Makita DHR280 User manual

EN
Cordless Combination
Hammer
INSTRUCTION MANUAL
10
FR
Marteau Combiné sans Fil
MANUEL D’INSTRUCTIONS
23
DE
Akku-Kombi-Bohrhammer
BETRIEBSANLEITUNG
37
IT
Tassellatore combinato a
batteria
ISTRUZIONI PER L’USO
52
NL
Accucombihamer
GEBRUIKSAANWIJZING
67
ES
Martillo Rotativo Combinado
Inalámbrico
MANUAL DE
INSTRUCCIONES
82
PT
Martelete Combinado A
Bateria
MANUAL DE INSTRUÇÕES
98
DA
Akku-kombinationshammer
BRUGSANVISNING
113
EL
Φορητό δράπανο
συνδυασμού
ΕΓΧΕΙΡΙΔΙΟ ΟΔΗΓΙΩΝ
126
TR
Kablosuz Kombine Darbeli
Matkap
KULLANMA KILAVUZU
142

2

3

4

5
Fig.16
Fig.20
Fig.17
Fig.21
2
1
Fig.18
Fig.22
1
1
Fig.19

6
Fig.23
Fig.24

7
Fig.25
1

8

9
Fig.42
Fig.38
Fig.44
Fig.41
1

10

11
Fig.45
Fig.48
2
Fig.46
Fig.49

12
Fig.47
Fig.50
Fig.51
Fig.54
Fig.55

13
2
Fig.52
Fig.56
1
2

14 ENGLISH
ENGLISH (Original instructions)
SPECIFICATIONS
Model:
DHR280
DHR281
DHR282
DHR283
Capacities
Concrete
28 mm
Core bit
54 mm
Diamond core bit (dry type)
65 mm
Steel
13 mm
Wood
32 mm
No load speed
0 - 980 min-1
Blows per minute
0 - 5,000 min-1
Overall length
373 mm
404 mm
373 mm
404 mm
Rated voltage
D.C. 36 V
Net weight
3.9 - 5.1 kg
Optional accessory
Model:
DX08 (For
DHR280/DHR282)
DX09 (For
DHR281/DHR283)
Suction performance
350 l/min
Operating stroke
Up to 190 mm
Suitable drill bit
Up to 260 mm
Rated voltage
D.C. 18 V
Net weight
1.6 kg
•Due to our continuing program of research and development, the specifications herein are subject to change
without notice.
•Specifications 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
heaviest 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.

15 ENGLISH
WARNING: Only use the battery cartridges listed above. Use of any other battery cartridges may cause
injury and/or fire.
Intended use
The tool is intended for hammer drilling and drilling in brick,
concrete and stone as well as for chiselling work. It is also
suitable for drilling without impact in wood, metal, ceramic and
plastic.
Noise
The typical A-weighted noise level determined according to
EN60745-2-6:
Model DHR280
Sound pressure level (LpA) : 93 dB(A)
Sound power level (LWA) : 104 dB (A)
Uncertainty (K) : 3 dB(A)
Model DHR281
Sound pressure level (LpA) : 92 dB(A)
Sound power level (LWA) : 103 dB (A)
Uncertainty (K) : 3 dB(A)
Model DHR282
Sound pressure level (LpA) : 93 dB(A)
Sound power level (LWA) : 104 dB (A)
Uncertainty (K) : 3 dB(A)
Model DHR283
Sound pressure level (LpA) : 92 dB(A)
Sound power level (LWA) : 103 dB (A) Uncertainty (K) : 3
dB(A)
Model DHR280 with DX08
Sound pressure level (LpA) : 92 dB(A)
Sound power level (LWA) : 103 dB (A) Uncertainty (K) : 3
dB(A)
Model DHR281 with DX09
Sound pressure level (LpA) : 92 dB(A)
Sound power level (LWA) : 103 dB (A) Uncertainty (K) : 3
dB(A)
Model DHR282 with DX08
Sound pressure level (LpA) : 92 dB(A)
Sound power level (LWA) : 103 dB (A) Uncertainty (K) : 3
dB(A)
Model DHR283 with DX09
Sound pressure level (LpA) : 92 dB(A)
Sound power level (LWA) : 103 dB (A)
Uncertainty (K) : 3 dB(A) WARNING: Wear
ear protection.
Vibration
The vibration total value (tri-axial vector sum) determined
according to EN60745-2-6:
Model DHR280
Work mode: hammer drilling into concrete
Vibration emission (ah, HD): 9.0 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: hammer drilling into concrete with DX08
Vibration emission (ah, HD): 8.0 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: chiselling function with side grip
Vibration emission (ah, Cheq): 8.5 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: drilling into metal
Vibration emission (ah,D) : 2.5 m/s2
Uncertainty (K) : 1.5 m/s2
Model DHR281
Work mode: hammer drilling into concrete
Vibration emission (ah, HD): 9.5 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: hammer drilling into concrete
with DX09
Vibration emission (ah, HD): 8.0 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: chiselling function with side grip
Vibration emission (ah, Cheq): 9.0 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: drilling into metal
Vibration emission (ah,D) : 2.5 m/s2
Uncertainty (K) : 1.5 m/s2
Model DHR282
Work mode: hammer drilling into concrete
Vibration emission (ah, HD): 9.0 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: hammer drilling into concrete
with DX08
Vibration emission (ah, HD): 8.0 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: chiselling function with side grip
Vibration emission (ah, Cheq): 8.0 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: drilling into metal
Vibration emission (ah,D) : 2.5 m/s2
Uncertainty (K) : 1.5 m/s2
Model DHR283
Work mode: hammer drilling into concrete
Vibration emission (ah, HD): 9.5 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: hammer drilling into concrete
with DX09
Vibration emission (ah, HD): 8.0 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: chiselling function with side grip
Vibration emission (ah, Cheq): 8.5 m/s2
Uncertainty (K) : 1.5 m/s2
Work mode: drilling into metal
Vibration emission (ah,D) : 2.5 m/s2
Uncertainty (K) : 1.5 m/s2

16 ENGLISH
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
estimation 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,
instructions, illustrations and specifications
provided with this power tool. Failure to follow all
instructions listed below may result in electric shock,
fire and/or serious injury.
Save all warnings and instructions for
future reference.
The term "power tool" in the warnings refers to your mains-
operated (corded) power tool or battery-operated (cordless)
power tool.
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 surfaces, 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 recommended 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 difficult.
8. Always be sure you have a firm
footing. Be sure no one is below
when using the tool in high locations.
9. Hold the tool firmly 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 fly
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 inhalation 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 instructions 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

17 ENGLISH
immediately. It may result in a risk of overheating,
possible burns and even an explosion.
4. If electrolyte gets into your eyes, rinse them out with
clear water and seek medical attention right away. It
may result in loss of your eyesight.
5. Do not short the battery cartridge:
(1) Do not touch the terminals with any conductive
material.
(2) Avoid storing battery cartridge in a container 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 flow,
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 fire.
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 requirements.
For commercial transports e.g. by third parties, forwarding
agents, special requirement on packaging and labeling
must be observed. For preparation of the item being
shipped, consulting 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 disposal of
battery.
12. Use the batteries only with the products specified by
Makita. Installing the batteries to non-compliant products
may result in a fire, excessive 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 fires, personal injury and damage. It will also
void the Makita warranty for the Makita tool and
charger.
Tips for maintaining maximum battery
life
1. Charge the battery cartridge before completely
discharged. 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 temperature 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 wireless unit.
2. Keep the wireless unit away from
young children. 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 operated, automated devices
may develop malfunction or error.
8. Do not operate the wireless unit in
places under high temperature or
places where static electricity or
electrical noise could be generated.
9. The wireless unit can produce
electromagnetic fields (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.

18 ENGLISH
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, thinner, 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 damaged.
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
cartridge firmly when installing or removing
battery cartridge. Failure to hold the tool and the
battery cartridge firmly 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.
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 indicate the remaining battery
capacity. The indicator lamps light up for a
few seconds.
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 system. This system automatically
cuts off power to the motor to extend tool and
battery life. The tool will automatically 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 automatically 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. In this case, let the
tool and battery cool before turning the tool
on again.
Indicator lamps
Remaining
capacity
Lighted
Off
Blinking
% to 100%
75
% to 75%
50
25
% to 50%
% to 25%
0
Charge the
battery.
The battery
may have
malfunctioned.

19 ENGLISH
NOTE: When the tool is overheated, the lamp blinks.
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
cartridge into the tool, always check to see that
the switch trigger actuates properly and returns
to the "OFF" position when released.
►Fig.3: 1. Switch trigger
To start the tool, simply pull the switch trigger. Tool speed is
increased by increasing pressure on the switch trigger. Release
the switch trigger to stop.
Speed change
The revolutions and blows per minute can be adjusted by
turning the adjusting dial. The dial is marked 1 (lowest 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
5
980
5,000
4
810
4,130
3
640
3,260
2
470
2,400
1
300
1,550
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 overloaded,
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 (For
DHR282/DHR283)
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 fluidity in grease, the tool may not have this
function even with the motor rotating.
This function is not available when the dust
collection system is installed.
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: For DHR282/DHR283
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.
NOTE: If the dust collection system is
installed on the tool, the lamp of the dust
collection system lights up instead of the
lamp of the tool.
Reversing switch action
►Fig.6: 1. Reversing switch lever
CAUTION: Always check the direction of
rotation before operation.
CAUTION: Use the reversing switch only after
the tool comes to a complete stop. Changing the
direction of rotation before the tool stops may
damage the tool.
CAUTION: When not operating the tool,
always set the reversing switch lever to the
neutral position.
This tool has a reversing switch to change the
direction of rotation. Depress the reversing
switch lever from the A side for clockwise
rotation or from the B side for
counterclockwise rotation. When the
reversing switch lever is in the neutral
position, the switch trigger cannot be pulled.
Changing the quick change
chuck for SDS-plus
For DHR281/DHR283
The quick change chuck for SDS-plus can be
easily exchanged for the quick change drill
chuck.

20 ENGLISH
Removing the quick change chuck for
SDS-plus
CAUTION: Before removing the quick change
chuck for SDS-plus, be sure to remove the bit.
Grasp the change cover of the quick change chuck for SDS-
plus and turn in the direction of the arrow until the change
cover line moves from the symbol to the symbol. Pull
forcefully in the direction of the arrow.
►Fig.7: 1. Quick change chuck for SDS-plus
2. Change cover 3. Change cover line
Installing the quick change drill chuck
Check the line of the quick change drill chuck shows the
symbol. Grasp the change cover of the quick change drill
chuck and set the line to the symbol. Place the quick change
drill chuck on the spindle of the tool. Grasp the change cover
of the quick change drill chuck and turn the change cover line
to the symbol until a click can clearly be heard. ► Fig.8:
1. Quick change drill chuck 2. Spindle
3. Change cover line 4. Change cover
Selecting the action mode
NOTICE: Do not rotate the action mode changing 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 tungstencarbide tipped
bit (optional accessory).
►Fig.9: 1. Rotation with hammering 2. Action mode changing
knob
Rotation only
For drilling in wood, metal or plastic materials, rotate the action
mode changing knob to the symbol. Use a twist drill bit or
wood drill bit. ► Fig.10: 1. Rotation only
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.11: 1. Hammering only
Hook
CAUTION: Never hook the tool at high
location or on potentially unstable surface.
►Fig.12: 1. Hook
The hook is convenient for temporarily
hanging the tool. To use the hook, simply lift
up hook until it snaps into the open position.
When not in use, always lower hook until it
snaps into the closed position.
Adjusting the nozzle position
of the dust collection system
Optional accessory
Push in the guide while pushing up the guide
adjustment button, and then release the
button at the desired position.
►Fig.13: 1. Guide 2. Guide adjustment
button
NOTE: Before adjusting the nozzle position,
release the nozzle forward completely by
pushing up the guide adjustment button.
If a long drill bit is installed, extend the guide
by pushing up the extension button.
►Fig.14: 1. Extension button
Adjusting the drilling depth
of the dust collection system
Optional accessory
Slide the depth adjustment button to the
desired position while pushing it up. The
distance (A) is the drilling depth.
►Fig.15: 1. Depth adjustment button
Torque limiter
NOTICE: As soon as the torque limiter
actuates, switch off the tool immediately.
This will help prevent premature wear of the
tool.
NOTICE: Drill bits such as hole saw,
which tend to pinch or catch easily in the
hole, are not appropriate 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
(For