Tool / Battery Pack)18~20 Vd.c., 5.0 Ah, Li-ion Battery, Max. chuck: 13 mmn0= Low: 0-450 / High: 0-1750 rpm



Jay LinDeclared by: QA Manager

Manufacturer: Mighty Seven International Co., Ltd.No. 70-25, Ching Quang Rd., Wujih Dist.,Taichung City, 41466 Taiwanhttp://www.mighty-seven.com


Signature

Original Language


1.2.

3.

1.

2.3.

4.

5.

6.

. 11, 141, 167. E-mail: [email protected]

, 11. E-mail: [email protected]

1 2 1 1 1

.

Mighty Seven,

description of the tool · balance at all times. this enables better control of the power tool in...

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