Makita DHR400ZKU User manual

DHR400
EN Cordless Rotary Hammer INSTRUCTION MANUAL 9
FR Perforateur Sans Fil MANUEL D’INSTRUCTIONS 20
DE Akku-Bohrhammer BETRIEBSANLEITUNG 31
IT Martello rotativo a batteria ISTRUZIONI PER L’USO 43
NL Accuboorhamer GEBRUIKSAANWIJZING 55
ES Martillo Rotativo Inalámbrico MANUAL DE
INSTRUCCIONES 67
PT Martelete Rotativo a Bateria MANUAL DE INSTRUÇÕES 79
DA Akku-borehammer BRUGSANVISNING 90
EL Φορητό σφυροτρύπανο ΕΓΧΕΙΡΙΔΙΟ ΟΔΗΓΙΩΝ 101
TR Akülü Kırıcı Delici KULLANMA KILAVUZU 113

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9ENGLISH
ENGLISH (Original instructions)
SPECIFICATIONS
Model: DHR400
Capacities Carbide-tipped bit 40 mm
Core bit 105 mm
No load speed (RPM) 250 - 500 min-1
Blows per minute 1,450 - 2,900 min-1
Overall length 473 mm
Rated voltage D.C. 36 V
Net weight 7.3 - 8.1 kg
• Duetoourcontinuingprogramofresearchanddevelopment,thespecicationshereinaresubjecttochange
without notice.
• Specicationsandbatterycartridgemaydifferfromcountrytocountry.
• Theweightmaydifferdependingontheattachment(s),includingthebatterycartridge.Thelightestandheavi-
est combination, according to EPTA-Procedure 01/2014, are shown in the table.
Applicable battery cartridge
BL1815N / BL1820 / BL1820B / BL1830 / BL1830B / BL1840 / BL1840B / BL1850 / BL1850B / BL1860B
• Someofthebatterycartridgeslistedabovemaynotbeavailabledependingonyourregionofresidence.
WARNING: Only use the battery cartridges listed above.Useofanyotherbatterycartridgesmaycause
injuryand/orre.
Intended use
The tool is intended for hammer drilling and drilling in
brick, concrete and stone as well as for chiselling work.
Noise
ThetypicalA-weightednoiseleveldeterminedaccord-
ing to EN60745-2-6:
Sound pressure level (LpA) : 91 dB(A)
Sound power level (LWA) : 102 dB (A)
Uncertainty(K):3dB(A)
WARNING: Wear ear protection.
Vibration
The vibration total value (tri-axial vector sum) deter-
mined according to EN60745-2-6:
Work mode: hammer drilling into concrete
Vibration emission (ah, HD): 5.0 m/s2
Uncertainty(K):1.5m/s2
Work mode: chiselling function with side grip
Vibration emission (ah, Cheq): 4.5 m/s2
Uncertainty(K):1.5m/s2
Work mode: chiselling function with side handle
Vibration emission (ah, Cheq): 4.5 m/s2
Uncertainty(K):1.5m/s2
NOTE: The declared vibration emission value has
been measured in accordance with the standard test
methodandmaybeusedforcomparingonetoolwith
another.
NOTE: The declared vibration emission value
mayalsobeusedinapreliminaryassessmentof
exposure.
WARNING: The vibration emission during actual
use of the power tool can differ from the declared emission
valuedependingonthewaysinwhichthetoolisused.
WARNING:Besuretoidentifysafetymeasures
to protect the operator that are based on an estima-
tion of exposure in the actual conditions of use (taking
accountofallpartsoftheoperatingcyclesuchas
the times when the tool is switched off and when it is
running idle in addition to the trigger time).
EC Declaration of Conformity
For European countries only
TheECdeclarationofconformityisincludedasAnnexA
to this instruction manual.
SAFETY WARNINGS
General power tool safety warnings
WARNING: Read all safety warnings, instruc-
tions, illustrations and specications provided
with this power tool. Failure to follow all instructions
listedbelowmayresultinelectricshock,reand/or
seriousinjury.
Save all warnings and instruc-
tions for future reference.
Theterm"powertool"inthewarningsreferstoyour
mains-operated(corded)powertoolorbattery-operated
(cordless) power tool.

10 ENGLISH
CORDLESS ROTARY HAMMER
SAFETY WARNINGS
1. Wear ear protectors. Exposure to noise can
cause hearing loss.
2. Use auxiliary handle(s), if supplied with the
tool.Lossofcontrolcancausepersonalinjury.
3. Hold power tool by insulated gripping sur-
faces, when performing an operation where
the cutting accessory may contact hidden
wiring.Cuttingaccessorycontactinga"live"
wiremaymakeexposedmetalpartsofthepower
tool "live" and could give the operator an electric
shock.
4. Wear a hard hat (safety helmet), safety glasses
and/or face shield. Ordinary eye or sun glasses
are NOT safety glasses. It is also highly recom-
mended that you wear a dust mask and thickly
padded gloves.
5. Be sure the bit is secured in place before
operation.
6. Under normal operation, the tool is designed
to produce vibration. The screws can come
loose easily, causing a breakdown or accident.
Check tightness of screws carefully before
operation.
7. In cold weather or when the tool has not been
used for a long time, let the tool warm up for
a while by operating it under no load. This
will loosen up the lubrication. Without proper
warm-up, hammering operation is difcult.
8. Always be sure you have a rm footing. Be
sure no one is below when using the tool in
high locations.
9. Hold the tool rmly with both hands.
10. Keep hands away from moving parts.
11. Do not leave the tool running. Operate the tool
only when hand-held.
12. Do not point the tool at any one in the area
when operating. The bit could y out and
injure someone seriously.
13. Do not touch the bit, parts close to the bit, or
workpiece immediately after operation; they
may be extremely hot and could burn your
skin.
14. Some material contains chemicals which may
be toxic. Take caution to prevent dust inhala-
tion and skin contact. Follow material supplier
safety data.
15. Always be sure that the tool is switched
off and the battery cartridge and the bit are
removed before handing the tool to other
person.
SAVE THESE INSTRUCTIONS.
WARNING: DO NOT let comfort or familiarity
with product (gained from repeated use) replace
strict adherence to safety rules for the subject
product. MISUSE or failure to follow the safety
rules stated in this instruction manual may cause
serious personal injury.
Important safety instructions for
battery cartridge
1. Before using battery cartridge, read all instruc-
tions and cautionary markings on (1) battery
charger, (2) battery, and (3) product using
battery.
2. Do not disassemble battery cartridge.
3. If operating time has become 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 atten-
tion 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 con-
ductive material.
(2) Avoid storing battery cartridge in a con-
tainer with other metal objects such as
nails, coins, etc.
(3) Do not expose battery cartridge to water
or rain.
A battery short can cause a large current
ow, overheating, possible burns and even a
breakdown.
6. Do not store the tool and battery cartridge in
locations where the temperature may reach or
exceed 50 °C (122 °F).
7. Do not incinerate the battery cartridge even if
it is severely damaged or is completely worn
out. The battery cartridge can explode in a re.
8. Be careful not to drop or strike battery.
9. Do not use a damaged battery.
10. The contained lithium-ion batteries are subject
to the Dangerous Goods Legislation require-
ments.
Forcommercialtransportse.g.bythirdparties,
forwarding agents, special requirement on pack-
aging and labeling must be observed.
For preparation of the item being shipped, consult-
ing an expert for hazardous material is required.
Pleasealsoobservepossiblymoredetailed
national regulations.
Tape or mask off open contacts and pack up the
batteryinsuchamannerthatitcannotmove
around in the packaging.
11. Follow your local regulations relating to dis-
posal of battery.
12. Use the batteries only with the products
specied by Makita. Installing the batteries to
non-compliantproductsmayresultinare,exces-
siveheat,explosion,orleakofelectrolyte.
SAVE THESE INSTRUCTIONS.
CAUTION: Only use genuine Makita batteries.
Use of non-genuine Makita batteries, or batteries that
havebeenaltered,mayresultinthebatterybursting
causingres,personalinjuryanddamage.Itwill
alsovoidtheMakitawarrantyfortheMakitatooland
charger.

11 ENGLISH
Tips for maintaining maximum
battery life
1. Charge the battery cartridge before completely dis-
charged. Always stop tool operation and charge the
battery cartridge when you notice less tool power.
2. Never recharge a fully charged battery cartridge.
Overcharging shortens the battery service life.
3. Charge the battery cartridge with room tempera-
ture at 10 °C - 40 °C (50 °F - 104 °F). Let a hot
battery cartridge cool down before charging it.
4. Charge the battery cartridge if you do not use
it for a long period (more than six months).
Important safety instructions for
wireless unit
1. Do not disassemble or tamper with the wire-
less unit.
2. Keep the wireless unit away from young chil-
dren. If accidentally swallowed, seek medical
attention immediately.
3. Use the wireless unit only with Makita tools.
4. Do not expose the wireless unit to rain or wet
conditions.
5. Do not use the wireless unit in places where
the temperature exceeds 50°C (122°F).
6. Do not operate the wireless unit in places
where medical instruments, such as heart
pace makers are near by.
7. Do not operate the wireless unit in places
where automated devices are near by. If oper-
ated,automateddevicesmaydevelopmalfunction
or error.
8.
Do not operate the wireless unit in places under
high temperature or places where static electric-
ity or electrical noise could be generated.
9. The wireless unit can produce electromagnetic
elds (EMF) but they are not harmful to the user.
10. The wireless unit is an accurate instrument. Be
careful not to drop or strike the wireless unit.
11. Avoid touching the terminal of the wireless
unit with bare hands or metallic materials.
12. Always remove the battery on the product
when installing the wireless unit into it.
13. When opening the lid of the slot, avoid the
place where dust and water may come into the
slot. Always keep the inlet of the slot clean.
14. Always insert the wireless unit in the correct
direction.
15. Do not press the wireless activation button
on the wireless unit too hard and/or press the
button with an object with a sharp edge.
16.
Always close the lid of the slot when operating.
17. Do not remove the wireless unit from the slot
while the power is being supplied to the tool.
Doingsomaycauseamalfunctionofthewirelessunit.
18. Do not remove the sticker on the wireless unit.
19. Do not put any sticker on the wireless unit.
20.
Do not leave the wireless unit in a place where static
electricity or electrical noise could be generated.
21. Do not leave the wireless unit in a place subject
to high heat, such as a car sitting in the sun.
22. Do not leave the wireless unit in a dusty or
powdery place or in a place corrosive gas
could be generated.
23. Sudden change of the temperature may bedew
the wireless unit. Do not use the wireless unit
until the dew is completely dried.
24. When cleaning the wireless unit, gently wipe
with a dry soft cloth. Do not use benzine, thin-
ner, conductive grease or the like.
25. When storing the wireless unit, keep it in the
supplied case or a static-free container.
26. Do not insert any devices other than Makita
wireless unit into the slot on the tool.
27. Do not use the tool with the lid of the slot dam-
aged.Water,dust,anddirtcomeintotheslotmay
cause malfunction.
28. Do not pull and/or twist the lid of the slot more
than necessary. Restore the lid if it comes off
from the tool.
29. Replace the lid of the slot if it is lost or
damaged.
SAVE THESE INSTRUCTIONS.
FUNCTIONAL
DESCRIPTION
CAUTION: Always be sure that the tool is
switched off and the battery cartridge is removed
before adjusting or checking function on the tool.
Installing or removing battery
cartridge
CAUTION: Always switch off the tool before
installing or removing of the battery cartridge.
CAUTION: Hold the tool and the battery car-
tridge rmly when installing or removing battery
cartridge.Failuretoholdthetoolandthebattery
cartridgermlymaycausethemtoslipoffyourhands
andresultindamagetothetoolandbatterycartridge
andapersonalinjury.
►Fig.1: 1. Red indicator 2. Button 3.Batterycartridge
Toremovethebatterycartridge,slideitfromthetool
while sliding the button on the front of the cartridge.
Toinstallthebatterycartridge,alignthetongueonthe
batterycartridgewiththegrooveinthehousingandslip
itintoplace.Insertitallthewayuntilitlocksinplace
withalittleclick.Ifyoucanseetheredindicatoronthe
uppersideofthebutton,itisnotlockedcompletely.
CAUTION: Always install the battery cartridge
fully until the red indicator cannot be seen. If not,
itmayaccidentallyfalloutofthetool,causinginjuryto
youorsomeonearoundyou.
CAUTION: Do not install the battery cartridge
forcibly.Ifthecartridgedoesnotslideineasily,itis
notbeinginsertedcorrectly.

12 ENGLISH
Indicating the remaining battery
capacity
Only for battery cartridges with the indicator
►Fig.2: 1. Indicator lamps 2. Check button
Pressthecheckbuttononthebatterycartridgetoindi-
catetheremainingbatterycapacity.Theindicatorlamps
light up for a few seconds.
Indicator lamps Remaining
capacity
Lighted Off Blinking
75% to 100%
50% to 75%
25% to 50%
0% to 25%
Charge the
battery.
Thebattery
mayhave
malfunctioned.
NOTE: Depending on the conditions of use and the
ambienttemperature,theindicationmaydifferslightly
fromtheactualcapacity.
Tool / battery protection system
Thetoolisequippedwithatool/batteryprotectionsys-
tem.Thissystemautomaticallycutsoffpowertothe
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.
Overheat protection
Whenthetoolorbatteryisoverheated,thetoolstops
automaticallyandthelampblinks.Inthiscase,letthe
toolandbatterycoolbeforeturningthetoolonagain.
Overdischarge protection
Whenthebatterycapacityisnotenough,thetoolstops
automatically.Inthiscase,removethebatteryfromthe
toolandchargethebattery.
Switch action
WARNING: Before installing the battery car-
tridge into the tool, always check to see that the
switch trigger actuates properly and returns to
the "OFF" position when released.
CAUTION: When not operating the tool,
depress the trigger-lock button from side to
lock the switch trigger in the OFF position.
►Fig.3: 1. Switch trigger 2. Trigger-lock button
Topreventtheswitchtriggerfromaccidentallypulled,
the trigger-lock button is provided. To start the tool,
depress the trigger-lock button from A side and pull the
switch trigger. Release the switch trigger to stop. After
use, press in the trigger-lock button from B side.
Speed change
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).
►Fig.4: 1.Adjustingdial
Refer to the table below for the relationship between the
numberontheadjustingdialandtherevolutionsand
blows per minute.
Number Revolutions per
minute
Blows per minute
5500 2,900
4470 2,700
3380 2,150
2290 1,650
1250 1,450
CAUTION: Do not turn the adjusting dial when
the tool is running. Failure to do so may result in
the loss of control of the tool and cause an injury.
NOTICE: If the tool is operated continuously at
low speed for a long time, the motor will get over-
loaded, resulting in tool malfunction.
NOTICE: The speed adjusting dial can be turned
only as far as 5 and back to 1. Do not force it past
5 or 1, or the speed adjusting function may no
longer work.
NOTE: Soft no-load rotation function
Whenthespeedadjustingdialissetto"3"orhigher,
thetoolautomaticallyreducesthespeedatno-loadto
reduce the vibration under no-load. Once operation
starts with a bit against concrete, blows per minute
increase and reach the numbers as shown in the
table. When temperature is low and there is less
uidityingrease,thetoolmaynothavethisfunction
even with the motor rotating.

13 ENGLISH
Lighting up the front lamp
►Fig.5: 1. Lamp
CAUTION: Do not look in the light or see the
source of light directly.
Pull the switch trigger to light up the lamp. The lamp
keeps on lighting while the switch trigger is being pulled.
Thelampgoesoutapproximately10secondsafter
releasing the switch trigger.
CAUTION: If the lamp goes off after blinking
for a few seconds, the active feedback sensing
technology or the soft no-load rotation function
is not working properly. Ask your local Makita
Service Center for repair.
NOTE:Useadryclothtowipethedirtoffthelensof
the lamp. Be careful not to scratch the lens of lamp, or
itmaylowertheillumination.
Selecting the action mode
NOTICE: Do not rotate the action mode chang-
ing knob when the tool is running. The tool will be
damaged.
NOTICE: To avoid rapid wear on the mode
change mechanism, be sure that the action mode
changing knob is always positively located in one
of the three action mode positions.
Rotation with hammering
Fordrillinginconcrete,masonry,etc.,rotatetheaction
mode changing knob to the symbol.Useacar-
bide-tipped drill bit.
►Fig.6: 1. Action mode changing knob 2. Pointer
Hammering only
For chipping, scaling or demolition operations, rotate
the action mode changing knob to the symbol.Usea
bull point, cold chisel, scaling chisel, etc.
►Fig.7: 1. Pointer 2. Action mode changing knob
Torque limiter
NOTICE: As soon as the torque limiter actuates,
switch off the tool immediately. This will help pre-
vent premature wear of the tool.
NOTICE: Drill bits such as hole saw, which tend
to pinch or catch easily in the hole, are not appro-
priate for this tool.Thisisbecausetheywillcause
thetorquelimitertoactuatetoofrequently.
The torque limiter will actuate when a certain torque
level is reached. The motor will disengage from the
output shaft. When this happens, the drill bit will stop
turning.
Electronic function
The tool is equipped with the electronic functions for
easyoperation.
• Constant speed control
The speed control function provides the constant
rotation speed regardless of load conditions.
• ActiveFeedbacksensingTechnology
If the tool is swung at the predetermined accelera-
tionduringoperation,themotorisforciblystopped
to reduce the burden on the wrist.
NOTE: This function does not work if the acceleration
does not reach the predetermined one when the tool
is swung.
NOTE: If the bit is swung at the predetermined
acceleration during chipping, scaling, or demolishing,
themotorisforciblystopped.Inthiscase,release
the switch trigger, and then pull the switch trigger to
restart the tool.
ASSEMBLY
CAUTION: Always be sure that the tool is
switched off and the battery cartridge is removed
before carrying out any work on the tool.
Side handle
►Fig.8
CAUTION: Use the side handle only when
chipping, scaling or demolishing. Do not use it
when drilling in concrete, masonry, etc. The tool
cannotbeheldproperlywiththissidehandlewhen
drilling.
►Fig.9: 1. Side handle 2. Clamp nut
The side handle can be swung 360° on the vertical
andsecuredatanydesiredposition.Italsosecures
at eight different positions back and forth on the hori-
zontal. Loosen the clamp nut to swing the side handle
to a desired position, and then tighten the clamp nut
securely.
Side grip (auxiliary handle)
CAUTION: Always use the side grip to ensure
safe operation.
CAUTION: After installing or adjusting the
side grip, make sure that the side grip is rmly
secured.
The side grip swings around to either side, allowing
easyhandlingofthetoolinanyposition.Loosenthe
sidegripbyturningitcounterclockwise,swingittothe
desiredpositionandthentightenitbyturningclockwise.
►Fig.10: 1. Side grip

14 ENGLISH
Grease
Coat the shank end of the drill bit beforehand with a
small amount of grease (about 0.5 - 1 g).
This chuck lubrication assures smooth action and lon-
ger service life.
Installing or removing drill bit
Cleantheshankendofthedrillbitandapplygrease
before installing the drill bit.
►Fig.11: 1. Shank end 2. Grease
Insert the drill bit into the tool. Turn the drill bit and push
it in until it engages.
Afterinstallingthedrillbit,alwaysmakesurethatthe
drillbitissecurelyheldinplacebytryingtopullitout.
►Fig.12: 1. Drill bit
To remove the drill bit, pull the chuck cover down all the
wayandpullthedrillbitout.
►Fig.13: 1. Drill bit 2. Chuck cover
Chisel angle (when chipping,
scaling or demolishing)
The chisel can be secured at the desired angle. To
change the chisel angle, rotate the action mode chang-
ingknobtotheOsymbol.Turnthechiseltothedesired
angle.
►Fig.14: 1. Action mode changing knob 2. Pointer
Rotate the action mode changing knob to the sym-
bol.Thenmakesurethatthechiselissecurelyheldin
placebyturningitslightly.
Depth gauge
The depth gauge is convenient for drilling holes of
uniform depth.
Press and hold the lock button, and then insert the
depth gauge into the hex hole.
►Fig.15: 1. Depth gauge 2. Lock button
Make sure that the toothed side of the depth gauge
faces the marking.
►Fig.16: 1. Marking 2. Toothed side
Adjustthedepthgaugebymovingitbackandforth
whilepressingthelockbutton.Aftertheadjustment,
release the lock button to lock the depth gauge.
NOTE: Make sure that the depth gauge does not
touchthemainbodyofthetoolwhenattachingit.
Dust extractor attachment
Optional accessory
Installing the dust extractor attachment
1. Loosen the side grip on the tool.
2. Install the dust cover so that the claws of the dust
covertinthegroovesbetweenthetoolandtheside
grip.
►Fig.17: 1. Dust cover 2. Claw 3. Groove
3. Tightenthesidegripsecurely.
4. Set the suitable bellows or dust cover extension
foryourwork.Whenyouusebellows,attachthejointto
itstop.Whenyoustacktwobellows,connectthemwith
thejoint.
►Fig.18: 1. Dust cover extension 2. Dust cover
3. Joint 4. Bellows
Connecting the tool to the vacuum
cleaner
1. Attachtheholderjointtothetool,andthenattach
thehoseholdertotheholderjoint.
►Fig.19: 1.Holderjoint2. Hose holder
2. Fix the hose to the hose holder.
►Fig.20: 1. Hose holder
NOTE:Usejoint25toconnectthehoseandthedust
coverifnecessary.
Using depth gauge for drilling
operation
Whenyoustacktwobellows,attachthedepthgauge
extension to the depth gauge.
►Fig.21: 1. Depth gauge extension
Dust extractor attachment (for
hammering only)
Optional accessory
1. 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rmly.
►Fig.22: 1. Bolt 2. Hose holder 3. Clamp nut
When the side grip is installed to the tool, loosen the
side grip, mount the hose holder to the shaft, and then
tightenthesidegriprmly.
►Fig.23: 1. Hose holder 2. Shaft 3. Side grip
2. Attachtheholderjointtothetool,andthenattach
thehoseholdertotheholderjoint.
►Fig.24: 1.Holderjoint2. Hose holder
3. Attach the dust cover and the hose to the tool, and
thenxthehosetothehoseholders.
►Fig.25: 1. Dust cover 2. Hose 3. Hose holder
4. Connect the hose to the hose of the vacuum
cleanerwiththehosejoint.
NOTE: If the hose is not included, attach the dust
covertothecleaner'sjointorattachittoMakita's
hose ø28.
5. 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.
►Fig.26: (1) 30 mm to 100 mm

15 ENGLISH
OPERATION
CAUTION: Always use the side grip (auxiliary
handle) and rmly hold the tool by both side grip
and switch handle during operations.
CAUTION: Always make sure that the work-
piece is secured before operation.
CAUTION: Do not pull the tool out forcibly
even the bit gets stuck. Loss of control may
cause injury.
NOTE:Ifthebatterycartridgeisinlowtemperature,
thetool’scapabilitymaynotbefullyobtained.Inthis
case,warmupthebatterycartridgebyusingthe
toolwithnoloadforawhiletofullyobtainthetool’s
capability.
►Fig.27
Hammer drilling operation
CAUTION: There is tremendous and sudden
twisting force exerted on the tool/drill bit at the time of
hole break-through, when the hole becomes clogged
with chips and particles, or when striking reinforcing
rods embedded in the concrete. Always use the side
grip (auxiliary handle) and rmly hold the tool by
both side grip and switch handle during opera-
tions.Failuretodosomayresultinthelossofcontrol
ofthetoolandpotentiallysevereinjury.
Set the action mode changing knob to the symbol.
Position the drill bit at the desired location for the hole,
then pull the switch trigger. Do not force the tool. Light
pressuregivesbestresults.Keepthetoolinposition
andprevent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drillbitpartiallyfromthehole.
Byrepeatingthisseveraltimes,theholewillbecleaned
outandnormaldrillingmayberesumed.
NOTE:Eccentricityinthedrillbitrotationmayoccur
while operating the tool with no load. The tool auto-
maticallycentersitselfduringoperation.Thisdoesnot
affect the drilling precision.
Chipping/Scaling/Demolition
Set the action mode changing knob to the symbol.
Holdthetoolrmlywithbothhands.Turnthetoolon
andapplyslightpressureonthetoolsothatthetoolwill
not bounce around, uncontrolled.
Pressingveryhardonthetoolwillnotincreasethe
efciency.
►Fig.28
Blow-out bulb
Optional accessory
After drilling the hole, use the blow-out bulb to clean the
dust out of the hole.
►Fig.29
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.
►Fig.30
To use the wireless activation function, prepare following items:
• Awirelessunit(optionalaccessory)
• A vacuum cleaner which supports the wireless
activation function
The overview of the wireless activation function setting is
as follows. Refer to each section for detail procedures.
1. Installing the wireless unit
2. Tool registration for the vacuum cleaner
3. Starting the wireless activation function
Installing the wireless unit
Optional accessory
CAUTION: Place the tool on a at and stable
surface when installing the wireless unit.
NOTICE: Clean the dust and dirt on the tool before
installing the wireless unit.Dustordirtmaycause
malfunction if it comes into the slot of the wireless unit.
NOTICE: To prevent the malfunction caused by static,
touch a static discharging material, such as a metal part
of the tool, before picking up the wireless unit.
NOTICE: When installing the wireless unit,
always be sure that the wireless unit is inserted
in the correct direction and the lid is completely
closed.
1. Openthelidonthetoolasshowninthegure.
►Fig.31: 1. Lid
2. 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.
►Fig.32: 1. Wireless unit 2.Projection3. Lid
4. Recessed portion
Whenremovingthewirelessunit,openthelidslowly.
The hooks on the back of the lid will lift the wireless unit
asyoupullupthelid.
►Fig.33: 1. Wireless unit 2. Hook 3. Lid
After removing the wireless unit, keep it in the supplied
case or a static-free container.
NOTICE: Always use the hooks on the back of
the lid when removing the wireless unit. If the
hooks do not catch the wireless unit, close the lid
completelyandopenitslowlyagain.

16 ENGLISH
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.
NOTE: During the tool registration, do not pull the
switch trigger or turn on the power switch on the
vacuum cleaner.
NOTE: Refer to the instruction manual of the vacuum
cleaner, too.
Ifyouwishtoactivatethevacuumcleaneralongwith
theswitchoperationofthetool,nishthetoolregistra-
tion beforehand.
1. Install the batteries to the vacuum cleaner and the
tool.
2. Setthestand-byswitchonthevacuumcleanerto
"AUTO".
►Fig.34: 1.Stand-byswitch
3. Press the wireless activation button on the vac-
uum cleaner for 3 seconds until the wireless activation
lamp blinks in green. And then press the wireless acti-
vationbuttononthetoolinthesameway.
►Fig.35: 1. Wireless activation button 2. Wireless
activation lamp
If the vacuum cleaner and the tool are linked success-
fully,thewirelessactivationlampswilllightupingreen
for 2 seconds and start blinking in blue.
NOTE:Thewirelessactivationlampsnishblinking
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brieyandholditdownagain.
NOTE: When performing two or more tool registra-
tionsforonevacuumcleaner,nishthetoolregistra-
tiononebyone.
Starting the wireless activation
function
NOTE: Finish the tool registration for the vacuum
cleaner prior to the wireless activation.
NOTE: Refer to the instruction manual of the vacuum
cleaner, too.
After registering a tool to the vacuum cleaner, the
vacuumcleanerwillautomaticallyrunsalongwiththe
switch operation of the tool.
1. Install the wireless unit to the tool.
2. Connect the hose of the vacuum cleaner with the
tool.
►Fig.36
3. Setthestand-byswitchonthevacuumcleanerto
"AUTO".
►Fig.37: 1.Stand-byswitch
4. Push the wireless activation button on the tool
briey.Thewirelessactivationlampwillblinkinblue.
►Fig.38: 1. Wireless activation button 2. Wireless
activation lamp
5. Pull the switch trigger of the tool. Check if the
vacuum cleaner runs while the switch trigger is being
pulled.
To stop the wireless activation of the vacuum cleaner,
push the wireless activation button on the tool.
NOTE: The wireless activation lamp on the tool will
stop blinking in blue when there is no operation for
2hours.Inthiscase,setthestand-byswitchonthe
vacuum cleaner to "AUTO" and push the wireless
activation button on the tool again.
NOTE:Thevacuumcleanerstarts/stopswithadelay.
There is a time lag when the vacuum cleaner detects
a switch operation of the tool.
NOTE: The transmission distance of the wireless unit
mayvarydependingonthelocationandsurrounding
circumstances.
NOTE: When two or more tools are registered to one
vacuumcleaner,thevacuumcleanermaystartrun-
ningevenifyoudon'tpulltheswitchtriggerbecause
an other user is using the wireless activation function.

17 ENGLISH
Description of the wireless activation lamp status
►Fig.39: 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
On Blinking
Duration
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 tool is
running.
The wireless activation of the vacuum cleaner is available and the
tool is running.
Tool
registration
Green 20 seconds Readyforthetoolregistration.Waitingfortheregistrationbythe
vacuum cleaner.
2 seconds Thetoolregistrationhasbeennished.Thewirelessactivation
lamp will start blinking in blue.
Cancelling
tool
registration
Red 20 seconds Readyforthecancellationofthetoolregistration.Waitingforthe
cancellationbythevacuumcleaner.
2 seconds Thecancellationofthetoolregistrationhasbeennished.The
wireless activation lamp will start blinking in blue.
Others Red 3 seconds The power is supplied to the wireless unit and the wireless activa-
tion function is starting up.
Off - - The wireless activation of the vacuum cleaner is stopped.
Cancelling tool registration for the
vacuum cleaner
Perform the following procedure when cancelling the
tool registration for the vacuum cleaner.
1. Install the batteries to the vacuum cleaner and the
tool.
2. Setthestand-byswitchonthevacuumcleanerto
"AUTO".
►Fig.40: 1.Stand-byswitch
3. Press the wireless activation button on the vac-
uum cleaner for 6 seconds. The wireless activation
lamp blinks in green and then become red. After that,
press the wireless activation button on the tool in the
sameway.
►Fig.41: 1. Wireless activation button 2. Wireless
activation lamp
Ifthecancellationisperformedsuccessfully,thewire-
less activation lamps will light up in red for 2 seconds
and start blinking in blue.
NOTE:Thewirelessactivationlampsnishblinkingin
red after 20 seconds elapsed. Press the wireless acti-
vation button on the tool while the wireless activation
lamp on the cleaner is blinking. If the wireless acti-
vation lamp does not blink in red, push the wireless
activationbuttonbrieyandholditdownagain.

18 ENGLISH
Troubleshooting for wireless activation function
Beforeaskingforrepairs,conductyourowninspectionrst.Ifyound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
not light/blink.
The wireless unit is not installed into the tool.
Thewirelessunitisimproperlyinstalled
into the tool.
Installthewirelessunitcorrectly.
The terminal of the wireless unit and/or
theslotisdirty.
Gentlywipeoffdustanddirtontheterminalofthe
wireless unit and clean the slot.
The wireless activation button on the
tool has not been pushed.
Push the wireless activation button on the tool
briey.
Thestand-byswitchonthevacuum
cleaner is not set to "AUTO".
Setthestand-byswitchonthevacuumcleanerto
"AUTO".
Nopowersupply
Supplythepowertothetoolandthevacuumcleaner.
Cannotnishtoolregistration/can-
cellingtoolregistrationsuccessfully.
The wireless unit is not installed into the tool.
Thewirelessunitisimproperlyinstalled
into the tool.
Installthewirelessunitcorrectly.
The terminal of the wireless unit and/or
theslotisdirty.
Gentlywipeoffdustanddirtontheterminalofthe
wireless unit and clean the slot.
Thestand-byswitchonthevacuum
cleaner is not set to "AUTO".
Setthestand-byswitchonthevacuumcleanerto
"AUTO".
Nopowersupply
Supplythepowertothetoolandthevacuumcleaner.
Incorrect operation Pushthewirelessactivationbuttonbrieyandperform
the tool registration/cancellation procedures again.
Thetoolandvacuumcleanerareaway
from each other (out of the transmission
range).
Get the tool and vacuum cleaner closer to each
other. The maximum transmission distance is
approximately10mhoweveritmayvaryaccording
to the circumstances.
Beforenishingthetoolregistration/
cancellation;
- the switch trigger on the tool is pulled or;
- the power button on the vacuum
cleaner is turned on.
Pushthewirelessactivationbuttonbrieyand
perform the tool registration/cancellation procedures
again.
The tool registration procedures for the
toolorvacuumcleanerhasnotnished.
Perform the tool registration procedures for both the
tool and the vacuum cleaner at the same timing.
Radiodisturbancebyotherappliances
whichgeneratehigh-intensityradio
waves.
Keepthetoolandvacuumcleanerawayfromthe
appliances such as Wi-Fi devices and microwave
ovens.
The vacuum cleaner does not run
along with the switch operation of
the tool.
The wireless unit is not installed into the tool.
Thewirelessunitisimproperlyinstalled
into the tool.
Installthewirelessunitcorrectly.
The terminal of the wireless unit and/or
theslotisdirty.
Gentlywipeoffdustanddirtontheterminalofthe
wireless unit and clean the slot.
The wireless activation button on the
tool has not been pushed.
Pushthewirelessactivationbuttonbrieyandmake
sure that the wireless activation lamp is blinking in blue.
Thestand-byswitchonthevacuum
cleaner is not set to "AUTO".
Setthestand-byswitchonthevacuumcleanerto
"AUTO".
More than 10 tools are registered to the
vacuum cleaner.
Perform the tool registration again.
If more than 10 tools are registered to the vacuum cleaner,
thetoolregisteredearliestwillbecancelledautomatically.
The vacuum cleaner erased all tool
registrations.
Perform the tool registration again.
Nopowersupply
Supplythepowertothetoolandthevacuumcleaner.
Thetoolandvacuumcleanerareaway
from each other (out of the transmission
range).
Get the tool and vacuum cleaner closer each other. The
maximumtransmissiondistanceisapproximately10m
howeveritmayvaryaccordingtothecircumstances.
Radiodisturbancebyotherappliances
whichgeneratehigh-intensityradiowaves.
Keepthetoolandvacuumcleanerawayfromtheappli-
ances such as Wi-Fi devices and microwave ovens.
The vacuum cleaner runs while the
tool's switch trigger is not pulled.
Other users are using the wireless
activation of the vacuum cleaner with
their tools.
Turn off the wireless activation button of the other
tools or cancel the tool registration of the other
tools.

19 ENGLISH
MAINTENANCE
CAUTION: Always be sure that the tool is
switched off and the battery cartridge is removed
before attempting to perform inspection or
maintenance.
NOTICE: Never use gasoline, benzine, thinner,
alcohol or the like. Discoloration, deformation or
cracks may result.
To maintain product SAFETY and RELIABILITY,
repairs,anyothermaintenanceoradjustmentshould
beperformedbyMakitaAuthorizedorFactoryService
Centers,alwaysusingMakitareplacementparts.
OPTIONAL
ACCESSORIES
CAUTION: These accessories or attachments
are recommended for use with your Makita tool
specied 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.
• SDS-MAX Carbide-tipped drill bits
• SDS-MAX bull point
• SDS-MAX cold chisel
• SDS-MAX scaling chisel
• SDS-MAXclayspade
• Hammer grease
• Bit grease
• Side handle
• Side grip
• Depth gauge
• Blow-out bulb
• Dust extractor attachment
• Safetygoggles
• Wireless unit
• Makitagenuinebatteryandcharger
• Plasticcarryingcase
NOTE:Someitemsinthelistmaybeincludedinthe
toolpackageasstandardaccessories.Theymay
differfromcountrytocountry.

20 FRANÇAIS
FRANÇAIS (Instructions originales)
SPÉCIFICATIONS
Modèle : DHR400
Capacités Foret à pointe de carbure 40 mm
Trépan 105 mm
Vitesse à vide (tr/min) 250 - 500 min-1
Frappes par minute 1 450 - 2 900 min-1
Longueur totale 473 mm
Tension nominale 36 V CC
Poids net 7,3 - 8,1 kg
• Étantdonnél’évolutionconstantedenotreprogrammederechercheetdedéveloppement,lesspécications
contenuesdanscemanuelsontsujettesàmodicationsanspréavis.
• Lesspécicationsetlabatteriepeuventêtredifférentessuivantlespays.
• Lepoidspeutêtredifférentselonlesaccessoires,notammentlabatterie.Lesassociationslapluslégèreetla
plus lourde, conformément à la procédure EPTA 01/2014, sont indiquées dans le tableau.
Batterie applicable
BL1815N / BL1820 / BL1820B / BL1830 / BL1830B / BL1840 / BL1840B / BL1850 / BL1850B / BL1860B
• Certainesbatteriesrépertoriéesci-dessuspeuventnepasêtredisponiblesselonlarégionoùvousrésidez.
AVERTISSEMENT : N’utilisez que les batteries répertoriées ci-dessus. L’utilisation de n’importe quelle
autre batterie peut provoquer des blessures et/ou un incendie.
Utilisation prévue
L’outil est conçu pour le perçage avec martelage et le
perçage dans la brique, le béton et la pierre, ainsi que
pour le ciselage.
Bruit
NiveaudebruitpondéréAtypique,déterminéselon
EN60745-2-6 :
Niveau de pression sonore (LpA) : 91 dB (A)
Niveau de puissance sonore (LWA ) : 102 dB (A)
Incertitude(K):3dB(A)
AVERTISSEMENT : Portez un serre-tête
antibruit.
Vibrations
Valeur totale de vibrations (somme de vecteur triaxial)
déterminée selon EN60745-2-6 :
Mode de travail : perçage avec martelage dans le béton
Émission de vibrations (ah, HD) : 5,0 m/s2
Incertitude(K):1,5m/s2
Mode de travail : fonction de ciselage avec poignée latérale
Émission de vibrations (ah, Cheq) : 4,5 m/s2
Incertitude(K):1,5m/s2
Mode de travail : fonction de ciselage avec poignée de côté
Émission de vibrations (ah, Cheq) : 4,5 m/s2
Incertitude(K):1,5m/s2
NOTE : La valeur d’émission de vibrations déclarée a été
mesurée conformément à la méthode de test standard et
peutêtreutiliséepourcomparerlesoutilsentreeux.
NOTE :La valeur d’émission de vibrations déclarée peut
aussiêtreutiliséepourl’évaluationpréliminairedel’exposition.
AVERTISSEMENT : L’émission de vibrations
lorsdel’usageréeldel’outilélectriquepeutêtre
différente de la valeur d’émission déclarée, suivant la
façon dont l’outil est utilisé.
AVERTISSEMENT : Les mesures de sécurité à
prendrepourprotégerl’utilisateurdoiventêtrebasées
sur une estimation de l’exposition dans des condi-
tions réelles d’utilisation (en tenant compte de toutes
lescomposantesducycled’utilisation,commepar
exemple le moment de sa mise hors tension, lorsqu’il
tourne à vide et le moment de son déclenchement).
Déclaration de conformité CE
Pour les pays européens uniquement
La déclaration de conformité CE est fournie en Annexe
A à ce mode d’emploi.
CONSIGNES DE
SÉCURITÉ
Consignes de sécurité générales
pour outils électriques
AVERTISSEMENT : Veuillez lire les
consignes de sécurité, instructions, illustrations
et spécications qui accompagnent cet outil
électrique. Le non-respect de toutes les instructions
indiquées ci-dessous peut entraîner une électrocu-
tion, un incendie et/ou de graves blessures.